---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-62920 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 17G 61G 22% / 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 733 6665 4 8590 14912 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:58:34:4a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.240/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78954sec preferred_lft 78954sec inet6 fe80::f816:3eff:fe58:344a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:2d:7e:83:94:d2 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::8c2d:7eff:fe83:94d2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-4c-16g-62920) 10/08/26 _x86_64_ (4 CPU) 13:06:23 LINUX RESTART (4 CPU) 13:10:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:01 58.17 1.98 53.59 2.60 316.94 25781.03 7317.82 13:30:28 7.48 0.31 6.81 0.37 17.15 232.55 1629.47 13:40:16 2.04 0.01 2.01 0.03 0.45 45.47 337.16 13:50:01 7.68 0.00 7.28 0.39 0.01 249.24 622.56 14:00:17 47.37 12.37 33.01 2.00 144.82 3075.19 2954.97 14:10:30 19.09 0.00 18.11 0.98 0.00 556.27 526.05 14:20:01 21.11 0.05 4.98 16.09 0.56 147.57 226110.63 14:30:18 2.71 0.00 2.70 0.01 0.00 46.09 0.06 14:40:32 6.25 0.00 6.06 0.19 0.00 165.53 84.07 14:50:01 5.88 0.00 5.67 0.21 0.00 170.58 145.06 15:00:33 11.20 0.00 10.68 0.52 0.00 678.92 1986.61 15:10:16 10.76 1.19 8.70 0.88 70.32 1710.05 380.22 Average: 16.61 1.35 13.31 1.96 45.45 2692.98 19257.86 13:10:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:01 526500 8905872 7019596 42.87 234604 7977852 7795872 44.75 1989144 13124552 264 13:30:28 1600356 9962324 5964656 36.43 236244 7959176 7236264 41.54 2040104 12000568 336 13:40:16 6927372 15295808 633060 3.87 236840 7965044 1403648 8.06 2043164 6666364 5596 13:50:01 1251732 9633400 6292512 38.43 238476 7976648 7132096 40.94 2046764 12347672 404 14:00:17 5797060 13425256 2501156 15.28 263832 7183708 3304616 18.97 2333284 7487120 1436 14:10:30 3682724 11386512 4540156 27.73 266652 7255940 5369944 30.82 2344528 9607348 212 14:20:01 3629252 11356736 4570000 27.91 267552 7278708 5377736 30.87 2351000 9649144 352 14:30:18 7555940 15304364 623992 3.81 267864 7299332 1420316 8.15 2352652 5722864 18512 14:40:32 2082700 9833696 6092152 37.21 268572 7301160 6887812 39.54 2353604 11172328 356 14:50:01 2109328 9883344 6042472 36.90 269336 7323356 6838116 39.25 2357188 11166116 76 15:00:33 3296236 11225864 4700356 28.71 273180 7468808 5384240 30.91 2372516 9959376 76 15:10:16 6926596 15341096 587012 3.59 275348 7938032 1279884 7.35 2402208 6279500 12784 Average: 3782150 11796189 4130593 25.23 258208 7577314 4952545 28.43 2248846 9598579 3367 13:10:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:01 lo 9.63 9.63 7.59 7.59 0.00 0.00 0.00 0.00 13:20:01 ens3 72.57 55.72 746.49 5.58 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:28 lo 10.73 10.73 5.58 5.58 0.00 0.00 0.00 0.00 13:30:28 ens3 0.85 0.65 0.20 0.42 0.00 0.00 0.00 0.00 13:30:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:16 lo 4.87 4.87 2.59 2.59 0.00 0.00 0.00 0.00 13:40:16 ens3 0.46 0.38 0.08 0.07 0.00 0.00 0.00 0.00 13:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 lo 11.79 11.79 6.95 6.95 0.00 0.00 0.00 0.00 13:50:01 ens3 0.49 0.34 0.07 0.06 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:17 lo 20.26 20.26 16.28 16.28 0.00 0.00 0.00 0.00 14:00:17 ens3 1.80 1.64 0.51 0.43 0.00 0.00 0.00 0.00 14:00:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:30 lo 27.28 27.28 13.44 13.44 0.00 0.00 0.00 0.00 14:10:30 ens3 1.10 0.95 0.24 0.20 0.00 0.00 0.00 0.00 14:10:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:01 lo 21.01 21.01 8.77 8.77 0.00 0.00 0.00 0.00 14:20:01 ens3 0.66 0.56 0.13 0.11 0.00 0.00 0.00 0.00 14:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:18 lo 14.14 14.14 4.54 4.54 0.00 0.00 0.00 0.00 14:30:18 ens3 0.30 0.16 0.04 0.03 0.00 0.00 0.00 0.00 14:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:32 lo 14.80 14.80 7.57 7.57 0.00 0.00 0.00 0.00 14:40:32 ens3 0.58 0.40 0.12 0.08 0.00 0.00 0.00 0.00 14:40:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:01 lo 16.61 16.61 10.16 10.16 0.00 0.00 0.00 0.00 14:50:01 ens3 0.70 0.51 0.14 0.10 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:33 lo 18.89 18.89 9.84 9.84 0.00 0.00 0.00 0.00 15:00:33 ens3 0.98 0.80 0.23 0.19 0.00 0.00 0.00 0.00 15:00:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:16 lo 32.76 32.76 12.65 12.65 0.00 0.00 0.00 0.00 15:10:16 ens3 3.55 3.00 11.02 1.06 0.00 0.00 0.00 0.00 15:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 16.89 16.89 8.84 8.84 0.00 0.00 0.00 0.00 Average: ens3 6.86 5.31 61.76 0.68 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-16g-62920) 10/08/26 _x86_64_ (4 CPU) 13:06:23 LINUX RESTART (4 CPU) 13:10:16 CPU %user %nice %system %iowait %steal %idle 13:20:01 all 30.14 0.00 1.55 0.44 0.02 67.86 13:20:01 0 29.67 0.00 1.58 0.32 0.02 68.41 13:20:01 1 32.09 0.00 1.59 0.49 0.02 65.81 13:20:01 2 29.08 0.00 1.49 0.56 0.02 68.85 13:20:01 3 29.72 0.00 1.53 0.37 0.02 68.36 13:30:28 all 14.11 0.00 0.68 0.04 0.01 85.15 13:30:28 0 14.02 0.00 0.78 0.02 0.01 85.17 13:30:28 1 14.31 0.00 0.67 0.01 0.01 84.99 13:30:28 2 14.17 0.00 0.65 0.03 0.02 85.14 13:30:28 3 13.95 0.00 0.63 0.09 0.01 85.32 13:40:16 all 2.08 0.00 0.40 0.01 0.01 97.50 13:40:16 0 2.12 0.00 0.42 0.01 0.01 97.44 13:40:16 1 2.01 0.00 0.41 0.01 0.01 97.57 13:40:16 2 1.97 0.00 0.40 0.01 0.01 97.61 13:40:16 3 2.22 0.00 0.38 0.03 0.01 97.36 13:50:01 all 16.01 0.00 0.69 0.03 0.01 83.26 13:50:01 0 15.44 0.00 0.78 0.06 0.01 83.70 13:50:01 1 16.44 0.00 0.74 0.03 0.01 82.78 13:50:01 2 15.96 0.00 0.63 0.01 0.01 83.39 13:50:01 3 16.20 0.00 0.63 0.01 0.01 83.15 14:00:17 all 45.60 0.06 1.78 0.15 0.02 52.40 14:00:17 0 45.23 0.00 1.90 0.11 0.02 52.74 14:00:17 1 46.08 0.22 1.66 0.24 0.02 51.78 14:00:17 2 45.42 0.00 1.84 0.16 0.02 52.56 14:00:17 3 45.68 0.01 1.70 0.07 0.02 52.52 14:10:30 all 33.54 0.00 1.35 0.06 0.02 65.03 14:10:30 0 33.21 0.00 1.33 0.02 0.02 65.42 14:10:30 1 33.88 0.00 1.43 0.07 0.02 64.59 14:10:30 2 33.30 0.00 1.31 0.10 0.02 65.28 14:10:30 3 33.77 0.00 1.33 0.07 0.02 64.81 14:20:01 all 9.33 0.00 0.57 0.05 0.01 90.03 14:20:01 0 9.13 0.00 0.55 0.05 0.01 90.26 14:20:01 1 10.19 0.00 0.60 0.09 0.01 89.10 14:20:01 2 8.51 0.00 0.56 0.04 0.01 90.88 14:20:01 3 9.49 0.00 0.57 0.03 0.01 89.91 14:30:18 all 1.76 0.00 0.23 0.02 0.01 97.99 14:30:18 0 1.67 0.00 0.25 0.04 0.00 98.03 14:30:18 1 1.68 0.00 0.22 0.01 0.00 98.08 14:30:18 2 1.72 0.00 0.22 0.03 0.01 98.02 14:30:18 3 1.96 0.00 0.22 0.00 0.01 97.82 14:40:32 all 10.02 0.00 0.67 0.03 0.01 89.27 14:40:32 0 10.08 0.00 0.81 0.05 0.01 89.05 14:40:32 1 9.94 0.00 0.65 0.03 0.01 89.37 14:40:32 2 9.80 0.00 0.60 0.03 0.01 89.56 14:40:32 3 10.26 0.00 0.63 0.01 0.01 89.09 14:50:01 all 11.20 0.00 0.65 0.03 0.01 88.11 14:50:01 0 10.82 0.00 0.66 0.03 0.01 88.48 14:50:01 1 11.38 0.00 0.69 0.04 0.01 87.88 14:50:01 2 11.46 0.00 0.71 0.04 0.01 87.78 14:50:01 3 11.12 0.00 0.55 0.03 0.01 88.29 15:00:33 all 19.89 0.00 0.95 0.06 0.02 79.08 15:00:33 0 19.98 0.00 0.99 0.15 0.02 78.87 15:00:33 1 20.01 0.00 1.00 0.04 0.02 78.93 15:00:33 2 20.61 0.00 0.95 0.05 0.01 78.38 15:00:33 3 18.97 0.00 0.86 0.02 0.01 80.15 15:00:33 CPU %user %nice %system %iowait %steal %idle 15:10:16 all 12.23 0.00 0.81 0.12 0.02 86.81 15:10:16 0 11.20 0.00 0.76 0.09 0.02 87.93 15:10:16 1 12.59 0.00 0.84 0.18 0.02 86.37 15:10:16 2 13.15 0.00 0.82 0.09 0.02 85.92 15:10:16 3 11.98 0.00 0.83 0.14 0.02 87.03 Average: all 17.28 0.00 0.86 0.09 0.01 81.75 Average: 0 17.00 0.00 0.90 0.08 0.01 82.00 Average: 1 17.66 0.02 0.88 0.10 0.02 81.33 Average: 2 17.22 0.00 0.85 0.09 0.01 81.82 Average: 3 17.23 0.00 0.82 0.07 0.01 81.87