---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-1492 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 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 707 10583 3 4697 14939 Swap: 1023 1 1022 ---> 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:32:30:ca brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.15/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79043sec preferred_lft 79043sec inet6 fe80::f816:3eff:fe32:30ca/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:cb:15:bc:76:89 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::bccb:15ff:febc:7689/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-1492) 04/09/26 _x86_64_ (4 CPU) 13:50:00 LINUX RESTART (4 CPU) 14:00:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:00 77.34 23.33 51.13 2.89 289.00 5549.60 4072.04 14:20:00 23.08 12.20 10.30 0.58 147.17 347.25 294.39 14:30:04 6.69 0.05 6.31 0.33 2.91 230.44 280.41 14:40:00 3.98 0.00 3.88 0.10 0.38 81.87 100.15 14:50:01 21.37 0.08 20.33 0.95 2.90 862.27 487.60 15:00:08 7.58 0.00 7.26 0.32 0.36 239.32 111.54 15:10:00 5.56 0.01 5.38 0.17 0.64 142.83 79.86 15:20:00 20.70 0.09 4.83 15.77 1.95 147.72 210176.39 15:30:09 4.54 0.00 4.34 0.20 0.30 136.41 75.97 15:40:00 8.74 0.03 8.30 0.41 3.71 569.00 539.70 15:50:01 7.44 0.02 7.08 0.34 0.92 277.32 154.94 Average: 16.91 3.23 11.68 2.00 40.54 772.68 19689.27 14:00:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:00 5351396 8820328 7111392 43.43 267808 3174552 8271340 47.48 2182452 8253792 2936 14:20:00 2690500 6232240 9699912 59.24 274024 3236008 11019460 63.25 2255464 10832284 524 14:30:04 7332332 10894300 5041284 30.79 274760 3255500 7381576 42.37 2262428 6204076 944 14:40:00 11743348 15333624 603172 3.68 276292 3280896 1352632 7.76 2264600 1793960 22788 14:50:01 9492752 13225128 2711604 16.56 281176 3415184 3596668 20.64 2291268 4008672 11256 15:00:08 7608172 11366292 4569192 27.91 282352 3439720 5331988 30.61 2293124 5883408 276 15:10:00 7563692 11339036 4596392 28.07 282912 3456384 5310532 30.48 2294324 5924404 272 15:20:00 6042760 9844700 6089712 37.19 285420 3480448 6841708 39.27 2303300 7424292 200 15:30:09 6056928 9878580 6055944 36.99 285996 3499576 6835888 39.24 2306596 7414468 220 15:40:00 7437108 11387216 4547840 27.78 290032 3618260 5229488 30.02 2314172 6031988 304 15:50:01 6502900 10500836 5433676 33.19 291008 3664924 6147920 35.29 2333064 6947436 636 Average: 7074717 10802025 5132738 31.35 281071 3411041 6119927 35.13 2281890 6428980 3669 14:00:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:00 lo 27.09 27.09 18.46 18.46 0.00 0.00 0.00 0.00 14:10:00 ens3 2.72 2.14 0.90 0.72 0.00 0.00 0.00 0.00 14:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:00 lo 41.29 41.29 16.61 16.61 0.00 0.00 0.00 0.00 14:20:00 ens3 1.32 1.01 0.32 0.92 0.00 0.00 0.00 0.00 14:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:04 lo 9.98 9.98 5.25 5.25 0.00 0.00 0.00 0.00 14:30:04 ens3 0.84 0.81 0.13 0.92 0.00 0.00 0.00 0.00 14:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:00 lo 9.77 9.77 5.01 5.01 0.00 0.00 0.00 0.00 14:40:00 ens3 0.31 0.17 0.06 0.04 0.00 0.00 0.00 0.00 14:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:01 lo 12.31 12.31 6.21 6.21 0.00 0.00 0.00 0.00 14:50:01 ens3 1.58 1.36 9.16 0.24 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:08 lo 14.71 14.71 7.92 7.92 0.00 0.00 0.00 0.00 15:00:08 ens3 0.72 0.52 0.18 0.13 0.00 0.00 0.00 0.00 15:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:00 lo 22.70 22.70 8.92 8.92 0.00 0.00 0.00 0.00 15:10:00 ens3 0.63 0.49 0.13 0.10 0.00 0.00 0.00 0.00 15:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:00 lo 26.07 26.07 11.43 11.43 0.00 0.00 0.00 0.00 15:20:00 ens3 0.55 0.45 0.12 0.09 0.00 0.00 0.00 0.00 15:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:09 lo 12.36 12.36 7.62 7.62 0.00 0.00 0.00 0.00 15:30:09 ens3 0.54 0.41 0.11 0.08 0.00 0.00 0.00 0.00 15:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:00 lo 18.11 18.11 10.21 10.21 0.00 0.00 0.00 0.00 15:40:00 ens3 1.15 0.93 0.66 0.22 0.00 0.00 0.00 0.00 15:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 lo 27.58 27.58 11.50 11.50 0.00 0.00 0.00 0.00 15:50:01 ens3 0.88 0.68 0.20 0.15 0.00 0.00 0.00 0.00 15:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.15 20.15 9.90 9.90 0.00 0.00 0.00 0.00 Average: ens3 1.02 0.81 1.09 0.33 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-1492) 04/09/26 _x86_64_ (4 CPU) 13:50:00 LINUX RESTART (4 CPU) 14:00:10 CPU %user %nice %system %iowait %steal %idle 14:10:00 all 70.07 0.00 2.78 0.09 0.18 26.87 14:10:00 0 70.16 0.00 2.83 0.07 0.18 26.76 14:10:00 1 69.29 0.00 2.91 0.12 0.19 27.49 14:10:00 2 70.51 0.00 2.68 0.03 0.18 26.60 14:10:00 3 70.33 0.00 2.72 0.13 0.18 26.64 14:20:00 all 30.14 0.08 1.21 0.10 0.13 68.35 14:20:00 0 30.33 0.12 1.24 0.09 0.12 68.10 14:20:00 1 29.72 0.12 1.22 0.11 0.13 68.71 14:20:00 2 30.09 0.05 1.15 0.14 0.14 68.43 14:20:00 3 30.40 0.04 1.23 0.06 0.12 68.15 14:30:04 all 13.40 0.00 0.60 0.02 0.08 85.89 14:30:04 0 13.25 0.00 0.52 0.00 0.08 86.15 14:30:04 1 13.30 0.00 0.68 0.03 0.08 85.90 14:30:04 2 12.91 0.00 0.57 0.03 0.08 86.41 14:30:04 3 14.16 0.00 0.65 0.01 0.08 85.10 14:40:00 all 5.66 0.00 0.46 0.02 0.07 93.79 14:40:00 0 5.63 0.00 0.40 0.01 0.07 93.91 14:40:00 1 5.86 0.00 0.52 0.05 0.08 93.49 14:40:00 2 5.77 0.00 0.54 0.01 0.08 93.60 14:40:00 3 5.38 0.00 0.40 0.01 0.07 94.15 14:50:01 all 31.58 0.00 1.05 0.06 0.09 67.22 14:50:01 0 31.38 0.00 1.01 0.04 0.09 67.49 14:50:01 1 31.09 0.00 1.11 0.04 0.09 67.67 14:50:01 2 32.74 0.00 1.08 0.08 0.09 66.01 14:50:01 3 31.10 0.00 1.01 0.10 0.09 67.71 15:00:08 all 14.32 0.00 0.49 0.03 0.07 85.08 15:00:08 0 13.64 0.00 0.51 0.03 0.07 85.74 15:00:08 1 14.44 0.00 0.38 0.03 0.07 85.07 15:00:08 2 14.84 0.00 0.52 0.03 0.08 84.53 15:00:08 3 14.38 0.00 0.55 0.01 0.06 84.99 15:10:00 all 8.53 0.00 0.43 0.02 0.07 90.95 15:10:00 0 8.82 0.00 0.43 0.03 0.07 90.65 15:10:00 1 8.59 0.00 0.43 0.00 0.07 90.91 15:10:00 2 8.73 0.00 0.45 0.03 0.07 90.71 15:10:00 3 7.98 0.00 0.40 0.01 0.07 91.53 15:20:00 all 9.96 0.00 0.47 0.04 0.07 89.46 15:20:00 0 9.38 0.00 0.43 0.01 0.06 90.13 15:20:00 1 9.99 0.00 0.54 0.11 0.07 89.29 15:20:00 2 10.27 0.00 0.54 0.02 0.07 89.10 15:20:00 3 10.20 0.00 0.39 0.01 0.07 89.33 15:30:09 all 9.01 0.00 0.44 0.02 0.07 90.46 15:30:09 0 8.72 0.00 0.40 0.03 0.06 90.79 15:30:09 1 9.28 0.00 0.42 0.00 0.07 90.22 15:30:09 2 9.51 0.00 0.54 0.02 0.08 89.84 15:30:09 3 8.54 0.00 0.41 0.01 0.06 90.97 15:40:00 all 13.92 0.00 0.59 0.05 0.07 85.38 15:40:00 0 13.95 0.00 0.54 0.06 0.06 85.39 15:40:00 1 13.14 0.00 0.56 0.02 0.07 86.21 15:40:00 2 14.04 0.00 0.68 0.02 0.07 85.19 15:40:00 3 14.53 0.00 0.57 0.09 0.07 84.75 15:50:01 all 15.96 0.00 0.57 0.03 0.07 83.37 15:50:01 0 15.23 0.00 0.58 0.05 0.07 84.06 15:50:01 1 15.97 0.00 0.53 0.01 0.07 83.43 15:50:01 2 16.38 0.00 0.59 0.05 0.07 82.91 15:50:01 3 16.25 0.00 0.60 0.01 0.07 83.08 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.15 0.01 0.83 0.04 0.09 78.89 Average: 0 19.96 0.01 0.80 0.04 0.08 79.10 Average: 1 19.98 0.01 0.84 0.05 0.09 79.03 Average: 2 20.45 0.00 0.85 0.04 0.09 78.57 Average: 3 20.21 0.00 0.81 0.04 0.08 78.85