---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-14312 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 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 704 11577 3 3706 14941 Swap: 1023 27 996 ---> 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:88:50:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.96/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78575sec preferred_lft 78575sec inet6 fe80::f816:3eff:fe88:50bb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:cb:cd:e7:82:37 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 ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-14312) 02/18/26 _x86_64_ (4 CPU) 12:34:57 LINUX RESTART (4 CPU) 12:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:35 56.24 1.49 52.04 2.71 247.62 28140.40 16433.13 13:00:16 88.58 23.02 46.33 19.24 288.65 5555.11 221673.55 13:10:35 28.10 11.63 15.70 0.77 216.64 526.68 457.48 13:20:35 8.31 0.43 7.44 0.44 11.19 255.98 1887.74 13:30:17 9.66 0.14 9.05 0.47 9.86 526.68 1393.77 13:40:18 18.55 0.19 17.57 0.79 3.33 549.01 1096.99 13:50:01 7.45 0.10 7.08 0.26 1.76 204.08 276.38 14:00:17 4.73 0.10 4.48 0.16 2.76 127.17 51.36 14:10:16 5.01 0.15 4.68 0.17 2.95 145.50 101.80 14:20:01 5.19 0.02 5.01 0.16 0.68 150.96 63.39 14:30:16 15.77 4.86 10.40 0.50 95.53 639.38 210.94 14:40:17 5.36 0.46 4.75 0.15 12.12 162.29 52.32 Average: 21.14 3.53 15.50 2.11 75.44 3197.47 19762.92 12:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:35 3847916 14217908 1709220 10.44 233508 9934700 2288792 13.14 1907268 9862964 824 13:00:16 3915616 7250540 8680072 53.01 254620 3056476 9417780 54.06 1914576 9944124 1316 13:10:35 4003108 6559116 9378052 57.28 254200 2345168 10832884 62.18 1864364 9986088 236 13:20:35 8112916 10692224 5248392 32.06 255236 2367348 6868444 39.42 1878188 5886388 448 13:30:17 10012524 12686744 3254712 19.88 259264 2458316 4249044 24.39 1899056 3967772 676 13:40:18 10179908 12928480 3012844 18.40 262184 2529748 3765012 21.61 1924120 3773664 108 13:50:01 8643396 11417288 4523168 27.63 262932 2554320 5250968 30.14 1925836 5301828 280 14:00:17 8609128 11400444 4539936 27.73 263460 2571216 5289420 30.36 1927804 5336372 196 14:10:16 7056708 9867832 6071784 37.08 264032 2590456 6857784 39.36 1930676 6876032 580 14:20:01 6939132 9770448 6169152 37.68 264616 2610088 6942772 39.85 1934000 6991920 600 14:30:16 8459876 11431792 4508668 27.54 268896 2746284 5186312 29.77 1970936 5440772 264 14:40:17 7509500 10507532 5432552 33.18 269392 2771912 6061076 34.79 1984900 6377164 268 Average: 7274144 10727529 5210713 31.82 259362 3211336 6084191 34.92 1921810 6645424 483 12:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:35 lo 0.84 0.84 1.33 1.33 0.00 0.00 0.00 0.00 12:50:35 ens3 74.44 53.05 1052.66 5.34 0.00 0.00 0.00 0.00 12:50:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:16 lo 21.08 21.08 16.25 16.25 0.00 0.00 0.00 0.00 13:00:16 ens3 1.87 1.85 0.58 0.51 0.00 0.00 0.00 0.00 13:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:35 lo 27.24 27.24 11.96 11.96 0.00 0.00 0.00 0.00 13:10:35 ens3 1.72 1.24 0.47 0.36 0.00 0.00 0.00 0.00 13:10:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:35 lo 28.79 28.79 11.83 11.83 0.00 0.00 0.00 0.00 13:20:35 ens3 1.05 0.63 0.26 0.19 0.00 0.00 0.00 0.00 13:20:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:17 lo 11.68 11.68 6.03 6.03 0.00 0.00 0.00 0.00 13:30:17 ens3 0.59 0.44 0.17 0.13 0.00 0.00 0.00 0.00 13:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:18 lo 13.48 13.48 7.84 7.84 0.00 0.00 0.00 0.00 13:40:18 ens3 1.02 0.79 0.22 0.18 0.00 0.00 0.00 0.00 13:40:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 lo 14.24 14.24 6.67 6.67 0.00 0.00 0.00 0.00 13:50:01 ens3 0.65 0.49 0.13 0.10 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:17 lo 23.49 23.49 9.14 9.14 0.00 0.00 0.00 0.00 14:00:17 ens3 0.76 0.58 0.19 0.14 0.00 0.00 0.00 0.00 14:00:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:16 lo 25.83 25.83 11.43 11.43 0.00 0.00 0.00 0.00 14:10:16 ens3 0.63 0.49 0.15 0.12 0.00 0.00 0.00 0.00 14:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:01 lo 16.69 16.69 10.21 10.21 0.00 0.00 0.00 0.00 14:20:01 ens3 0.66 0.49 0.13 0.10 0.00 0.00 0.00 0.00 14:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:16 lo 18.99 18.99 10.26 10.26 0.00 0.00 0.00 0.00 14:30:16 ens3 2.21 1.80 0.53 1.86 0.00 0.00 0.00 0.00 14:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:17 lo 22.99 22.99 9.06 9.06 0.00 0.00 0.00 0.00 14:40:17 ens3 0.95 0.57 0.25 0.17 0.00 0.00 0.00 0.00 14:40:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.75 18.75 9.30 9.30 0.00 0.00 0.00 0.00 Average: ens3 7.56 5.45 92.87 0.79 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-14312) 02/18/26 _x86_64_ (4 CPU) 12:34:57 LINUX RESTART (4 CPU) 12:40:00 CPU %user %nice %system %iowait %steal %idle 12:50:35 all 23.27 0.00 1.77 30.32 0.10 44.53 12:50:35 0 21.64 0.00 1.70 34.78 0.09 41.78 12:50:35 1 26.70 0.00 1.91 30.63 0.11 40.65 12:50:35 2 23.68 0.00 1.76 28.42 0.10 46.05 12:50:35 3 21.07 0.00 1.73 27.46 0.10 49.64 13:00:16 all 60.75 0.00 2.86 0.73 0.17 35.48 13:00:16 0 60.30 0.00 2.77 0.48 0.17 36.28 13:00:16 1 61.03 0.00 2.99 0.49 0.18 35.32 13:00:16 2 61.41 0.00 2.84 0.33 0.17 35.24 13:00:16 3 60.28 0.00 2.84 1.64 0.17 35.07 13:10:35 all 33.55 0.00 1.43 0.19 0.14 64.69 13:10:35 0 34.17 0.00 1.38 0.17 0.17 64.10 13:10:35 1 33.66 0.00 1.40 0.12 0.13 64.69 13:10:35 2 32.94 0.00 1.53 0.17 0.14 65.22 13:10:35 3 33.44 0.00 1.41 0.28 0.13 64.74 13:20:35 all 16.70 0.00 0.80 0.04 0.09 82.37 13:20:35 0 17.14 0.00 0.79 0.01 0.09 81.97 13:20:35 1 16.84 0.00 0.77 0.06 0.09 82.24 13:20:35 2 16.10 0.00 0.76 0.06 0.09 83.00 13:20:35 3 16.70 0.00 0.90 0.04 0.08 82.28 13:30:17 all 15.13 0.00 0.68 0.04 0.08 84.07 13:30:17 0 14.21 0.00 0.61 0.05 0.07 85.06 13:30:17 1 15.94 0.00 0.71 0.04 0.08 83.23 13:30:17 2 14.93 0.00 0.74 0.06 0.08 84.19 13:30:17 3 15.43 0.00 0.67 0.03 0.08 83.79 13:40:18 all 28.80 0.00 1.00 0.06 0.09 70.06 13:40:18 0 28.72 0.00 1.11 0.08 0.08 70.00 13:40:18 1 30.05 0.00 1.00 0.05 0.09 68.81 13:40:18 2 28.21 0.00 0.93 0.08 0.09 70.70 13:40:18 3 28.21 0.00 0.96 0.04 0.09 70.71 13:50:01 all 13.58 0.00 0.48 0.03 0.07 85.84 13:50:01 0 14.13 0.00 0.60 0.02 0.07 85.18 13:50:01 1 13.95 0.00 0.44 0.01 0.08 85.52 13:50:01 2 12.77 0.00 0.39 0.08 0.07 86.69 13:50:01 3 13.46 0.00 0.47 0.01 0.07 85.98 14:00:17 all 8.27 0.00 0.33 0.04 0.07 91.29 14:00:17 0 8.14 0.00 0.32 0.04 0.06 91.43 14:00:17 1 8.70 0.00 0.35 0.07 0.07 90.82 14:00:17 2 8.35 0.00 0.36 0.01 0.07 91.21 14:00:17 3 7.92 0.00 0.29 0.01 0.07 91.71 14:10:16 all 10.32 0.00 0.53 0.03 0.07 89.05 14:10:16 0 10.07 0.00 0.50 0.01 0.07 89.35 14:10:16 1 9.94 0.00 0.56 0.02 0.08 89.40 14:10:16 2 10.52 0.00 0.53 0.02 0.07 88.86 14:10:16 3 10.76 0.00 0.50 0.06 0.07 88.61 14:20:01 all 10.09 0.00 0.37 0.03 0.07 89.45 14:20:01 0 9.94 0.00 0.31 0.01 0.06 89.68 14:20:01 1 10.79 0.00 0.44 0.06 0.08 88.64 14:20:01 2 9.62 0.00 0.35 0.02 0.07 89.93 14:20:01 3 10.03 0.00 0.36 0.02 0.07 89.53 14:30:16 all 19.45 0.00 0.71 0.07 0.08 79.68 14:30:16 0 19.40 0.00 0.77 0.06 0.07 79.70 14:30:16 1 20.24 0.00 0.72 0.06 0.08 78.90 14:30:16 2 18.72 0.00 0.66 0.04 0.08 80.49 14:30:16 3 19.45 0.00 0.70 0.12 0.08 79.65 14:30:16 CPU %user %nice %system %iowait %steal %idle 14:40:17 all 9.48 0.00 0.49 0.02 0.07 89.95 14:40:17 0 9.26 0.00 0.50 0.01 0.07 90.17 14:40:17 1 9.98 0.00 0.47 0.04 0.07 89.45 14:40:17 2 9.26 0.00 0.47 0.01 0.07 90.19 14:40:17 3 9.41 0.00 0.53 0.02 0.06 89.97 Average: all 20.74 0.00 0.95 2.76 0.09 75.45 Average: 0 20.54 0.00 0.95 3.13 0.09 75.29 Average: 1 21.44 0.00 0.98 2.76 0.09 74.72 Average: 2 20.50 0.00 0.94 2.57 0.09 75.90 Average: 3 20.46 0.00 0.95 2.59 0.09 75.91