---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8277 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 12G 144G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 892 24758 4 6441 30732 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:cc:77:d2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.190/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83577sec preferred_lft 83577sec inet6 fe80::f816:3eff:fecc:77d2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:55:42:26:0a:fb 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-8c-8g-8277) 02/06/26 _x86_64_ (8 CPU) 17:58:29 LINUX RESTART (8 CPU) 18:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:10 38.45 3.85 18.83 15.77 768.25 3817.04 529617.00 18:20:10 28.12 0.14 24.51 3.47 5.71 2932.88 13968.92 18:30:01 35.45 0.01 30.75 4.70 0.09 2848.04 17752.33 18:40:05 36.72 0.13 32.01 4.58 6.33 7263.23 12875.13 Average: 34.70 1.05 26.49 7.17 197.81 4223.71 145354.39 18:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:10 26673552 29846484 2470772 7.52 132220 3323616 3028320 8.93 755656 5062836 51348 18:20:10 25254192 29034532 3272224 9.96 170528 3836236 3314120 9.77 913852 6245968 19924 18:30:01 24943860 29217300 3085360 9.39 206176 4248108 3636944 10.72 1040420 6378016 33548 18:40:05 25548184 31650576 645276 1.96 234528 5971076 1218480 3.59 1676764 5020144 25932 Average: 25604947 29937223 2368408 7.21 185863 4344759 2799466 8.26 1096673 5676741 32688 18:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:10 lo 359.86 359.86 342.48 342.48 0.00 0.00 0.00 0.00 18:10:10 ens3 104.71 81.72 1000.00 14.33 0.00 0.00 0.00 0.00 18:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:10 lo 1307.64 1307.64 1243.88 1243.88 0.00 0.00 0.00 0.00 18:20:10 ens3 51.41 40.02 23.98 15.75 0.00 0.00 0.00 0.00 18:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 lo 1956.52 1956.52 1862.95 1862.95 0.00 0.00 0.00 0.00 18:30:01 ens3 46.61 34.30 16.25 13.92 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:05 lo 1227.99 1227.99 1167.06 1167.06 0.00 0.00 0.00 0.00 18:40:05 ens3 71.64 57.44 183.40 41.26 0.00 0.00 0.00 0.00 18:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1206.82 1206.82 1148.20 1148.20 0.00 0.00 0.00 0.00 Average: ens3 68.82 53.56 309.56 21.35 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-8c-8g-8277) 02/06/26 _x86_64_ (8 CPU) 17:58:29 LINUX RESTART (8 CPU) 18:00:01 CPU %user %nice %system %iowait %steal %idle 18:10:10 all 12.90 0.00 0.71 0.16 0.04 86.19 18:10:10 0 12.62 0.00 0.64 0.07 0.04 86.63 18:10:10 1 15.15 0.00 0.77 0.16 0.03 83.88 18:10:10 2 14.62 0.00 0.83 0.08 0.04 84.43 18:10:10 3 13.30 0.00 0.75 0.27 0.04 85.65 18:10:10 4 11.94 0.00 0.59 0.06 0.04 87.37 18:10:10 5 10.81 0.00 0.52 0.40 0.03 88.23 18:10:10 6 11.70 0.00 0.76 0.16 0.03 87.35 18:10:10 7 13.08 0.00 0.82 0.09 0.03 85.98 18:20:10 all 38.22 0.00 1.65 0.06 0.08 59.99 18:20:10 0 38.56 0.00 1.62 0.03 0.08 59.71 18:20:10 1 38.93 0.00 1.57 0.06 0.08 59.36 18:20:10 2 39.27 0.00 1.61 0.06 0.08 58.99 18:20:10 3 39.29 0.00 1.62 0.05 0.08 58.96 18:20:10 4 42.87 0.00 1.80 0.06 0.08 55.19 18:20:10 5 37.91 0.00 1.76 0.09 0.08 60.16 18:20:10 6 34.51 0.00 1.70 0.09 0.07 63.63 18:20:10 7 34.46 0.00 1.50 0.04 0.07 63.93 18:30:01 all 36.14 0.00 1.91 0.10 0.08 61.76 18:30:01 0 38.06 0.00 1.96 0.12 0.08 59.78 18:30:01 1 38.14 0.00 2.14 0.10 0.08 59.54 18:30:01 2 37.84 0.00 2.09 0.07 0.08 59.92 18:30:01 3 36.46 0.00 1.62 0.16 0.08 61.68 18:30:01 4 37.04 0.00 1.77 0.07 0.08 61.04 18:30:01 5 33.99 0.00 1.89 0.09 0.08 63.95 18:30:01 6 31.84 0.00 1.99 0.14 0.07 65.96 18:30:01 7 35.77 0.00 1.84 0.08 0.07 62.24 18:40:05 all 32.72 0.00 1.68 0.48 0.08 65.05 18:40:05 0 28.58 0.00 1.54 0.41 0.07 69.40 18:40:05 1 42.13 0.00 2.03 0.66 0.08 55.09 18:40:05 2 32.06 0.00 1.78 1.06 0.08 65.03 18:40:05 3 31.56 0.00 1.66 0.57 0.08 66.14 18:40:05 4 33.68 0.00 1.65 0.68 0.08 63.91 18:40:05 5 30.72 0.00 1.53 0.12 0.07 67.55 18:40:05 6 30.13 0.00 1.59 0.10 0.07 68.11 18:40:05 7 32.93 0.00 1.65 0.22 0.07 65.12 Average: all 29.91 0.00 1.48 0.20 0.07 68.34 Average: 0 29.36 0.00 1.43 0.16 0.07 68.98 Average: 1 33.50 0.00 1.62 0.25 0.07 64.56 Average: 2 30.85 0.00 1.57 0.32 0.07 67.20 Average: 3 30.06 0.00 1.41 0.26 0.07 68.20 Average: 4 31.28 0.00 1.45 0.22 0.07 66.99 Average: 5 28.26 0.00 1.42 0.18 0.07 70.08 Average: 6 26.96 0.00 1.50 0.12 0.06 71.35 Average: 7 28.98 0.00 1.45 0.11 0.06 69.40