---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-54532 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): 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: 5599.94 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 60G 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 707 10910 3 4371 14939 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:c9:08:1c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.120/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78455sec preferred_lft 78455sec inet6 fe80::f816:3eff:fec9:81c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:f3:f2:87:79:7f 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::4f3:f2ff:fe87:797f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-54532) 03/31/26 _x86_64_ (4 CPU) 10:32:44 LINUX RESTART (4 CPU) 10:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:00 83.01 3.38 76.08 3.54 147.03 27472.25 10734.46 11:00:00 63.88 22.74 24.70 16.44 285.96 1599.40 213554.59 11:10:00 8.41 0.16 7.90 0.36 9.21 237.03 1066.90 11:20:00 7.50 0.01 7.11 0.38 0.67 230.68 1902.19 11:30:00 12.52 0.02 11.99 0.52 0.60 615.18 1146.45 11:40:00 16.68 0.01 15.88 0.78 0.77 499.73 989.59 11:50:00 5.69 0.01 5.42 0.27 0.72 193.97 262.43 12:00:00 2.53 0.01 2.50 0.02 0.84 46.85 0.13 12:10:00 4.23 0.01 4.06 0.16 1.05 132.71 56.23 12:20:00 4.95 0.00 4.77 0.18 0.73 148.39 274.23 12:30:00 7.80 0.03 7.46 0.31 3.60 545.33 265.08 12:40:00 8.60 0.01 8.21 0.38 0.57 304.75 390.09 Average: 18.82 2.20 14.67 1.94 37.65 2668.97 19219.65 10:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:00 1325076 5059352 10871012 66.40 257948 3404688 11999536 68.88 2104500 12302084 1972 11:00:00 1397180 4537096 11396588 69.61 269484 2879264 12138652 69.68 2232768 12183824 356 11:10:00 7910684 11072244 4863412 29.70 270520 2899836 5588668 32.08 2252520 5645192 36 11:20:00 6556052 9734088 6203772 37.89 271448 2915456 7030892 40.36 2258528 7022368 728 11:30:00 11164772 14463796 1476880 9.02 276236 3027400 2794108 16.04 2306464 2378412 572 11:40:00 10340392 13717032 2223428 13.58 278768 3102416 3583560 20.57 2312332 3190276 13840 11:50:00 8030396 11425212 4513772 27.57 279592 3119752 5236424 30.06 2313884 5494880 136 12:00:00 7918100 11316524 4622304 28.23 279900 3123048 5249720 30.13 2314380 5595712 68 12:10:00 6553608 9971260 5966796 36.44 280376 3141800 6682088 38.36 2316252 6946788 116 12:20:00 6573912 10013204 5924880 36.19 281000 3162816 6663840 38.25 2319680 6939380 204 12:30:00 8688372 12257984 3681432 22.48 285084 3283316 4973368 28.55 2327728 4818500 236 12:40:00 7436124 11057056 4881904 29.82 286240 3333172 5831516 33.47 2347036 6043820 172 Average: 6991222 10385404 5552182 33.91 276383 3116080 6481031 37.20 2283839 6546770 1536 10:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:00 lo 10.43 10.43 8.31 8.31 0.00 0.00 0.00 0.00 10:50:00 ens3 39.17 28.28 644.69 3.08 0.00 0.00 0.00 0.00 10:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:00 lo 41.76 41.76 19.44 19.44 0.00 0.00 0.00 0.00 11:00:00 ens3 1.93 1.92 0.44 0.41 0.00 0.00 0.00 0.00 11:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:00 lo 22.60 22.60 8.66 8.66 0.00 0.00 0.00 0.00 11:10:00 ens3 1.96 0.68 0.39 0.21 0.00 0.00 0.00 0.00 11:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:00 lo 9.47 9.47 5.95 5.95 0.00 0.00 0.00 0.00 11:20:00 ens3 0.70 0.36 0.15 0.10 0.00 0.00 0.00 0.00 11:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:00 lo 8.53 8.53 3.92 3.92 0.00 0.00 0.00 0.00 11:30:00 ens3 0.84 0.67 0.21 0.17 0.00 0.00 0.00 0.00 11:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:00 lo 17.21 17.21 8.49 8.49 0.00 0.00 0.00 0.00 11:40:00 ens3 1.36 0.73 0.27 0.17 0.00 0.00 0.00 0.00 11:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:00 lo 18.34 18.34 9.20 9.20 0.00 0.00 0.00 0.00 11:50:00 ens3 1.16 0.94 0.23 1.51 0.00 0.00 0.00 0.00 11:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:00 lo 19.41 19.41 6.27 6.27 0.00 0.00 0.00 0.00 12:00:00 ens3 0.58 0.28 0.15 0.30 0.00 0.00 0.00 0.00 12:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:00 lo 13.13 13.13 6.86 6.86 0.00 0.00 0.00 0.00 12:10:00 ens3 1.15 0.55 0.25 0.17 0.00 0.00 0.00 0.00 12:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:00 lo 11.72 11.72 6.85 6.85 0.00 0.00 0.00 0.00 12:20:00 ens3 0.71 0.41 0.17 0.11 0.00 0.00 0.00 0.00 12:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:00 lo 14.53 14.53 7.88 7.88 0.00 0.00 0.00 0.00 12:30:00 ens3 1.02 0.80 0.28 0.22 0.00 0.00 0.00 0.00 12:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:00 lo 23.59 23.59 11.30 11.30 0.00 0.00 0.00 0.00 12:40:00 ens3 1.70 0.80 0.38 0.25 0.00 0.00 0.00 0.00 12:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 17.56 17.56 8.59 8.59 0.00 0.00 0.00 0.00 Average: ens3 4.36 3.03 53.97 0.56 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-4c-16g-54532) 03/31/26 _x86_64_ (4 CPU) 10:32:44 LINUX RESTART (4 CPU) 10:40:00 CPU %user %nice %system %iowait %steal %idle 10:50:00 all 44.11 0.00 2.02 7.95 0.10 45.82 10:50:00 0 44.40 0.00 1.90 6.78 0.10 46.83 10:50:00 1 46.39 0.00 1.94 9.70 0.11 41.86 10:50:00 2 42.20 0.00 2.18 8.25 0.10 47.27 10:50:00 3 43.45 0.00 2.06 7.08 0.10 47.31 11:00:00 all 43.45 0.00 1.70 0.23 0.14 54.48 11:00:00 0 42.71 0.00 1.71 0.17 0.17 55.24 11:00:00 1 43.89 0.00 1.63 0.26 0.13 54.09 11:00:00 2 43.63 0.00 1.75 0.23 0.13 54.27 11:00:00 3 43.57 0.00 1.70 0.26 0.13 54.34 11:10:00 all 13.32 0.00 0.72 0.42 0.09 85.45 11:10:00 0 13.37 0.00 0.71 0.56 0.09 85.27 11:10:00 1 13.33 0.00 0.80 0.30 0.09 85.48 11:10:00 2 13.60 0.00 0.62 0.38 0.09 85.32 11:10:00 3 13.00 0.00 0.75 0.42 0.08 85.75 11:20:00 all 16.45 0.00 0.71 0.10 0.09 82.65 11:20:00 0 16.10 0.00 0.72 0.32 0.09 82.77 11:20:00 1 16.46 0.00 0.85 0.03 0.09 82.57 11:20:00 2 16.86 0.00 0.66 0.03 0.08 82.36 11:20:00 3 16.37 0.00 0.61 0.03 0.08 82.91 11:30:00 all 17.85 0.00 0.73 0.06 0.07 81.29 11:30:00 0 18.02 0.00 0.65 0.06 0.07 81.21 11:30:00 1 19.11 0.00 0.76 0.09 0.08 79.96 11:30:00 2 18.16 0.00 0.77 0.06 0.08 80.93 11:30:00 3 16.10 0.00 0.73 0.02 0.08 83.08 11:40:00 all 26.28 0.00 0.86 0.25 0.08 72.54 11:40:00 0 25.23 0.00 0.90 0.23 0.08 73.55 11:40:00 1 26.32 0.00 0.90 0.20 0.08 72.51 11:40:00 2 26.31 0.00 0.88 0.25 0.08 72.48 11:40:00 3 27.24 0.00 0.76 0.31 0.08 71.61 11:50:00 all 11.58 0.00 0.50 0.24 0.08 87.61 11:50:00 0 11.34 0.00 0.48 0.15 0.07 87.96 11:50:00 1 11.45 0.00 0.55 0.12 0.08 87.80 11:50:00 2 12.03 0.00 0.48 0.53 0.12 86.85 11:50:00 3 11.48 0.00 0.49 0.14 0.07 87.82 12:00:00 all 2.76 0.00 0.40 0.04 0.06 96.73 12:00:00 0 2.63 0.00 0.34 0.02 0.07 96.93 12:00:00 1 2.87 0.00 0.40 0.07 0.06 96.61 12:00:00 2 2.99 0.00 0.48 0.00 0.07 96.46 12:00:00 3 2.57 0.00 0.37 0.08 0.06 96.92 12:10:00 all 10.31 0.00 0.54 0.27 0.08 88.80 12:10:00 0 10.31 0.00 0.42 0.06 0.09 89.12 12:10:00 1 10.10 0.00 0.58 0.10 0.09 89.12 12:10:00 2 10.22 0.00 0.54 0.77 0.08 88.39 12:10:00 3 10.63 0.00 0.61 0.13 0.08 88.56 12:20:00 all 10.06 0.00 0.48 0.06 0.11 89.28 12:20:00 0 10.07 0.00 0.49 0.09 0.12 89.24 12:20:00 1 9.21 0.00 0.42 0.15 0.12 90.11 12:20:00 2 10.74 0.00 0.55 0.01 0.11 88.58 12:20:00 3 10.21 0.00 0.47 0.01 0.11 89.20 12:30:00 all 12.54 0.00 0.58 0.37 0.10 86.41 12:30:00 0 12.49 0.00 0.54 0.82 0.08 86.08 12:30:00 1 12.36 0.00 0.54 0.07 0.12 86.92 12:30:00 2 11.76 0.00 0.58 0.19 0.12 87.35 12:30:00 3 13.55 0.00 0.66 0.40 0.09 85.30 12:30:00 CPU %user %nice %system %iowait %steal %idle 12:40:00 all 16.73 0.00 0.69 0.15 0.08 82.35 12:40:00 0 16.40 0.00 0.72 0.10 0.08 82.70 12:40:00 1 16.84 0.00 0.69 0.22 0.09 82.17 12:40:00 2 17.43 0.00 0.69 0.21 0.09 81.58 12:40:00 3 16.24 0.00 0.66 0.07 0.08 82.95 Average: all 18.77 0.00 0.83 0.84 0.09 79.47 Average: 0 18.58 0.00 0.80 0.78 0.09 79.76 Average: 1 19.01 0.00 0.84 0.94 0.09 79.12 Average: 2 18.81 0.00 0.85 0.91 0.09 79.34 Average: 3 18.68 0.00 0.82 0.75 0.09 79.66