---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-20898 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 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 717 11409 3 3862 14929 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:49:db:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.52/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78738sec preferred_lft 78738sec inet6 fe80::f816:3eff:fe49:db18/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:33:d2:8a:b5:60 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-20898) 02/26/26 _x86_64_ (4 CPU) 08:06:49 LINUX RESTART (4 CPU) 08:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:10 89.73 3.22 82.93 3.58 139.98 30684.28 8243.08 08:30:30 52.71 24.50 26.68 1.53 318.40 1577.12 835.78 08:40:01 6.18 0.20 5.77 0.22 12.61 177.93 233.10 08:50:09 7.19 0.01 6.78 0.40 0.37 239.23 1976.98 09:00:09 15.36 0.09 14.57 0.69 6.70 708.42 408.79 09:10:01 27.57 0.14 11.37 16.07 2.97 354.02 215113.86 09:20:10 6.99 0.01 6.68 0.30 0.76 209.69 1251.92 09:30:09 4.61 0.02 4.40 0.19 1.38 141.41 109.39 09:40:01 2.90 0.01 2.89 0.00 0.05 50.11 0.03 09:50:10 6.00 0.00 5.80 0.19 0.42 165.92 60.16 10:00:10 11.20 0.02 10.60 0.57 1.21 663.21 384.40 10:10:01 5.22 0.02 5.01 0.20 0.61 176.94 220.23 Average: 19.86 2.42 15.45 1.98 41.48 2972.05 18836.59 08:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:10 1648608 5918628 10010540 61.14 248448 3919852 11796820 67.71 1971020 12074680 3212 08:30:30 3659436 6314584 9624192 58.78 255228 2442560 11280668 64.75 1900496 10293504 428 08:40:01 7295356 9969180 5972768 36.48 256052 2460404 7076736 40.62 1913108 6670440 344 08:50:09 7005560 9695276 6245920 38.15 257140 2475212 6995676 40.16 1917600 6941064 120 09:00:09 10843500 13662148 2281424 13.93 262448 2598764 3001480 17.23 1956080 3088584 72 09:10:01 8608012 11482272 4459904 27.24 266664 2650156 5210652 29.91 1967192 5301104 252 09:20:10 8474560 11378472 4563668 27.87 267356 2679112 5341100 30.66 1968768 5428600 248 09:30:09 7170216 10094496 5846960 35.71 267920 2698920 6683592 38.36 1971088 6738008 140 09:40:01 6919328 9845916 6095236 37.23 268224 2700952 6874984 39.46 1971468 6987252 276 09:50:10 6819712 9767620 6173360 37.70 268912 2721604 6910708 39.67 1975064 7079624 164 10:00:10 8243376 11332292 4609820 28.15 273068 2858336 5291784 30.37 1991548 5634564 84 10:10:01 7459024 10575604 5365908 32.77 273628 2885504 5977364 34.31 2002420 6410396 624 Average: 7012224 10003041 5937475 36.26 263757 2757615 6870130 39.43 1958821 6887318 497 08:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:10 lo 9.16 9.16 9.56 9.56 0.00 0.00 0.00 0.00 08:20:10 ens3 69.37 52.02 958.27 5.55 0.00 0.00 0.00 0.00 08:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:30 lo 38.05 38.05 18.60 18.60 0.00 0.00 0.00 0.00 08:30:30 ens3 2.06 1.98 0.51 0.44 0.00 0.00 0.00 0.00 08:30:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 25.94 25.94 9.75 9.75 0.00 0.00 0.00 0.00 08:40:01 ens3 0.81 0.46 0.21 0.15 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:09 lo 11.66 11.66 7.21 7.21 0.00 0.00 0.00 0.00 08:50:09 ens3 0.87 0.87 0.17 1.23 0.00 0.00 0.00 0.00 08:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:09 lo 11.28 11.28 5.48 5.48 0.00 0.00 0.00 0.00 09:00:09 ens3 1.05 0.85 0.31 0.25 0.00 0.00 0.00 0.00 09:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 15.78 15.78 7.51 7.51 0.00 0.00 0.00 0.00 09:10:01 ens3 0.72 0.57 0.16 0.12 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:10 lo 18.28 18.28 9.15 9.15 0.00 0.00 0.00 0.00 09:20:10 ens3 0.79 0.63 0.18 0.14 0.00 0.00 0.00 0.00 09:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:09 lo 21.70 21.70 8.57 8.57 0.00 0.00 0.00 0.00 09:30:09 ens3 0.44 0.26 0.08 0.05 0.00 0.00 0.00 0.00 09:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 15.11 15.11 6.45 6.45 0.00 0.00 0.00 0.00 09:40:01 ens3 0.69 0.44 0.18 0.13 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:10 lo 17.64 17.64 10.41 10.41 0.00 0.00 0.00 0.00 09:50:10 ens3 0.80 0.55 0.20 0.15 0.00 0.00 0.00 0.00 09:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:10 lo 13.73 13.73 8.18 8.18 0.00 0.00 0.00 0.00 10:00:10 ens3 0.91 0.70 0.25 0.20 0.00 0.00 0.00 0.00 10:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 lo 30.40 30.40 11.98 11.98 0.00 0.00 0.00 0.00 10:10:01 ens3 0.85 0.64 0.19 0.15 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.06 19.06 9.43 9.43 0.00 0.00 0.00 0.00 Average: ens3 6.71 5.07 81.29 0.72 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-20898) 02/26/26 _x86_64_ (4 CPU) 08:06:49 LINUX RESTART (4 CPU) 08:10:01 CPU %user %nice %system %iowait %steal %idle 08:20:10 all 52.57 0.00 2.39 3.63 0.14 41.28 08:20:10 0 50.44 0.00 2.36 4.15 0.14 42.90 08:20:10 1 53.39 0.00 2.50 4.45 0.14 39.53 08:20:10 2 52.56 0.00 2.14 1.69 0.13 43.48 08:20:10 3 53.88 0.00 2.55 4.24 0.13 39.20 08:30:30 all 50.76 0.00 1.87 0.07 0.14 47.15 08:30:30 0 51.20 0.00 1.85 0.05 0.14 46.75 08:30:30 1 51.24 0.00 1.79 0.08 0.14 46.75 08:30:30 2 50.02 0.00 1.94 0.08 0.15 47.82 08:30:30 3 50.59 0.00 1.91 0.09 0.14 47.27 08:40:01 all 11.06 0.00 0.58 0.02 0.09 88.25 08:40:01 0 10.95 0.00 0.50 0.02 0.09 88.44 08:40:01 1 11.65 0.00 0.64 0.02 0.10 87.59 08:40:01 2 10.69 0.00 0.63 0.03 0.09 88.56 08:40:01 3 10.94 0.00 0.56 0.01 0.10 88.39 08:50:09 all 16.25 0.00 0.68 0.03 0.08 82.96 08:50:09 0 16.23 0.00 0.61 0.02 0.08 83.06 08:50:09 1 15.65 0.00 0.75 0.02 0.08 83.50 08:50:09 2 16.79 0.00 0.73 0.04 0.09 82.36 08:50:09 3 16.34 0.00 0.63 0.02 0.08 82.92 09:00:09 all 21.91 0.00 0.79 0.04 0.09 77.18 09:00:09 0 22.18 0.00 0.78 0.06 0.09 76.90 09:00:09 1 22.09 0.00 0.78 0.07 0.09 76.96 09:00:09 2 21.45 0.00 0.77 0.03 0.09 77.67 09:00:09 3 21.91 0.00 0.82 0.01 0.09 77.17 09:10:01 all 19.04 0.00 0.72 0.04 0.08 80.12 09:10:01 0 18.84 0.00 0.68 0.02 0.08 80.38 09:10:01 1 19.01 0.00 0.85 0.04 0.09 80.01 09:10:01 2 19.19 0.00 0.64 0.03 0.08 80.06 09:10:01 3 19.11 0.00 0.71 0.06 0.08 80.05 09:20:10 all 13.55 0.00 0.58 0.02 0.08 85.77 09:20:10 0 13.67 0.00 0.57 0.08 0.08 85.60 09:20:10 1 13.66 0.00 0.57 0.00 0.08 85.68 09:20:10 2 13.03 0.00 0.58 0.01 0.08 86.30 09:20:10 3 13.82 0.00 0.60 0.00 0.08 85.50 09:30:09 all 9.09 0.00 0.38 0.02 0.07 90.44 09:30:09 0 9.29 0.00 0.36 0.05 0.07 90.24 09:30:09 1 9.59 0.00 0.48 0.00 0.07 89.85 09:30:09 2 8.57 0.00 0.34 0.01 0.07 91.02 09:30:09 3 8.91 0.00 0.35 0.01 0.07 90.67 09:40:01 all 3.14 0.00 0.20 0.01 0.07 96.57 09:40:01 0 3.69 0.00 0.18 0.02 0.07 96.05 09:40:01 1 2.87 0.00 0.20 0.00 0.07 96.85 09:40:01 2 2.84 0.00 0.25 0.03 0.08 96.81 09:40:01 3 3.15 0.00 0.19 0.00 0.06 96.60 09:50:10 all 9.97 0.00 0.59 0.03 0.08 89.34 09:50:10 0 10.33 0.00 0.53 0.01 0.08 89.05 09:50:10 1 9.60 0.00 0.58 0.02 0.08 89.72 09:50:10 2 9.87 0.00 0.65 0.07 0.09 89.32 09:50:10 3 10.08 0.00 0.58 0.00 0.08 89.25 10:00:10 all 18.61 0.00 0.64 0.04 0.08 80.63 10:00:10 0 18.20 0.00 0.58 0.03 0.08 81.11 10:00:10 1 18.17 0.00 0.58 0.06 0.08 81.11 10:00:10 2 18.51 0.00 0.69 0.04 0.08 80.67 10:00:10 3 19.57 0.00 0.70 0.01 0.08 79.64 10:00:10 CPU %user %nice %system %iowait %steal %idle 10:10:01 all 10.09 0.00 0.40 0.02 0.08 89.40 10:10:01 0 9.48 0.00 0.35 0.02 0.08 90.08 10:10:01 1 10.36 0.00 0.45 0.01 0.09 89.10 10:10:01 2 10.34 0.00 0.43 0.04 0.08 89.11 10:10:01 3 10.20 0.00 0.38 0.01 0.08 89.33 Average: all 19.85 0.00 0.82 0.34 0.09 78.90 Average: 0 19.71 0.00 0.78 0.38 0.09 79.03 Average: 1 19.95 0.00 0.85 0.40 0.09 78.70 Average: 2 19.67 0.00 0.82 0.18 0.09 79.24 Average: 3 20.05 0.00 0.84 0.38 0.09 78.64