---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-25256 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 708 10958 3 4322 14938 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:f5:a6:c7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.33/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79263sec preferred_lft 79263sec inet6 fe80::f816:3eff:fef5:a6c7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:8f:d2:6e:e8:54 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-25256) 03/02/26 _x86_64_ (4 CPU) 08:49:29 LINUX RESTART (4 CPU) 08:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:01 128.31 5.33 117.57 5.41 289.30 36708.92 16714.56 09:10:10 66.26 23.07 40.96 2.23 333.61 3906.27 2577.98 09:20:18 8.41 0.21 7.78 0.41 9.68 218.46 310.19 09:30:25 22.89 0.13 6.85 15.91 3.18 259.93 209084.98 09:40:25 10.56 0.04 10.02 0.50 2.12 542.60 344.23 09:50:25 16.40 0.02 15.68 0.69 0.64 494.57 383.25 10:00:01 4.89 0.00 4.73 0.16 0.28 130.53 85.63 10:10:18 6.99 0.01 6.65 0.33 1.18 230.61 528.78 10:20:17 5.05 0.01 4.86 0.19 0.99 155.87 494.92 10:30:01 5.65 0.01 5.47 0.18 0.52 167.33 47.96 10:40:10 9.30 0.01 8.85 0.44 0.74 551.25 985.91 Average: 25.97 2.65 20.90 2.42 58.79 3944.59 21232.45 08:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:01 1825376 12953644 2967740 18.13 254984 10622996 3949136 22.67 2010928 11732572 502816 09:10:10 6260952 9376540 6556800 40.05 257792 2850908 7243044 41.57 2016132 7531696 3768 09:20:18 4185124 7316924 8617608 52.63 258884 2866080 9558248 54.86 2033084 9562788 392 09:30:25 6492776 9653216 6283588 38.38 262244 2891408 7016128 40.27 2046364 7267912 360 09:40:25 8214888 11479804 4458308 27.23 266492 2991548 5252692 30.15 2081948 5528472 68 09:50:25 8287564 11621896 4316328 26.36 269028 3058424 5098328 29.26 2087908 5455648 380 10:00:01 7946740 11296268 4641632 28.35 269456 3073196 5348240 30.70 2088860 5783260 156 10:10:18 6634668 10019552 5917620 36.14 270204 3107796 6695736 38.43 2091860 7091748 212 10:20:17 6594204 10001652 5935420 36.25 270872 3129696 6635548 38.09 2095308 7116508 236 10:30:01 8055124 11485496 4452336 27.19 271620 3151872 5204964 29.88 2097792 5670124 248 10:40:10 11744792 15324436 614784 3.75 275392 3292444 1318912 7.57 2121908 1952884 23464 Average: 6931110 10957221 4978379 30.41 266088 3730579 5756452 33.04 2070190 6790328 48373 08:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:01 lo 3.06 3.06 2.36 2.36 0.00 0.00 0.00 0.00 09:00:01 ens3 151.07 114.75 2019.94 15.32 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:10 lo 42.08 42.08 25.59 25.59 0.00 0.00 0.00 0.00 09:10:10 ens3 1.96 1.85 0.47 0.41 0.00 0.00 0.00 0.00 09:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:18 lo 28.65 28.65 11.03 11.03 0.00 0.00 0.00 0.00 09:20:18 ens3 0.81 0.65 0.19 0.15 0.00 0.00 0.00 0.00 09:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:25 lo 12.05 12.05 6.79 6.79 0.00 0.00 0.00 0.00 09:30:25 ens3 0.46 0.37 0.10 0.07 0.00 0.00 0.00 0.00 09:30:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:25 lo 8.33 8.33 3.76 3.76 0.00 0.00 0.00 0.00 09:40:25 ens3 1.04 1.00 0.29 1.13 0.00 0.00 0.00 0.00 09:40:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:25 lo 10.03 10.03 6.02 6.02 0.00 0.00 0.00 0.00 09:50:25 ens3 0.95 0.62 0.25 0.18 0.00 0.00 0.00 0.00 09:50:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 lo 19.55 19.55 9.38 9.38 0.00 0.00 0.00 0.00 10:00:01 ens3 0.76 0.59 0.18 0.14 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:18 lo 27.84 27.84 10.86 10.86 0.00 0.00 0.00 0.00 10:10:18 ens3 0.64 0.50 0.16 0.12 0.00 0.00 0.00 0.00 10:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:17 lo 21.37 21.37 10.75 10.75 0.00 0.00 0.00 0.00 10:20:17 ens3 0.81 0.64 0.21 0.16 0.00 0.00 0.00 0.00 10:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 lo 15.45 15.45 8.55 8.55 0.00 0.00 0.00 0.00 10:30:01 ens3 0.80 0.73 0.21 0.16 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:10 lo 23.03 23.03 10.87 10.87 0.00 0.00 0.00 0.00 10:40:10 ens3 1.18 0.93 0.36 0.28 0.00 0.00 0.00 0.00 10:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.29 19.29 9.66 9.66 0.00 0.00 0.00 0.00 Average: ens3 14.58 11.14 183.67 1.65 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-25256) 03/02/26 _x86_64_ (4 CPU) 08:49:29 LINUX RESTART (4 CPU) 08:50:01 CPU %user %nice %system %iowait %steal %idle 09:00:01 all 47.02 0.00 2.75 0.88 0.08 49.27 09:00:01 0 45.14 0.00 2.79 0.39 0.09 51.59 09:00:01 1 49.43 0.00 2.73 0.48 0.08 47.28 09:00:01 2 45.69 0.00 2.66 2.06 0.08 49.51 09:00:01 3 47.82 0.00 2.80 0.61 0.09 48.69 09:10:10 all 62.50 0.00 2.32 0.10 0.10 34.98 09:10:10 0 62.61 0.00 2.35 0.06 0.10 34.87 09:10:10 1 61.31 0.00 2.60 0.09 0.10 35.89 09:10:10 2 63.07 0.00 2.25 0.13 0.10 34.45 09:10:10 3 63.01 0.00 2.10 0.11 0.10 34.68 09:20:18 all 15.87 0.00 0.82 0.28 0.11 82.92 09:20:18 0 15.86 0.00 0.84 0.05 0.11 83.13 09:20:18 1 16.05 0.00 0.82 0.02 0.11 83.00 09:20:18 2 15.98 0.00 0.89 0.06 0.11 82.96 09:20:18 3 15.61 0.00 0.73 0.98 0.11 82.57 09:30:25 all 17.77 0.00 0.87 0.05 0.09 81.22 09:30:25 0 18.64 0.00 0.81 0.03 0.09 80.43 09:30:25 1 17.21 0.00 0.95 0.04 0.09 81.71 09:30:25 2 17.87 0.00 0.91 0.04 0.09 81.09 09:30:25 3 17.35 0.00 0.81 0.09 0.09 81.66 09:40:25 all 15.99 0.00 0.71 0.05 0.10 83.16 09:40:25 0 16.08 0.00 0.51 0.04 0.09 83.28 09:40:25 1 16.14 0.00 0.80 0.08 0.11 82.87 09:40:25 2 15.49 0.00 0.77 0.04 0.11 83.59 09:40:25 3 16.24 0.00 0.75 0.02 0.10 82.89 09:50:25 all 26.11 0.00 0.94 0.07 0.09 72.79 09:50:25 0 26.65 0.00 1.01 0.09 0.09 72.17 09:50:25 1 26.12 0.00 0.98 0.06 0.10 72.75 09:50:25 2 26.08 0.00 0.96 0.07 0.10 72.79 09:50:25 3 25.59 0.00 0.80 0.06 0.08 73.47 10:00:01 all 10.00 0.00 0.44 0.03 0.10 89.43 10:00:01 0 10.25 0.00 0.40 0.04 0.10 89.20 10:00:01 1 10.02 0.00 0.42 0.00 0.10 89.46 10:00:01 2 10.11 0.00 0.45 0.03 0.10 89.31 10:00:01 3 9.63 0.00 0.49 0.05 0.09 89.74 10:10:18 all 16.39 0.00 0.72 0.10 0.09 82.70 10:10:18 0 16.24 0.00 0.61 0.01 0.08 83.05 10:10:18 1 16.18 0.00 0.87 0.08 0.08 82.79 10:10:18 2 16.45 0.00 0.73 0.16 0.09 82.58 10:10:18 3 16.68 0.00 0.68 0.17 0.09 82.38 10:20:17 all 12.23 0.00 0.64 0.02 0.10 87.01 10:20:17 0 12.09 0.00 0.66 0.02 0.10 87.13 10:20:17 1 12.68 0.00 0.66 0.01 0.10 86.55 10:20:17 2 11.94 0.00 0.62 0.04 0.10 87.31 10:20:17 3 12.21 0.00 0.61 0.03 0.09 87.05 10:30:01 all 8.07 0.00 0.41 0.02 0.09 91.40 10:30:01 0 8.07 0.00 0.40 0.01 0.10 91.43 10:30:01 1 8.17 0.00 0.39 0.02 0.09 91.32 10:30:01 2 7.83 0.00 0.43 0.01 0.09 91.64 10:30:01 3 8.23 0.00 0.43 0.06 0.09 91.19 10:40:10 all 14.53 0.00 0.56 0.04 0.09 84.78 10:40:10 0 14.16 0.00 0.47 0.03 0.08 85.26 10:40:10 1 14.02 0.00 0.58 0.08 0.10 85.22 10:40:10 2 15.44 0.00 0.63 0.02 0.09 83.82 10:40:10 3 14.49 0.00 0.58 0.02 0.09 84.83 Average: CPU %user %nice %system %iowait %steal %idle Average: all 22.49 0.00 1.02 0.15 0.09 76.24 Average: 0 22.43 0.00 0.99 0.07 0.09 76.42 Average: 1 22.57 0.00 1.08 0.09 0.10 76.17 Average: 2 22.44 0.00 1.03 0.24 0.09 76.19 Average: 3 22.53 0.00 0.98 0.20 0.09 76.20