---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-4247 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 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 15G 63G 19% / 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 643 7599 4 7746 15002 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:bf:b6:9f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.152/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 78624sec preferred_lft 78624sec inet6 fe80::f816:3eff:febf:b69f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:41:1e:e9:b4:d9 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 5.15.0-194-generic (prd-ubuntu2204-docker-v1-8c-8g-4247) 10/22/26 _x86_64_ (4 CPU) 19:11:12 LINUX RESTART (4 CPU) 19:20:42 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:30:27 1.49 0.20 1.28 0.02 1.60 15.91 8.39 19:40:42 13.74 0.00 1.31 12.43 0.14 15.02 231745.01 19:50:42 1.30 0.00 1.30 0.00 0.00 14.97 0.00 20:00:21 1.38 0.00 1.38 0.00 0.00 15.88 0.00 20:10:21 1.32 0.00 1.32 0.00 0.00 15.29 0.00 20:20:38 1.28 0.00 1.28 0.00 0.00 14.90 0.00 20:30:42 72.46 4.23 67.35 0.88 238.89 7094.46 2990.36 20:40:42 218.10 6.26 207.68 4.16 324.06 13770.68 36909.24 20:50:12 117.05 2.99 111.32 2.75 157.55 4595.61 15520.54 21:00:24 2.03 0.00 2.03 0.00 0.00 23.46 0.00 21:10:13 1.82 0.00 1.82 0.00 0.00 21.04 0.00 21:20:07 115.52 1.70 109.36 4.47 131.08 8162.39 12198.91 Average: 45.32 1.28 41.97 2.08 70.82 2804.61 25470.90 19:20:42 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:30:27 13709312 15485112 533372 3.26 54604 1949548 1193896 6.85 175780 2241384 4 19:40:42 13703768 15484740 533648 3.26 55228 1954120 1174056 6.74 181108 2240920 8 19:50:42 13701292 15482880 535552 3.27 55676 1954248 1174316 6.74 181572 2241160 8 20:00:21 13699528 15481556 536932 3.28 56100 1954268 1174380 6.74 181996 2241300 4 20:10:21 13697512 15480108 538340 3.29 56540 1954404 1174380 6.74 182428 2241636 4 20:20:38 13686716 15469756 548640 3.35 56932 1954412 1174508 6.74 183284 2244140 4 20:30:42 9329496 13127040 2830676 17.29 130680 3796140 3438308 19.74 644140 5997552 5244 20:40:42 7027028 12720152 3227980 19.72 173796 5586036 3773908 21.66 839588 8042180 1028 20:50:12 7764140 13959584 1987592 12.14 184528 6051248 2215284 12.72 903316 7200000 24 21:00:24 7761212 13956752 1990824 12.16 184600 6051256 2215284 12.72 903396 7200084 16 21:10:13 7761396 13957092 1990580 12.16 184620 6051392 2215412 12.72 903424 7200296 28 21:20:07 7877104 15445116 494252 3.02 200088 7339552 1028656 5.90 1094712 6820288 6696 Average: 10809875 14670824 1312366 8.02 116116 3883052 1829366 10.50 531229 4659245 1089 19:20:42 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:30:27 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:30:27 ens3 0.24 0.19 0.09 0.22 0.00 0.00 0.00 0.00 19:30:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:42 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:40:42 ens3 0.23 0.18 0.09 0.23 0.00 0.00 0.00 0.00 19:40:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:42 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:50:42 ens3 0.34 0.23 0.15 0.28 0.00 0.00 0.00 0.00 19:50:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:21 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:00:21 ens3 0.21 0.17 0.09 0.21 0.00 0.00 0.00 0.00 20:00:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:21 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:10:21 ens3 0.38 0.22 0.14 0.26 0.00 0.00 0.00 0.00 20:10:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:38 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:20:38 ens3 1.15 1.36 0.39 2.19 0.00 0.00 0.00 0.00 20:20:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:42 lo 19.21 19.21 4.34 4.34 0.00 0.00 0.00 0.00 20:30:42 ens3 256.54 196.57 1477.84 70.32 0.00 0.00 0.00 0.00 20:30:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:42 lo 60.08 60.08 18.10 18.10 0.00 0.00 0.00 0.00 20:40:42 ens3 601.88 426.50 441.38 209.12 0.00 0.00 0.00 0.00 20:40:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:12 lo 18.23 18.23 4.59 4.59 0.00 0.00 0.00 0.00 20:50:12 ens3 182.00 140.69 192.38 64.84 0.00 0.00 0.00 0.00 20:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:24 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 21:00:24 ens3 1.77 1.12 0.52 1.39 0.00 0.00 0.00 0.00 21:00:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:13 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 21:10:13 ens3 0.82 0.54 0.29 0.48 0.00 0.00 0.00 0.00 21:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:07 lo 86.03 86.03 58.86 58.86 0.00 0.00 0.00 0.00 21:20:07 ens3 301.81 186.14 606.86 193.95 0.00 0.00 0.00 0.00 21:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 15.30 15.30 7.13 7.13 0.00 0.00 0.00 0.00 Average: ens3 111.95 79.25 227.29 45.11 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 5.15.0-194-generic (prd-ubuntu2204-docker-v1-8c-8g-4247) 10/22/26 _x86_64_ (4 CPU) 19:11:12 LINUX RESTART (4 CPU) 19:20:42 CPU %user %nice %system %iowait %steal %idle 19:30:27 all 0.14 0.00 0.03 0.01 0.00 99.81 19:30:27 0 0.03 0.00 0.02 0.00 0.00 99.96 19:30:27 1 0.02 0.00 0.02 0.01 0.00 99.96 19:30:27 2 0.46 0.00 0.06 0.00 0.00 99.47 19:30:27 3 0.06 0.00 0.04 0.05 0.00 99.86 19:40:42 all 0.02 0.00 0.03 0.04 0.00 99.91 19:40:42 0 0.03 0.00 0.04 0.09 0.00 99.84 19:40:42 1 0.03 0.00 0.03 0.01 0.00 99.93 19:40:42 2 0.02 0.00 0.02 0.02 0.00 99.94 19:40:42 3 0.02 0.00 0.02 0.02 0.00 99.94 19:50:42 all 0.19 0.00 0.03 0.01 0.00 99.77 19:50:42 0 0.04 0.00 0.03 0.01 0.00 99.93 19:50:42 1 0.02 0.00 0.02 0.04 0.00 99.91 19:50:42 2 0.67 0.00 0.02 0.01 0.00 99.31 19:50:42 3 0.05 0.00 0.04 0.00 0.00 99.91 20:00:21 all 0.05 0.00 0.03 0.01 0.00 99.91 20:00:21 0 0.01 0.00 0.02 0.00 0.00 99.96 20:00:21 1 0.11 0.00 0.02 0.00 0.00 99.87 20:00:21 2 0.02 0.00 0.04 0.01 0.00 99.94 20:00:21 3 0.04 0.00 0.04 0.04 0.00 99.87 20:10:21 all 0.26 0.00 0.03 0.02 0.00 99.69 20:10:21 0 0.02 0.00 0.02 0.02 0.00 99.94 20:10:21 1 0.94 0.00 0.03 0.00 0.00 99.02 20:10:21 2 0.03 0.00 0.02 0.01 0.00 99.93 20:10:21 3 0.05 0.00 0.04 0.04 0.00 99.88 20:20:38 all 0.09 0.00 0.03 0.02 0.00 99.85 20:20:38 0 0.05 0.00 0.03 0.05 0.00 99.87 20:20:38 1 0.05 0.00 0.03 0.01 0.00 99.90 20:20:38 2 0.20 0.00 0.05 0.01 0.00 99.74 20:20:38 3 0.08 0.00 0.02 0.01 0.00 99.89 20:30:42 all 28.94 0.00 1.57 0.63 0.03 68.83 20:30:42 0 29.20 0.00 1.51 0.69 0.02 68.57 20:30:42 1 30.67 0.00 1.78 0.66 0.03 66.87 20:30:42 2 27.13 0.00 1.48 0.30 0.02 71.07 20:30:42 3 28.76 0.00 1.52 0.88 0.03 68.81 20:40:42 all 31.61 0.00 2.78 5.04 0.07 60.50 20:40:42 0 28.95 0.00 3.20 4.05 0.07 63.73 20:40:42 1 33.83 0.00 2.68 6.17 0.07 57.24 20:40:42 2 29.53 0.00 2.72 4.85 0.06 62.84 20:40:42 3 34.14 0.00 2.51 5.09 0.07 58.20 20:50:12 all 27.75 0.00 1.45 2.83 0.08 67.90 20:50:12 0 27.58 0.00 1.37 2.62 0.08 68.36 20:50:12 1 29.37 0.00 1.63 3.89 0.08 65.02 20:50:12 2 28.89 0.00 1.36 2.10 0.07 67.59 20:50:12 3 25.16 0.00 1.43 2.72 0.08 70.61 21:00:24 all 0.09 0.00 0.05 0.03 0.02 99.81 21:00:24 0 0.11 0.00 0.06 0.00 0.03 99.81 21:00:24 1 0.08 0.00 0.06 0.09 0.02 99.74 21:00:24 2 0.06 0.00 0.05 0.00 0.02 99.86 21:00:24 3 0.09 0.00 0.05 0.01 0.02 99.83 21:10:13 all 0.25 0.00 0.05 0.01 0.02 99.66 21:10:13 0 0.73 0.00 0.04 0.00 0.02 99.21 21:10:13 1 0.08 0.00 0.04 0.03 0.02 99.82 21:10:13 2 0.07 0.00 0.08 0.00 0.02 99.83 21:10:13 3 0.13 0.00 0.05 0.00 0.03 99.79 21:10:13 CPU %user %nice %system %iowait %steal %idle 21:20:07 all 54.06 0.00 1.98 1.38 0.05 42.53 21:20:07 0 58.04 0.00 1.90 2.19 0.05 37.82 21:20:07 1 50.83 0.00 1.88 1.18 0.05 46.06 21:20:07 2 51.05 0.00 1.65 0.67 0.05 46.58 21:20:07 3 56.34 0.00 2.50 1.47 0.04 39.65 Average: all 11.86 0.00 0.67 0.83 0.02 86.63 Average: 0 11.97 0.00 0.68 0.80 0.02 86.53 Average: 1 12.07 0.00 0.68 1.00 0.02 86.23 Average: 2 11.40 0.00 0.62 0.66 0.02 87.30 Average: 3 11.99 0.00 0.68 0.85 0.02 86.45