---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-30007 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: 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 727 10517 4 4745 14919 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:5f:32:61 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.85/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79127sec preferred_lft 79127sec inet6 fe80::f816:3eff:fe5f:3261/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:88:51:a4:75:d1 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::7c88:51ff:fea4:75d1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-30007) 03/25/26 _x86_64_ (4 CPU) 07:01:28 LINUX RESTART (4 CPU) 07:10:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:10 44.75 1.17 41.46 2.12 43.42 24374.84 7413.85 07:30:01 46.58 24.24 20.62 1.72 381.68 4674.73 3789.05 07:40:10 5.89 0.17 5.47 0.25 8.12 165.94 324.82 07:50:20 7.65 0.01 7.24 0.40 0.41 230.27 457.41 08:00:01 20.05 0.02 19.26 0.77 0.69 812.31 570.93 08:10:20 9.68 0.01 9.27 0.39 0.58 310.44 510.78 08:20:20 5.62 0.01 5.46 0.16 0.25 143.75 266.29 08:30:01 4.75 0.01 4.58 0.17 1.10 142.10 291.40 08:40:20 20.37 0.05 4.78 15.54 0.90 141.10 205191.64 08:50:11 10.96 0.09 10.46 0.40 5.83 597.26 535.08 09:00:01 5.43 0.10 5.14 0.20 3.48 244.85 521.75 Average: 16.45 2.32 12.07 2.06 40.12 2857.87 20623.60 07:10:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:10 4458292 15242280 682924 4.17 245752 10303172 1462944 8.40 1942672 9196688 215568 07:30:01 5734660 9382704 6550740 40.01 263664 3344252 7257684 41.66 1833296 8207676 312 07:40:10 7407864 11066228 4868080 29.73 265000 3353136 5592356 32.10 1853604 6510052 60 07:50:20 5978156 9652284 6282360 38.37 266812 3367080 7008096 40.23 1859508 7927408 148 08:00:01 10967040 14791136 1146552 7.00 272524 3506476 1907188 10.95 1909704 2927932 11164 08:10:20 7491120 11353444 4582220 27.99 274448 3542704 5321760 30.55 1912960 6388864 72 08:20:20 7512464 11392744 4542772 27.75 275192 3559832 5296020 30.40 1914364 6345740 48 08:30:01 5966248 9865944 6068636 37.06 275840 3578568 6717296 38.56 1916536 7889732 320 08:40:20 5999336 9923860 6010952 36.71 276512 3602636 6736720 38.67 1924560 7856456 84 08:50:11 10337820 14414376 1522668 9.30 281032 3743828 2801700 16.08 1940468 3518980 21752 09:00:01 6455984 10560556 5374080 32.82 281644 3771104 6009840 34.50 1953540 7370832 932 Average: 7118999 11604141 4330180 26.45 270765 4152072 5101055 29.28 1905565 6740033 22769 07:10:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:10 lo 1.05 1.05 1.41 1.41 0.00 0.00 0.00 0.00 07:20:10 ens3 38.81 28.81 655.62 3.23 0.00 0.00 0.00 0.00 07:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 lo 12.77 12.77 9.17 9.17 0.00 0.00 0.00 0.00 07:30:01 ens3 1.15 0.77 0.29 0.24 0.00 0.00 0.00 0.00 07:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:10 lo 11.60 11.60 5.16 5.16 0.00 0.00 0.00 0.00 07:40:10 ens3 1.58 0.59 0.34 0.21 0.00 0.00 0.00 0.00 07:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:20 lo 9.79 9.79 6.04 6.04 0.00 0.00 0.00 0.00 07:50:20 ens3 0.97 0.35 0.17 0.09 0.00 0.00 0.00 0.00 07:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 lo 12.73 12.73 5.85 5.85 0.00 0.00 0.00 0.00 08:00:01 ens3 1.45 1.21 0.36 1.62 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:20 lo 18.34 18.34 10.14 10.14 0.00 0.00 0.00 0.00 08:10:20 ens3 1.08 0.69 0.24 0.17 0.00 0.00 0.00 0.00 08:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:20 lo 23.39 23.39 8.74 8.74 0.00 0.00 0.00 0.00 08:20:20 ens3 0.84 0.47 0.17 0.11 0.00 0.00 0.00 0.00 08:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 22.48 22.48 10.00 10.00 0.00 0.00 0.00 0.00 08:30:01 ens3 0.78 0.49 0.18 0.13 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:20 lo 14.41 14.41 8.51 8.51 0.00 0.00 0.00 0.00 08:40:20 ens3 0.71 0.52 0.16 0.12 0.00 0.00 0.00 0.00 08:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:11 lo 18.10 18.10 10.10 10.10 0.00 0.00 0.00 0.00 08:50:11 ens3 1.33 0.81 0.35 0.25 0.00 0.00 0.00 0.00 08:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 29.83 29.83 12.39 12.39 0.00 0.00 0.00 0.00 09:00:01 ens3 1.26 0.76 0.34 0.25 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 15.84 15.84 7.96 7.96 0.00 0.00 0.00 0.00 Average: ens3 4.49 3.19 59.03 0.58 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-30007) 03/25/26 _x86_64_ (4 CPU) 07:01:28 LINUX RESTART (4 CPU) 07:10:20 CPU %user %nice %system %iowait %steal %idle 07:20:10 all 18.64 0.00 1.21 27.88 0.11 52.16 07:20:10 0 18.24 0.00 1.23 22.00 0.10 58.43 07:20:10 1 21.58 0.00 1.27 18.87 0.11 58.17 07:20:10 2 15.79 0.00 1.21 27.24 0.13 55.63 07:20:10 3 18.93 0.00 1.12 43.41 0.12 36.42 07:30:01 all 32.81 0.00 1.82 12.68 0.18 52.50 07:30:01 0 33.89 0.00 1.89 15.69 0.18 48.34 07:30:01 1 31.83 0.00 1.71 9.60 0.19 56.67 07:30:01 2 32.07 0.00 1.84 12.67 0.18 53.24 07:30:01 3 33.44 0.00 1.86 12.76 0.18 51.76 07:40:10 all 10.05 0.00 0.63 0.21 0.09 89.03 07:40:10 0 9.93 0.00 0.74 0.53 0.08 88.72 07:40:10 1 10.24 0.00 0.57 0.06 0.10 89.03 07:40:10 2 9.89 0.00 0.65 0.13 0.09 89.24 07:40:10 3 10.13 0.00 0.55 0.13 0.07 89.11 07:50:20 all 17.64 0.00 0.79 0.06 0.08 81.43 07:50:20 0 18.22 0.00 0.74 0.07 0.07 80.90 07:50:20 1 17.14 0.00 0.83 0.03 0.08 81.92 07:50:20 2 18.19 0.00 0.82 0.03 0.08 80.87 07:50:20 3 17.00 0.00 0.78 0.09 0.08 82.05 08:00:01 all 30.58 0.00 1.20 0.44 0.11 67.66 08:00:01 0 31.76 0.00 1.28 1.11 0.11 65.73 08:00:01 1 30.96 0.00 1.29 0.11 0.12 67.53 08:00:01 2 30.30 0.00 1.13 0.16 0.12 68.29 08:00:01 3 29.31 0.00 1.10 0.37 0.11 69.11 08:10:20 all 21.98 0.00 0.79 0.13 0.08 77.01 08:10:20 0 21.87 0.00 0.79 0.05 0.08 77.22 08:10:20 1 21.54 0.00 0.78 0.21 0.09 77.38 08:10:20 2 22.28 0.00 0.79 0.13 0.08 76.72 08:10:20 3 22.23 0.00 0.81 0.13 0.08 76.74 08:20:20 all 9.34 0.00 0.49 0.02 0.06 90.09 08:20:20 0 9.28 0.00 0.52 0.01 0.06 90.12 08:20:20 1 9.79 0.00 0.56 0.01 0.07 89.57 08:20:20 2 9.16 0.00 0.47 0.02 0.07 90.28 08:20:20 3 9.13 0.00 0.41 0.03 0.06 90.37 08:30:01 all 10.42 0.00 0.45 0.13 0.07 88.93 08:30:01 0 10.66 0.00 0.51 0.02 0.07 88.74 08:30:01 1 10.73 0.00 0.41 0.07 0.07 88.73 08:30:01 2 10.07 0.00 0.45 0.26 0.07 89.14 08:30:01 3 10.21 0.00 0.42 0.17 0.07 89.12 08:40:20 all 10.02 0.00 0.54 1.66 0.09 87.68 08:40:20 0 9.96 0.00 0.47 1.01 0.08 88.48 08:40:20 1 10.03 0.00 0.59 1.41 0.11 87.86 08:40:20 2 10.06 0.00 0.54 1.96 0.10 87.33 08:40:20 3 10.04 0.00 0.54 2.27 0.08 87.06 08:50:11 all 17.11 0.00 0.80 0.36 0.08 81.66 08:50:11 0 16.67 0.00 0.79 0.42 0.08 82.05 08:50:11 1 18.26 0.00 0.85 0.38 0.08 80.43 08:50:11 2 16.90 0.00 0.90 0.37 0.07 81.75 08:50:11 3 16.62 0.00 0.65 0.26 0.07 82.41 09:00:01 all 15.25 0.00 0.68 0.08 0.08 83.92 09:00:01 0 15.15 0.00 0.69 0.05 0.07 84.04 09:00:01 1 15.07 0.00 0.70 0.04 0.07 84.11 09:00:01 2 15.84 0.00 0.66 0.06 0.09 83.34 09:00:01 3 14.92 0.00 0.65 0.17 0.08 84.18 Average: CPU %user %nice %system %iowait %steal %idle Average: all 17.56 0.00 0.85 3.91 0.09 77.59 Average: 0 17.71 0.00 0.87 3.66 0.09 77.66 Average: 1 17.85 0.00 0.86 2.76 0.10 78.42 Average: 2 17.27 0.00 0.86 3.85 0.10 77.92 Average: 3 17.39 0.00 0.81 5.35 0.09 76.36