---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2718 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 25G 131G 16% / 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 868 14449 3 16773 30755 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:c0:2d:9d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.237/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83284sec preferred_lft 83284sec inet6 fe80::f816:3eff:fec0:2d9d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:0e:96:b2:6a:29 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::a80e:96ff:feb2:6a29/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2718) 03/18/26 _x86_64_ (8 CPU) 06:47:00 LINUX RESTART (8 CPU) 06:50:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:00:08 477.94 0.98 466.36 10.61 57.32 47315.95 44694.16 07:10:08 196.37 0.30 187.78 8.29 14.43 20410.20 21731.05 07:20:08 27.07 0.71 24.03 2.33 22.73 3815.79 14342.36 07:30:08 12.20 0.09 11.64 0.48 2.03 2371.80 757.73 Average: 178.40 0.52 172.45 5.43 24.13 18478.37 20381.30 06:50:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:00:08 10937676 25269948 6955208 21.16 501800 13195344 5162888 15.22 3556972 16911440 7152 07:10:08 1947344 21118768 11036388 33.58 588916 17720576 16596232 48.94 4711876 22522180 368 07:20:08 335824 18856368 13152576 40.02 571968 17224720 19509880 57.53 4822016 24023136 11132 07:30:08 397572 18456172 13517836 41.13 571136 16805900 19814976 58.43 4770200 24005556 11520 Average: 3404604 20925314 11165502 33.98 558455 16236635 15270994 45.03 4465266 21865578 7543 06:50:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:00:08 lo 0.52 0.52 0.08 0.08 0.00 0.00 0.00 0.00 07:00:08 ens3 275.45 166.12 2306.60 44.37 0.00 0.00 0.00 0.00 07:00:08 docker0 14.03 26.08 0.83 559.09 0.00 0.00 0.00 0.00 07:10:08 lo 0.49 0.49 0.06 0.06 0.00 0.00 0.00 0.00 07:10:08 ens3 121.26 88.08 1374.74 22.21 0.00 0.00 0.00 0.00 07:10:08 docker0 11.65 16.87 0.64 215.23 0.00 0.00 0.00 0.00 07:10:08 br-0530612da3cb 0.30 0.27 0.01 0.02 0.00 0.00 0.00 0.00 07:10:08 vetha5acd35 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:10:08 vetha4686f7 24.57 24.73 7.40 6.08 0.00 0.00 0.00 0.00 07:10:08 veth38530f1 0.34 0.36 0.04 0.15 0.00 0.00 0.00 0.00 07:10:08 veth839c694 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 07:10:08 veth50cef0c 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:10:08 vethfb99c33 19.46 19.21 6.14 3.80 0.00 0.00 0.00 0.00 07:10:08 veth4763d53 0.19 0.28 0.32 1.11 0.00 0.00 0.00 0.00 07:10:08 vethb31243a 1.24 1.03 0.17 1.10 0.00 0.00 0.00 0.00 07:20:08 lo 18.11 18.11 53.82 53.82 0.00 0.00 0.00 0.00 07:20:08 ens3 10.74 9.47 31.88 2.28 0.00 0.00 0.00 0.00 07:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:08 br-0530612da3cb 17.58 20.24 10.49 74.81 0.00 0.00 0.00 0.00 07:20:08 vetha5acd35 17.64 19.38 215.74 108.18 0.00 0.00 0.00 0.02 07:20:08 vetha4686f7 108.69 118.18 76.75 56.79 0.00 0.00 0.00 0.01 07:20:08 veth38530f1 11.33 9.61 107.76 27.44 0.00 0.00 0.00 0.01 07:20:08 veth839c694 27.87 30.47 10.60 288.91 0.00 0.00 0.00 0.02 07:20:08 veth50cef0c 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 07:20:08 vethfb99c33 76.07 69.64 76.89 39.16 0.00 0.00 0.00 0.01 07:20:08 vethb31243a 48.74 45.07 20.49 40.48 0.00 0.00 0.00 0.00 07:30:08 lo 35.44 35.44 170.50 170.50 0.00 0.00 0.00 0.00 07:30:08 ens3 1.23 1.50 0.24 1.28 0.00 0.00 0.00 0.00 07:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:08 br-0530612da3cb 29.64 33.69 35.54 136.88 0.00 0.00 0.00 0.00 07:30:08 vetha5acd35 9.04 9.67 42.40 42.28 0.00 0.00 0.00 0.00 07:30:08 vetha4686f7 64.30 70.55 58.32 23.80 0.00 0.00 0.00 0.00 07:30:08 veth38530f1 9.05 8.34 42.76 41.92 0.00 0.00 0.00 0.00 07:30:08 veth839c694 34.17 38.17 35.73 177.72 0.00 0.00 0.00 0.01 07:30:08 veth50cef0c 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:08 vethfb99c33 42.74 39.96 52.04 22.05 0.00 0.00 0.00 0.00 07:30:08 vethb31243a 34.01 30.67 14.25 38.69 0.00 0.00 0.00 0.00 Average: lo 13.64 13.64 56.11 56.11 0.00 0.00 0.00 0.00 Average: ens3 102.17 66.29 928.36 17.53 0.00 0.00 0.00 0.00 Average: docker0 6.42 10.74 0.37 193.58 0.00 0.00 0.00 0.00 Average: br-0530612da3cb 11.88 13.55 11.51 52.93 0.00 0.00 0.00 0.00 Average: vetha5acd35 6.68 7.30 64.54 37.62 0.00 0.00 0.00 0.01 Average: vetha4686f7 49.39 53.37 35.62 21.67 0.00 0.00 0.00 0.00 Average: veth38530f1 5.18 4.58 37.64 17.38 0.00 0.00 0.00 0.00 Average: veth839c694 15.52 17.19 11.58 116.66 0.00 0.00 0.00 0.01 Average: veth50cef0c 0.03 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethfb99c33 34.57 32.20 33.77 16.25 0.00 0.00 0.00 0.00 Average: vethb31243a 21.00 19.19 8.73 20.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2718) 03/18/26 _x86_64_ (8 CPU) 06:47:00 LINUX RESTART (8 CPU) 06:50:08 CPU %user %nice %system %iowait %steal %idle 07:00:08 all 20.51 0.00 3.60 1.49 0.07 74.33 07:00:08 0 15.49 0.00 2.93 1.88 0.07 79.64 07:00:08 1 18.10 0.00 3.34 1.53 0.07 76.96 07:00:08 2 22.07 0.00 3.98 1.64 0.08 72.23 07:00:08 3 24.58 0.00 3.59 1.71 0.07 70.06 07:00:08 4 19.95 0.00 3.74 0.97 0.07 75.27 07:00:08 5 21.18 0.00 3.69 1.57 0.07 73.49 07:00:08 6 24.60 0.00 4.45 1.61 0.08 69.27 07:00:08 7 18.16 0.00 3.06 1.03 0.07 77.68 07:10:08 all 16.46 0.03 2.17 1.08 0.07 80.20 07:10:08 0 15.29 0.02 2.48 1.51 0.07 80.63 07:10:08 1 15.86 0.04 2.22 0.94 0.06 80.87 07:10:08 2 15.27 0.03 1.79 0.85 0.06 82.00 07:10:08 3 15.88 0.02 2.26 0.73 0.08 81.04 07:10:08 4 16.31 0.03 2.28 1.45 0.07 79.87 07:10:08 5 14.80 0.02 2.22 0.62 0.06 82.28 07:10:08 6 20.41 0.03 2.12 1.47 0.07 75.90 07:10:08 7 17.86 0.03 1.99 1.08 0.06 78.98 07:20:08 all 10.26 0.01 1.77 0.16 0.08 87.72 07:20:08 0 9.39 0.01 1.71 0.14 0.08 88.66 07:20:08 1 10.03 0.00 1.78 0.15 0.08 87.96 07:20:08 2 10.80 0.01 1.91 0.12 0.09 87.08 07:20:08 3 10.28 0.01 1.84 0.43 0.08 87.36 07:20:08 4 10.75 0.01 1.74 0.06 0.08 87.35 07:20:08 5 10.42 0.01 1.62 0.06 0.09 87.80 07:20:08 6 10.48 0.01 1.77 0.17 0.08 87.50 07:20:08 7 9.94 0.01 1.79 0.15 0.08 88.02 07:30:08 all 7.56 0.00 1.83 0.05 0.09 90.48 07:30:08 0 6.37 0.00 1.76 0.04 0.09 91.75 07:30:08 1 8.79 0.00 2.10 0.05 0.09 88.97 07:30:08 2 7.71 0.00 1.87 0.02 0.09 90.32 07:30:08 3 7.20 0.00 1.77 0.01 0.08 90.93 07:30:08 4 7.68 0.00 1.75 0.11 0.09 90.37 07:30:08 5 8.13 0.00 2.07 0.04 0.09 89.67 07:30:08 6 7.35 0.00 1.66 0.04 0.08 90.86 07:30:08 7 7.20 0.00 1.65 0.07 0.08 91.00 Average: all 13.70 0.01 2.34 0.70 0.08 83.18 Average: 0 11.64 0.01 2.22 0.89 0.08 85.17 Average: 1 13.20 0.01 2.36 0.67 0.08 83.69 Average: 2 13.96 0.01 2.38 0.66 0.08 82.91 Average: 3 14.48 0.01 2.37 0.72 0.08 82.35 Average: 4 13.67 0.01 2.38 0.65 0.08 83.22 Average: 5 13.63 0.01 2.40 0.57 0.08 83.31 Average: 6 15.70 0.01 2.50 0.82 0.08 80.89 Average: 7 13.29 0.01 2.12 0.58 0.07 83.92