---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-23470 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: 5600.00 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 60G 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 695 12367 3 2926 14950 Swap: 1023 25 998 ---> 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:fc:cf:16 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.110/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80011sec preferred_lft 80011sec inet6 fe80::f816:3eff:fefc:cf16/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:6a:7d:78:5d:10 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::946a:7dff:fe78:5d10/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-23470) 06/03/26 _x86_64_ (4 CPU) 18:01:54 LINUX RESTART (4 CPU) 18:10:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:20:12 58.75 12.75 43.28 2.73 926.14 4485.44 1892.92 18:30:05 31.56 11.56 19.03 0.97 226.93 1239.61 776.38 18:40:44 28.89 0.22 13.65 15.03 13.22 638.78 196906.08 18:50:01 13.94 0.04 13.32 0.59 1.01 387.12 362.88 19:00:15 5.98 0.01 5.70 0.27 0.35 133.03 95.28 19:10:02 7.27 0.17 6.74 0.36 3.55 216.42 120.62 19:20:01 4.88 0.08 4.60 0.20 1.88 142.61 65.61 19:30:14 5.94 1.40 4.46 0.08 22.52 74.33 49.78 19:40:14 10.14 0.30 9.38 0.46 10.07 633.92 138.51 Average: 18.54 2.91 13.23 2.40 131.47 872.67 23731.43 18:10:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:20:12 4138140 5811412 10128016 61.86 262796 1529000 10988584 63.07 985872 10810440 234120 18:30:05 9464496 11229100 4712008 28.78 266320 1615788 5476740 31.44 1119100 5356212 4192 18:40:44 11439392 13326536 2619388 16.00 271980 1730028 3495424 20.06 1180144 3339584 136 18:50:01 12494596 14425904 1520076 9.28 274328 1771772 2902380 16.66 1185680 2286192 612 19:00:15 9280664 11225076 4719588 28.83 275380 1783844 5475892 31.43 1187616 5487996 68 19:10:02 8124420 10099188 5844816 35.70 276492 1813020 6715488 38.55 1191740 6619248 368 19:20:01 7924072 9918528 6025244 36.80 277004 1832192 6792044 38.99 1195648 6816680 280 19:30:14 11583172 13597400 2348372 14.34 277396 1851572 3508948 20.14 1203032 3179588 18604 19:40:14 9109972 11257112 4687364 28.63 281964 1973776 5338552 30.64 1219208 5615720 296 Average: 9284325 11210028 4733875 28.91 273740 1766777 5632672 32.33 1163116 5501296 28742 18:10:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:20:12 lo 25.37 25.37 18.64 18.64 0.00 0.00 0.00 0.00 18:20:12 ens3 1.98 1.88 0.60 0.52 0.00 0.00 0.00 0.00 18:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:05 lo 44.06 44.06 19.61 19.61 0.00 0.00 0.00 0.00 18:30:05 ens3 1.58 1.29 0.36 0.29 0.00 0.00 0.00 0.00 18:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:44 lo 18.11 18.11 8.25 8.25 0.00 0.00 0.00 0.00 18:40:44 ens3 1.12 0.91 0.28 0.24 0.00 0.00 0.00 0.00 18:40:44 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 lo 9.08 9.08 5.22 5.22 0.00 0.00 0.00 0.00 18:50:01 ens3 0.62 0.48 0.13 0.10 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:15 lo 19.68 19.68 9.43 9.43 0.00 0.00 0.00 0.00 19:00:15 ens3 0.75 0.58 0.17 0.13 0.00 0.00 0.00 0.00 19:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:02 lo 29.17 29.17 11.41 11.41 0.00 0.00 0.00 0.00 19:10:02 ens3 0.68 0.45 0.14 0.10 0.00 0.00 0.00 0.00 19:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:01 lo 21.28 21.28 10.78 10.78 0.00 0.00 0.00 0.00 19:20:01 ens3 0.79 0.56 0.17 0.13 0.00 0.00 0.00 0.00 19:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:14 lo 11.06 11.06 5.91 5.91 0.00 0.00 0.00 0.00 19:30:14 ens3 1.04 0.85 0.17 1.24 0.00 0.00 0.00 0.00 19:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:14 lo 19.25 19.25 10.48 10.48 0.00 0.00 0.00 0.00 19:40:14 ens3 1.22 0.90 0.34 0.27 0.00 0.00 0.00 0.00 19:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.88 21.88 11.06 11.06 0.00 0.00 0.00 0.00 Average: ens3 1.09 0.88 0.26 0.34 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-23470) 06/03/26 _x86_64_ (4 CPU) 18:01:54 LINUX RESTART (4 CPU) 18:10:27 CPU %user %nice %system %iowait %steal %idle 18:20:12 all 58.64 0.00 2.23 0.19 0.13 38.82 18:20:12 0 58.45 0.00 2.10 0.10 0.13 39.23 18:20:12 1 58.13 0.00 2.29 0.22 0.13 39.22 18:20:12 2 59.02 0.00 2.33 0.19 0.13 38.33 18:20:12 3 58.94 0.00 2.20 0.24 0.13 38.49 18:30:05 all 37.27 0.00 1.48 0.10 0.12 61.04 18:30:05 0 37.17 0.00 1.57 0.15 0.12 61.00 18:30:05 1 37.47 0.00 1.44 0.08 0.12 60.89 18:30:05 2 37.67 0.00 1.51 0.10 0.12 60.61 18:30:05 3 36.78 0.00 1.39 0.06 0.11 61.66 18:40:44 all 24.78 0.00 0.94 0.07 0.09 74.11 18:40:44 0 24.15 0.00 0.94 0.11 0.09 74.70 18:40:44 1 24.39 0.00 0.97 0.04 0.09 74.51 18:40:44 2 24.10 0.00 0.95 0.03 0.09 74.82 18:40:44 3 26.49 0.00 0.90 0.10 0.09 72.43 18:50:01 all 19.36 0.00 0.62 0.04 0.08 79.90 18:50:01 0 19.11 0.00 0.61 0.01 0.08 80.19 18:50:01 1 19.34 0.00 0.53 0.06 0.08 79.99 18:50:01 2 19.44 0.00 0.65 0.03 0.09 79.80 18:50:01 3 19.55 0.00 0.69 0.05 0.08 79.63 19:00:15 all 11.80 0.00 0.48 0.05 0.08 87.59 19:00:15 0 11.66 0.00 0.45 0.00 0.08 87.81 19:00:15 1 12.11 0.00 0.53 0.02 0.09 87.24 19:00:15 2 11.92 0.00 0.52 0.11 0.08 87.36 19:00:15 3 11.50 0.00 0.41 0.06 0.08 87.95 19:10:02 all 15.82 0.00 0.54 0.02 0.08 83.53 19:10:02 0 15.73 0.00 0.55 0.04 0.08 83.60 19:10:02 1 15.73 0.00 0.58 0.02 0.09 83.60 19:10:02 2 16.36 0.00 0.51 0.03 0.09 83.02 19:10:02 3 15.45 0.00 0.54 0.02 0.08 83.91 19:20:01 all 10.70 0.00 0.45 0.08 0.09 88.68 19:20:01 0 10.82 0.00 0.47 0.03 0.08 88.60 19:20:01 1 10.85 0.00 0.42 0.19 0.09 88.45 19:20:01 2 10.28 0.00 0.43 0.01 0.10 89.19 19:20:01 3 10.86 0.00 0.49 0.10 0.09 88.47 19:30:14 all 5.00 0.00 0.39 0.22 0.08 94.31 19:30:14 0 5.00 0.00 0.35 0.35 0.08 94.22 19:30:14 1 4.34 0.00 0.36 0.05 0.08 95.16 19:30:14 2 5.08 0.00 0.45 0.13 0.08 94.26 19:30:14 3 5.59 0.00 0.39 0.36 0.07 93.59 19:40:14 all 17.42 0.00 0.62 0.06 0.08 81.82 19:40:14 0 16.77 0.00 0.62 0.02 0.08 82.51 19:40:14 1 16.62 0.00 0.61 0.07 0.08 82.61 19:40:14 2 17.74 0.00 0.64 0.12 0.08 81.42 19:40:14 3 18.53 0.00 0.63 0.03 0.08 80.73 Average: all 22.16 0.00 0.86 0.09 0.09 76.79 Average: 0 21.95 0.00 0.85 0.09 0.09 77.02 Average: 1 21.96 0.00 0.86 0.08 0.09 77.00 Average: 2 22.24 0.00 0.88 0.08 0.09 76.70 Average: 3 22.49 0.00 0.84 0.11 0.09 76.46