---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-32633 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 61G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 626 12581 4 2780 15020 Swap: 1023 87 936 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:f0:45:3d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.22/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79615sec preferred_lft 79615sec inet6 fe80::f816:3eff:fef0:453d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:ab:36:60:35:6b brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::ecab:36ff:fe60:356b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-32633) 07/03/26 _x86_64_ (4 CPU) 12:40:31 LINUX RESTART (4 CPU) 12:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:00:01 62.38 17.37 42.43 2.58 423.05 4596.19 1978.88 13:10:05 29.83 9.09 19.60 1.13 778.08 1444.17 1112.24 13:20:05 23.47 0.81 6.74 15.92 36.13 236.15 211668.29 13:30:01 15.69 0.27 14.68 0.74 10.13 704.18 567.79 13:40:05 14.59 0.50 13.42 0.67 15.52 434.73 767.32 13:50:05 5.04 0.40 4.45 0.19 11.61 133.15 64.63 14:00:01 5.27 0.32 4.76 0.18 12.08 152.31 125.44 14:10:05 5.32 0.24 4.88 0.20 9.37 153.60 90.38 14:20:05 11.42 0.53 10.46 0.42 15.55 564.80 169.45 14:30:01 8.09 0.34 7.41 0.35 12.81 294.55 132.40 Average: 18.14 3.00 12.90 2.24 133.03 872.97 21663.67 12:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:00:01 2297600 3263668 12679804 77.44 176268 959956 13590732 78.01 842704 12831804 328 13:10:05 5809796 7293392 8651600 52.84 193132 1459760 9543692 54.78 994344 9185740 484 13:20:05 8342344 9859268 6089800 37.19 195760 1490476 7065528 40.56 1015700 6638292 436 13:30:01 12073664 13725300 2226312 13.60 201332 1615332 3149880 18.08 1069620 2851836 88 13:40:05 9704552 11422232 4527880 27.65 204332 1678352 5434232 31.19 1079588 5223948 328 13:50:05 9757664 11493840 4456296 27.22 204936 1696232 5341304 30.66 1084392 5162136 332 14:00:01 8240108 9998032 5951120 36.35 205596 1717292 6869716 39.43 1089832 6668020 352 14:10:05 8162544 9942968 6006264 36.68 206344 1739016 6850916 39.32 1096336 6744372 324 14:20:05 9610348 11520544 4429488 27.05 210044 1859532 5290888 30.37 1109284 5285612 452 14:30:01 8847004 10809656 5139908 31.39 211336 1910600 6050204 34.73 1131468 6013096 352 Average: 8284562 9932890 6015847 36.74 200908 1612655 6918709 39.71 1051327 6660486 348 12:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:00:01 lo 33.20 33.20 22.99 22.99 0.00 0.00 0.00 0.00 13:00:01 ens3 2.30 2.07 0.57 1.55 0.00 0.00 0.00 0.00 13:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:05 lo 46.21 46.21 19.01 19.01 0.00 0.00 0.00 0.00 13:10:05 ens3 1.68 1.53 0.43 0.37 0.00 0.00 0.00 0.00 13:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:05 lo 8.04 8.04 5.22 5.22 0.00 0.00 0.00 0.00 13:20:05 ens3 0.62 0.40 0.14 0.09 0.00 0.00 0.00 0.00 13:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 11.39 11.39 5.63 5.63 0.00 0.00 0.00 0.00 13:30:01 ens3 0.90 0.74 0.23 0.19 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:05 lo 19.22 19.22 9.90 9.90 0.00 0.00 0.00 0.00 13:40:05 ens3 0.88 0.78 0.19 0.15 0.00 0.00 0.00 0.00 13:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:05 lo 21.05 21.05 8.69 8.69 0.00 0.00 0.00 0.00 13:50:05 ens3 0.70 0.56 0.14 0.11 0.00 0.00 0.00 0.00 13:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 lo 26.47 26.47 11.18 11.18 0.00 0.00 0.00 0.00 14:00:01 ens3 0.69 0.50 0.17 0.13 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:05 lo 17.26 17.26 10.32 10.32 0.00 0.00 0.00 0.00 14:10:05 ens3 0.63 0.52 0.13 0.10 0.00 0.00 0.00 0.00 14:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:05 lo 12.23 12.23 7.18 7.18 0.00 0.00 0.00 0.00 14:20:05 ens3 0.72 0.55 0.19 0.15 0.00 0.00 0.00 0.00 14:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 lo 24.09 24.09 10.41 10.41 0.00 0.00 0.00 0.00 14:30:01 ens3 0.83 0.70 0.17 0.14 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.93 21.93 11.07 11.07 0.00 0.00 0.00 0.00 Average: ens3 0.99 0.84 0.24 0.30 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-32633) 07/03/26 _x86_64_ (4 CPU) 12:40:31 LINUX RESTART (4 CPU) 12:50:00 CPU %user %nice %system %iowait %steal %idle 13:00:01 all 61.11 0.00 2.31 0.16 0.12 36.30 13:00:01 0 60.57 0.00 2.17 0.25 0.12 36.89 13:00:01 1 60.49 0.00 2.47 0.07 0.12 36.85 13:00:01 2 61.80 0.00 2.29 0.21 0.12 35.58 13:00:01 3 61.59 0.00 2.31 0.12 0.11 35.88 13:10:05 all 35.03 0.00 1.48 0.13 0.10 63.26 13:10:05 0 35.61 0.00 1.41 0.16 0.10 62.71 13:10:05 1 34.99 0.00 1.52 0.09 0.10 63.29 13:10:05 2 34.16 0.00 1.55 0.10 0.10 64.09 13:10:05 3 35.35 0.00 1.45 0.18 0.10 62.93 13:20:05 all 17.37 0.00 0.78 0.25 0.08 81.52 13:20:05 0 17.39 0.00 0.71 0.31 0.08 81.52 13:20:05 1 18.18 0.00 0.84 0.45 0.08 80.45 13:20:05 2 17.02 0.00 0.93 0.18 0.08 81.79 13:20:05 3 16.90 0.00 0.64 0.06 0.08 82.32 13:30:01 all 22.91 0.00 0.85 0.08 0.07 76.08 13:30:01 0 23.28 0.00 0.95 0.20 0.08 75.49 13:30:01 1 22.70 0.00 0.82 0.04 0.07 76.38 13:30:01 2 22.22 0.00 0.76 0.03 0.07 76.91 13:30:01 3 23.45 0.00 0.87 0.05 0.07 75.55 13:40:05 all 25.04 0.00 0.78 0.05 0.08 74.05 13:40:05 0 24.20 0.00 0.74 0.01 0.08 74.97 13:40:05 1 25.32 0.00 0.76 0.07 0.08 73.77 13:40:05 2 25.12 0.00 0.79 0.06 0.08 73.95 13:40:05 3 25.54 0.00 0.83 0.05 0.08 73.51 13:50:05 all 8.55 0.00 0.35 0.03 0.06 91.01 13:50:05 0 8.60 0.00 0.33 0.03 0.06 90.98 13:50:05 1 8.77 0.00 0.43 0.02 0.06 90.72 13:50:05 2 8.20 0.00 0.32 0.06 0.06 91.36 13:50:05 3 8.64 0.00 0.32 0.01 0.06 90.96 14:00:01 all 10.45 0.00 0.41 0.03 0.07 89.04 14:00:01 0 10.60 0.00 0.45 0.04 0.07 88.85 14:00:01 1 10.01 0.00 0.42 0.02 0.07 89.48 14:00:01 2 10.84 0.00 0.36 0.03 0.07 88.70 14:00:01 3 10.37 0.00 0.41 0.01 0.07 89.13 14:10:05 all 10.09 0.00 0.40 0.76 0.06 88.69 14:10:05 0 10.00 0.00 0.42 1.21 0.06 88.32 14:10:05 1 9.64 0.00 0.41 0.82 0.06 89.08 14:10:05 2 10.80 0.00 0.42 0.78 0.06 87.94 14:10:05 3 9.93 0.00 0.37 0.23 0.06 89.41 14:20:05 all 13.70 0.00 0.59 0.05 0.06 85.61 14:20:05 0 13.48 0.00 0.55 0.04 0.06 85.86 14:20:05 1 13.58 0.00 0.58 0.04 0.07 85.73 14:20:05 2 14.54 0.00 0.69 0.10 0.06 84.61 14:20:05 3 13.17 0.00 0.53 0.02 0.06 86.21 14:30:01 all 15.68 0.00 0.59 0.06 0.07 83.61 14:30:01 0 15.63 0.00 0.59 0.03 0.06 83.69 14:30:01 1 15.33 0.00 0.66 0.03 0.07 83.91 14:30:01 2 15.64 0.00 0.52 0.14 0.07 83.64 14:30:01 3 16.10 0.00 0.60 0.04 0.07 83.18 Average: all 22.02 0.00 0.86 0.16 0.08 76.89 Average: 0 21.97 0.00 0.83 0.23 0.08 76.90 Average: 1 21.93 0.00 0.89 0.17 0.08 76.94 Average: 2 22.05 0.00 0.86 0.17 0.08 76.84 Average: 3 22.13 0.00 0.83 0.08 0.08 76.88