---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-36 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 715 11469 4 3805 14930 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:61:ee:0c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.83/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80126sec preferred_lft 80126sec inet6 fe80::f816:3eff:fe61:ee0c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:88:72:78:d8:8f 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-36) 09/04/26 _x86_64_ (4 CPU) 15:23:41 LINUX RESTART (4 CPU) 15:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:01 84.06 22.83 57.80 3.43 313.24 11358.95 2409.84 15:50:08 29.80 10.59 18.24 0.97 217.58 508.76 990.82 16:00:08 11.92 0.22 11.05 0.66 13.48 580.65 466.99 16:10:08 13.67 0.03 13.05 0.59 1.51 366.15 325.49 16:20:08 10.05 0.03 9.54 0.48 1.36 261.67 430.20 16:30:08 5.00 0.01 4.80 0.20 0.19 129.68 53.63 16:40:07 6.52 0.05 6.19 0.28 3.21 165.68 156.69 16:50:08 5.22 0.00 4.99 0.22 0.15 143.91 110.91 17:00:08 10.11 0.45 9.17 0.48 11.04 619.57 248.01 Average: 19.53 3.79 14.93 0.81 62.30 1556.99 575.17 15:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:01 156100 2861416 13073588 79.85 246600 2489932 14905976 85.56 1872164 13809012 128 15:50:08 3217984 6001256 9936552 60.69 251176 2564652 11005992 63.17 1953908 10664680 224 16:00:08 10109944 12999108 2942984 17.97 255648 2666072 3688364 21.17 1984620 3768288 64 16:10:08 10762560 13692848 2249464 13.74 258012 2704824 2987184 17.15 2000056 3110812 180 16:20:08 8381308 11342524 4598468 28.09 259704 2734028 5272332 30.26 2003920 5484524 340 16:30:08 8355328 11331576 4609332 28.15 260336 2748432 5303836 30.44 2005268 5499484 396 16:40:07 10339360 13347784 2594456 15.85 261088 2779852 4148492 23.81 2010360 3523904 15652 16:50:08 10135556 13163168 2778712 16.97 261768 2798376 4145736 23.80 2012536 3729208 17300 17:00:08 8223520 11369924 4571176 27.92 265808 2912408 5305696 30.45 2028608 5616020 116 Average: 7742407 10678845 5261637 32.14 257793 2710953 6307068 36.20 1985716 6133992 3822 15:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:01 lo 20.61 20.61 17.09 17.09 0.00 0.00 0.00 0.00 15:40:01 ens3 1.92 1.76 0.58 0.51 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:08 lo 44.44 44.44 18.40 18.40 0.00 0.00 0.00 0.00 15:50:08 ens3 1.82 1.60 0.35 1.16 0.00 0.00 0.00 0.00 15:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:08 lo 16.40 16.40 7.87 7.87 0.00 0.00 0.00 0.00 16:00:08 ens3 1.05 0.91 0.29 0.24 0.00 0.00 0.00 0.00 16:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:08 lo 7.58 7.58 3.87 3.87 0.00 0.00 0.00 0.00 16:10:08 ens3 0.66 0.48 0.12 0.09 0.00 0.00 0.00 0.00 16:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:08 lo 20.21 20.21 10.63 10.63 0.00 0.00 0.00 0.00 16:20:08 ens3 0.92 0.70 0.19 0.15 0.00 0.00 0.00 0.00 16:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:08 lo 24.40 24.40 8.97 8.97 0.00 0.00 0.00 0.00 16:30:08 ens3 0.67 0.47 0.14 0.11 0.00 0.00 0.00 0.00 16:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:07 lo 22.79 22.79 10.53 10.53 0.00 0.00 0.00 0.00 16:40:07 ens3 0.73 0.53 0.13 0.10 0.00 0.00 0.00 0.00 16:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:08 lo 17.68 17.68 10.51 10.51 0.00 0.00 0.00 0.00 16:50:08 ens3 0.66 0.52 0.13 0.11 0.00 0.00 0.00 0.00 16:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:08 lo 19.13 19.13 10.49 10.49 0.00 0.00 0.00 0.00 17:00:08 ens3 1.06 0.89 0.28 0.23 0.00 0.00 0.00 0.00 17:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.50 21.50 10.93 10.93 0.00 0.00 0.00 0.00 Average: ens3 1.05 0.87 0.24 0.30 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-36) 09/04/26 _x86_64_ (4 CPU) 15:23:41 LINUX RESTART (4 CPU) 15:30:08 CPU %user %nice %system %iowait %steal %idle 15:40:01 all 49.47 0.00 2.06 0.22 0.02 48.22 15:40:01 0 50.20 0.00 2.18 0.16 0.03 47.44 15:40:01 1 49.17 0.00 2.05 0.26 0.02 48.49 15:40:01 2 48.67 0.00 1.97 0.35 0.02 48.99 15:40:01 3 49.83 0.00 2.05 0.13 0.02 47.97 15:50:08 all 37.94 0.00 1.63 0.12 0.03 60.27 15:50:08 0 37.63 0.00 1.62 0.11 0.02 60.61 15:50:08 1 36.98 0.00 1.67 0.07 0.03 61.25 15:50:08 2 38.09 0.00 1.73 0.10 0.03 60.05 15:50:08 3 39.08 0.00 1.51 0.21 0.03 59.18 16:00:08 all 16.08 0.00 0.75 0.06 0.02 83.09 16:00:08 0 16.18 0.00 0.72 0.06 0.02 83.03 16:00:08 1 16.90 0.00 0.83 0.11 0.02 82.15 16:00:08 2 15.46 0.00 0.75 0.06 0.02 83.71 16:00:08 3 15.79 0.00 0.70 0.04 0.02 83.46 16:10:08 all 17.92 0.00 0.72 0.05 0.01 81.30 16:10:08 0 18.07 0.00 0.63 0.04 0.01 81.24 16:10:08 1 18.10 0.00 0.74 0.04 0.01 81.11 16:10:08 2 18.07 0.00 0.72 0.04 0.01 81.16 16:10:08 3 17.43 0.00 0.78 0.10 0.01 81.69 16:20:08 all 16.83 0.00 0.71 0.03 0.01 82.42 16:20:08 0 16.98 0.00 0.75 0.04 0.01 82.21 16:20:08 1 16.73 0.00 0.72 0.03 0.01 82.51 16:20:08 2 16.82 0.00 0.65 0.01 0.01 82.51 16:20:08 3 16.78 0.00 0.72 0.05 0.01 82.44 16:30:08 all 8.17 0.00 0.50 0.03 0.01 91.29 16:30:08 0 8.22 0.00 0.50 0.03 0.01 91.24 16:30:08 1 8.09 0.00 0.48 0.01 0.01 91.41 16:30:08 2 8.08 0.00 0.49 0.07 0.01 91.36 16:30:08 3 8.30 0.00 0.52 0.01 0.01 91.15 16:40:07 all 12.63 0.00 0.58 0.03 0.01 86.75 16:40:07 0 12.51 0.00 0.62 0.04 0.01 86.82 16:40:07 1 12.19 0.00 0.57 0.04 0.01 87.19 16:40:07 2 12.19 0.00 0.57 0.03 0.01 87.20 16:40:07 3 13.63 0.00 0.56 0.01 0.02 85.78 16:50:08 all 9.07 0.00 0.59 0.03 0.01 90.29 16:50:08 0 9.32 0.00 0.62 0.05 0.01 89.99 16:50:08 1 8.71 0.00 0.68 0.03 0.01 90.57 16:50:08 2 9.00 0.00 0.58 0.05 0.01 90.36 16:50:08 3 9.26 0.00 0.49 0.01 0.01 90.23 17:00:08 all 15.17 0.00 0.66 0.06 0.02 84.09 17:00:08 0 15.63 0.00 0.71 0.04 0.02 83.61 17:00:08 1 15.39 0.00 0.71 0.13 0.02 83.76 17:00:08 2 14.59 0.00 0.59 0.02 0.02 84.79 17:00:08 3 15.08 0.00 0.62 0.07 0.01 84.21 Average: all 20.35 0.00 0.91 0.07 0.02 78.65 Average: 0 20.51 0.00 0.93 0.06 0.02 78.49 Average: 1 20.24 0.00 0.94 0.08 0.02 78.73 Average: 2 20.09 0.00 0.89 0.08 0.02 78.92 Average: 3 20.56 0.00 0.88 0.07 0.02 78.47