PostgreSQL nquag kev sib tham keeb kwm - tshiab pgsentinel txuas ntxiv
Lub tuam txhab pgsentinel tau tso tawm pgsentinel txuas ntxiv ntawm tib lub npe (github repository), uas ntxiv cov pg_active_session_history saib rau PostgreSQL - keeb kwm ntawm kev sib tham nquag (zoo ib yam li Oracle's v$active_session_history). Qhov tseem ceeb, cov no tsuas yog txhua qhov thib ob snapshots los ntawm pg_stat_activity, tab sis muaj cov ntsiab lus tseem ceeb: Tag nrho cov ntaub ntawv khaws tseg tsuas yog khaws cia hauv RAM, thiab tus nqi ntawm lub cim xeeb noj yog tswj hwm los ntawm tus lej ntawm cov ntaub ntawv khaws tseg kawg. Lub queryid teb yog ntxiv - [...]