---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-64838 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 893 24951 4 6247 30730 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:84:33:40 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.58/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82270sec preferred_lft 82270sec inet6 fe80::f816:3eff:fe84:3340/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:01:05:ae:c1:be 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-64838) 03/31/26 _x86_64_ (8 CPU) 12:35:03 LINUX RESTART (8 CPU) 12:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:00 1.60 0.04 1.54 0.01 2.19 19.32 219.03 13:00:05 24.42 1.31 22.70 0.41 95.11 1030.40 323.81 13:10:05 31.45 3.38 25.65 2.41 176.14 4977.98 6829.97 13:20:01 28.14 0.15 24.29 3.71 5.52 2150.30 10428.51 13:30:05 32.33 0.01 28.42 3.91 0.08 3221.86 12778.08 13:40:05 25.43 0.29 22.16 2.98 11.65 6214.74 11780.58 Average: 23.93 0.86 20.83 2.24 48.58 2938.59 7063.03 12:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:00 30252440 31889224 497252 1.51 60300 1914440 1494944 4.41 198744 2115104 4 13:00:05 29507084 31582748 775928 2.36 94624 2295176 1578772 4.66 304096 2727548 194412 13:10:05 26325420 29566700 2745876 8.36 149648 3344632 2850968 8.41 641420 5477856 2344 13:20:01 25414892 29059724 3248380 9.88 178288 3679024 3242956 9.56 750780 6239308 32832 13:30:05 24672248 29044780 3258416 9.92 217312 4309304 3416492 10.07 911816 6747196 113152 13:40:05 25738892 31642684 654848 1.99 234460 5769060 1201740 3.54 1500568 5004576 236 Average: 26985163 30464310 1863450 5.67 155772 3551939 2297645 6.78 717904 4718598 57163 12:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:00 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 12:50:00 ens3 0.44 0.15 0.12 0.06 0.00 0.00 0.00 0.00 12:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:05 lo 0.17 0.17 0.02 0.02 0.00 0.00 0.00 0.00 13:00:05 ens3 29.25 19.86 204.55 5.08 0.00 0.00 0.00 0.00 13:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:05 lo 866.01 866.01 824.86 824.86 0.00 0.00 0.00 0.00 13:10:05 ens3 116.60 91.62 912.88 21.56 0.00 0.00 0.00 0.00 13:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 1473.04 1473.04 1402.38 1402.38 0.00 0.00 0.00 0.00 13:20:01 ens3 40.63 31.08 16.92 12.42 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 13:30:05 lo 1623.21 1623.21 1545.77 1545.77 0.00 0.00 0.00 0.00 13:30:05 ens3 53.63 37.54 19.68 15.48 0.00 0.00 0.00 0.00 13:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:05 lo 651.81 651.81 610.38 610.38 0.00 0.00 0.00 0.00 13:40:05 ens3 90.10 82.21 204.16 250.32 0.00 0.00 0.00 0.00 13:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 769.25 769.25 730.76 730.76 0.00 0.00 0.00 0.00 Average: ens3 55.17 43.78 226.70 50.83 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-64838) 03/31/26 _x86_64_ (8 CPU) 12:35:03 LINUX RESTART (8 CPU) 12:40:05 CPU %user %nice %system %iowait %steal %idle 12:50:00 all 0.04 0.00 0.02 0.02 0.00 99.92 12:50:00 0 0.03 0.00 0.03 0.00 0.01 99.94 12:50:00 1 0.01 0.00 0.01 0.00 0.00 99.98 12:50:00 2 0.03 0.00 0.02 0.00 0.00 99.95 12:50:00 3 0.20 0.00 0.02 0.01 0.01 99.77 12:50:00 4 0.01 0.00 0.01 0.02 0.00 99.95 12:50:00 5 0.01 0.00 0.02 0.03 0.00 99.94 12:50:00 6 0.02 0.00 0.03 0.00 0.01 99.95 12:50:00 7 0.02 0.00 0.01 0.08 0.00 99.89 13:00:05 all 1.09 0.00 0.13 0.11 0.01 98.66 13:00:05 0 2.28 0.00 0.20 0.07 0.02 97.43 13:00:05 1 0.35 0.00 0.09 0.39 0.01 99.16 13:00:05 2 1.00 0.00 0.18 0.30 0.01 98.51 13:00:05 3 0.45 0.00 0.04 0.03 0.01 99.47 13:00:05 4 0.51 0.00 0.08 0.02 0.00 99.38 13:00:05 5 0.59 0.00 0.08 0.01 0.01 99.31 13:00:05 6 1.47 0.00 0.16 0.03 0.01 98.33 13:00:05 7 2.05 0.00 0.23 0.05 0.01 97.65 13:10:05 all 31.39 0.00 1.40 0.28 0.11 66.81 13:10:05 0 29.54 0.00 1.48 0.16 0.10 68.71 13:10:05 1 32.28 0.00 1.37 0.44 0.12 65.79 13:10:05 2 31.73 0.00 1.52 0.09 0.12 66.55 13:10:05 3 34.99 0.00 1.49 0.63 0.12 62.78 13:10:05 4 30.91 0.00 1.32 0.06 0.11 67.59 13:10:05 5 32.40 0.00 1.39 0.45 0.12 65.64 13:10:05 6 30.50 0.00 1.42 0.18 0.11 67.79 13:10:05 7 28.81 0.00 1.23 0.19 0.11 69.66 13:20:01 all 35.33 0.00 1.60 0.19 0.11 62.77 13:20:01 0 35.41 0.00 1.42 0.16 0.10 62.91 13:20:01 1 39.78 0.00 1.94 0.14 0.12 58.03 13:20:01 2 34.56 0.00 1.60 0.13 0.11 63.59 13:20:01 3 35.65 0.00 1.73 0.10 0.11 62.41 13:20:01 4 31.01 0.00 1.52 0.22 0.10 67.15 13:20:01 5 36.23 0.00 1.77 0.40 0.11 61.49 13:20:01 6 34.78 0.00 1.49 0.19 0.10 63.43 13:20:01 7 35.23 0.00 1.35 0.18 0.11 63.13 13:30:05 all 38.12 0.00 1.79 0.06 0.10 59.93 13:30:05 0 41.78 0.00 2.02 0.04 0.10 56.06 13:30:05 1 36.90 0.00 1.79 0.04 0.09 61.18 13:30:05 2 42.79 0.00 1.90 0.05 0.10 55.16 13:30:05 3 34.81 0.00 1.73 0.06 0.09 63.31 13:30:05 4 34.93 0.00 1.77 0.10 0.09 63.11 13:30:05 5 38.97 0.00 1.84 0.13 0.10 58.96 13:30:05 6 37.35 0.00 1.72 0.06 0.10 60.78 13:30:05 7 37.43 0.00 1.55 0.01 0.10 60.90 13:40:05 all 19.86 0.00 1.00 0.07 0.06 79.02 13:40:05 0 17.61 0.00 1.15 0.10 0.06 81.09 13:40:05 1 22.46 0.00 1.09 0.10 0.06 76.29 13:40:05 2 23.04 0.00 1.15 0.04 0.06 75.71 13:40:05 3 20.51 0.00 0.76 0.02 0.06 78.66 13:40:05 4 21.49 0.00 1.02 0.13 0.06 77.31 13:40:05 5 19.65 0.00 0.88 0.02 0.06 79.40 13:40:05 6 14.55 0.00 0.79 0.13 0.05 84.49 13:40:05 7 19.54 0.00 1.14 0.02 0.05 79.24 Average: all 20.96 0.00 0.99 0.12 0.06 77.87 Average: 0 21.10 0.00 1.05 0.09 0.06 77.70 Average: 1 21.94 0.00 1.05 0.18 0.07 76.76 Average: 2 22.18 0.00 1.06 0.10 0.07 76.59 Average: 3 21.08 0.00 0.96 0.14 0.07 77.75 Average: 4 19.80 0.00 0.95 0.09 0.06 79.10 Average: 5 21.28 0.00 1.00 0.17 0.07 77.48 Average: 6 19.76 0.00 0.93 0.10 0.06 79.15 Average: 7 20.51 0.00 0.92 0.09 0.06 78.42