---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-20144 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: 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 714 11287 3 3987 14924 Swap: 1023 0 1023 ---> 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:01:81:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.202/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79334sec preferred_lft 79334sec inet6 fe80::f816:3eff:fe01:81b2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:8e:1f:e9:06:1d 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-20144) 02/23/26 _x86_64_ (4 CPU) 09:22:49 LINUX RESTART (4 CPU) 09:30:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:20 76.65 21.77 51.92 2.97 263.29 5420.32 5346.87 09:50:01 20.11 5.80 13.49 0.82 115.54 392.78 368.77 10:00:20 22.97 0.20 7.59 15.18 7.27 266.16 204257.33 10:10:00 9.57 0.07 9.14 0.36 1.90 496.34 776.20 10:20:01 14.21 0.02 13.66 0.53 0.60 425.30 418.01 10:30:09 9.44 0.01 9.04 0.38 1.28 292.67 406.19 10:40:20 4.77 0.00 4.59 0.18 0.16 139.51 54.10 10:50:01 7.37 0.01 7.06 0.30 1.40 261.46 127.49 11:00:20 6.69 0.02 6.45 0.22 0.84 193.07 70.68 11:10:20 9.01 0.03 8.62 0.36 1.88 562.07 573.39 11:20:01 8.40 2.04 5.73 0.63 166.30 232.96 218.19 Average: 17.22 2.71 12.47 2.04 50.31 789.50 19957.65 09:30:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:20 1290280 4777996 11154244 68.13 262672 3187532 13011364 74.69 2080736 12398048 1100 09:50:01 4361460 7119064 8810788 53.81 260500 2532672 9512360 54.60 2068916 9408684 356 10:00:20 6027116 8813128 7119080 43.48 262100 2559536 7974660 45.77 2081072 7743420 408 10:10:00 12420152 15313132 622040 3.80 266528 2662200 1313880 7.54 2107856 1342572 10356 10:20:01 10722204 13664620 2270012 13.86 268620 2709544 2953288 16.95 2112816 3039044 304 10:30:09 8416520 11401272 4531984 27.68 269836 2750672 5232996 30.04 2115760 5326224 344 10:40:20 8243496 11248148 4684908 28.61 270328 2770100 5298920 30.42 2116948 5504636 528 10:50:01 7597732 10642496 5290740 32.31 271044 2809468 6382496 36.64 2121940 6140480 288 11:00:20 8406300 11475984 4457484 27.22 272096 2833336 5186272 29.77 2125108 5307972 64 11:10:20 8207592 11400004 4533456 27.69 275900 2952228 5136992 29.49 2139304 5514680 256 11:20:01 11673464 15348804 586980 3.59 278044 3428800 1186836 6.81 2208756 1975776 404068 Average: 7942392 11018604 4914701 30.02 268879 2836008 5744551 32.97 2116292 5791049 38007 09:30:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:20 lo 26.00 26.00 17.72 17.72 0.00 0.00 0.00 0.00 09:40:20 ens3 2.15 2.00 0.67 0.58 0.00 0.00 0.00 0.00 09:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 lo 44.91 44.91 19.49 19.49 0.00 0.00 0.00 0.00 09:50:01 ens3 1.18 1.08 0.26 0.22 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:20 lo 12.71 12.71 6.50 6.50 0.00 0.00 0.00 0.00 10:00:20 ens3 0.74 0.43 0.21 0.15 0.00 0.00 0.00 0.00 10:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:00 lo 8.64 8.64 4.00 4.00 0.00 0.00 0.00 0.00 10:10:00 ens3 0.69 0.55 0.24 0.18 0.00 0.00 0.00 0.00 10:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 8.57 8.57 4.34 4.34 0.00 0.00 0.00 0.00 10:20:01 ens3 0.67 0.54 0.16 0.12 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:09 lo 19.32 19.32 10.15 10.15 0.00 0.00 0.00 0.00 10:30:09 ens3 0.77 0.64 0.16 0.13 0.00 0.00 0.00 0.00 10:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:20 lo 27.50 27.50 9.95 9.95 0.00 0.00 0.00 0.00 10:40:20 ens3 0.70 0.49 0.19 0.14 0.00 0.00 0.00 0.00 10:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 lo 19.78 19.78 9.57 9.57 0.00 0.00 0.00 0.00 10:50:01 ens3 0.86 0.70 0.22 0.16 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:20 lo 18.76 18.76 11.72 11.72 0.00 0.00 0.00 0.00 11:00:20 ens3 0.63 0.53 0.16 0.13 0.00 0.00 0.00 0.00 11:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:20 lo 13.44 13.44 7.17 7.17 0.00 0.00 0.00 0.00 11:10:20 ens3 1.12 0.72 0.31 0.23 0.00 0.00 0.00 0.00 11:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 lo 33.46 33.46 12.98 12.98 0.00 0.00 0.00 0.00 11:20:01 ens3 2.16 1.76 1.15 0.67 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.11 21.11 10.31 10.31 0.00 0.00 0.00 0.00 Average: ens3 1.06 0.85 0.34 0.24 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-20144) 02/23/26 _x86_64_ (4 CPU) 09:22:49 LINUX RESTART (4 CPU) 09:30:20 CPU %user %nice %system %iowait %steal %idle 09:40:20 all 59.14 0.00 2.14 0.30 0.12 38.30 09:40:20 0 58.92 0.00 2.16 0.54 0.11 38.27 09:40:20 1 59.16 0.00 2.19 0.06 0.11 38.47 09:40:20 2 59.46 0.00 2.06 0.18 0.12 38.19 09:40:20 3 59.02 0.00 2.14 0.43 0.12 38.29 09:50:01 all 31.79 0.00 1.13 0.07 0.10 66.91 09:50:01 0 32.10 0.00 0.97 0.03 0.09 66.81 09:50:01 1 31.44 0.00 1.22 0.09 0.10 67.15 09:50:01 2 32.04 0.00 1.17 0.05 0.10 66.63 09:50:01 3 31.58 0.00 1.15 0.12 0.10 67.05 10:00:20 all 16.02 0.00 0.61 0.05 0.08 83.23 10:00:20 0 15.27 0.00 0.60 0.10 0.08 83.94 10:00:20 1 16.65 0.00 0.70 0.05 0.08 82.53 10:00:20 2 16.13 0.00 0.63 0.03 0.08 83.12 10:00:20 3 16.04 0.00 0.52 0.03 0.08 83.33 10:10:00 all 10.95 0.00 0.51 0.04 0.07 88.42 10:10:00 0 10.73 0.00 0.51 0.06 0.07 88.64 10:10:00 1 11.04 0.00 0.50 0.02 0.08 88.36 10:10:00 2 10.91 0.00 0.55 0.05 0.07 88.42 10:10:00 3 11.13 0.00 0.50 0.02 0.07 88.29 10:20:01 all 20.15 0.00 0.77 0.04 0.07 78.97 10:20:01 0 20.06 0.00 0.76 0.02 0.07 79.09 10:20:01 1 19.42 0.00 0.78 0.02 0.07 79.72 10:20:01 2 20.27 0.00 0.81 0.04 0.08 78.80 10:20:01 3 20.84 0.00 0.74 0.09 0.07 78.26 10:30:09 all 17.80 0.00 0.64 0.03 0.08 81.45 10:30:09 0 17.97 0.00 0.59 0.01 0.07 81.35 10:30:09 1 17.76 0.00 0.64 0.02 0.08 81.51 10:30:09 2 18.22 0.00 0.66 0.03 0.08 81.01 10:30:09 3 17.26 0.00 0.66 0.07 0.07 81.94 10:40:20 all 9.20 0.00 0.53 0.01 0.07 90.19 10:40:20 0 9.32 0.00 0.47 0.01 0.07 90.13 10:40:20 1 9.23 0.00 0.55 0.04 0.07 90.11 10:40:20 2 8.90 0.00 0.65 0.01 0.08 90.37 10:40:20 3 9.35 0.00 0.44 0.01 0.07 90.14 10:50:01 all 15.50 0.00 0.67 0.02 0.08 83.73 10:50:01 0 15.50 0.00 0.67 0.00 0.08 83.74 10:50:01 1 15.29 0.00 0.59 0.02 0.08 84.01 10:50:01 2 16.10 0.00 0.80 0.02 0.08 82.99 10:50:01 3 15.10 0.00 0.61 0.04 0.07 84.18 11:00:20 all 9.58 0.00 0.42 0.02 0.07 89.90 11:00:20 0 9.48 0.00 0.39 0.01 0.07 90.05 11:00:20 1 10.04 0.00 0.50 0.02 0.07 89.38 11:00:20 2 9.71 0.00 0.45 0.03 0.07 89.73 11:00:20 3 9.11 0.00 0.36 0.02 0.06 90.45 11:10:20 all 13.75 0.00 0.59 0.04 0.08 85.54 11:10:20 0 14.18 0.00 0.59 0.04 0.08 85.12 11:10:20 1 13.56 0.00 0.54 0.01 0.08 85.82 11:10:20 2 13.49 0.00 0.64 0.03 0.08 85.76 11:10:20 3 13.79 0.00 0.59 0.08 0.07 85.46 11:20:01 all 10.93 0.00 0.52 0.06 0.08 88.42 11:20:01 0 10.98 0.00 0.50 0.08 0.08 88.35 11:20:01 1 10.39 0.00 0.52 0.03 0.08 88.98 11:20:01 2 11.68 0.00 0.56 0.08 0.08 87.60 11:20:01 3 10.65 0.00 0.48 0.04 0.08 88.75 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.48 0.00 0.77 0.06 0.08 79.60 Average: 0 19.46 0.00 0.75 0.08 0.08 79.64 Average: 1 19.41 0.00 0.79 0.03 0.08 79.68 Average: 2 19.67 0.00 0.82 0.05 0.08 79.38 Average: 3 19.40 0.00 0.74 0.09 0.08 79.70