---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3353 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 28G 128G 18% / 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 831 9206 4 22054 30793 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:2c:7b:5c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.136/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83558sec preferred_lft 83558sec inet6 fe80::f816:3eff:fe2c:7b5c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:68:21:8f:2d:5f 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::b868:21ff:fe8f:2d5f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3353) 06/28/26 _x86_64_ (8 CPU) 23:04:23 LINUX RESTART (8 CPU) 23:10:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:20:17 282.90 0.36 275.69 6.85 8.00 64266.84 346943.63 23:30:02 3.53 0.00 3.50 0.03 0.00 1162.86 3.42 23:40:05 78.95 0.87 76.69 1.39 6.99 10648.77 9979.92 23:50:04 70.80 0.03 63.11 7.65 1.28 11730.01 21287.49 Average: 110.39 0.32 106.06 4.01 4.12 22245.13 96105.73 23:10:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:20:17 13002992 30999656 1245128 3.79 459584 17192316 1848168 5.45 7832384 10904992 10920 23:30:02 12749872 31088296 1155792 3.52 460544 17506900 1762968 5.20 8038780 10957840 184 23:40:05 10178952 31007820 1215824 3.70 514024 19713776 1849856 5.46 8499880 12800244 7352 23:50:04 9168192 30982668 1226424 3.73 604764 20521808 1815036 5.35 8591040 13588816 668544 Average: 11275002 31019610 1210792 3.68 509729 18733700 1819007 5.36 8240521 12062973 171750 23:10:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:20:17 lo 0.35 0.35 0.03 0.03 0.00 0.00 0.00 0.00 23:20:17 ens3 133.44 92.17 1057.87 3032.14 0.00 0.00 0.00 0.00 23:20:17 docker0 9.51 10.51 0.52 25.87 0.00 0.00 0.00 0.00 23:20:17 veth9980572 9.47 10.49 0.65 25.87 0.00 0.00 0.00 0.00 23:30:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:30:02 ens3 84.21 50.90 142.50 3.68 0.00 0.00 0.00 0.00 23:30:02 docker0 50.54 56.76 2.67 140.62 0.00 0.00 0.00 0.00 23:40:05 lo 0.21 0.21 0.02 0.02 0.00 0.00 0.00 0.00 23:40:05 ens3 110.68 74.01 566.06 272.37 0.00 0.00 0.00 0.00 23:40:05 docker0 62.50 73.90 3.85 516.80 0.00 0.00 0.00 0.00 23:40:05 vethed16a19 56.96 66.88 3.80 470.51 0.00 0.00 0.00 0.04 23:50:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:50:04 ens3 52.77 32.64 200.00 2.77 0.00 0.00 0.00 0.00 23:50:04 docker0 31.49 39.38 1.82 198.87 0.00 0.00 0.00 0.00 Average: lo 0.19 0.19 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 95.54 62.65 496.33 841.61 0.00 0.00 0.00 0.00 Average: docker0 38.35 44.96 2.21 220.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3353) 06/28/26 _x86_64_ (8 CPU) 23:04:23 LINUX RESTART (8 CPU) 23:10:08 CPU %user %nice %system %iowait %steal %idle 23:20:17 all 7.97 0.00 2.87 0.84 0.05 88.27 23:20:17 0 8.41 0.00 2.69 1.31 0.06 87.54 23:20:17 1 8.68 0.00 2.81 0.87 0.05 87.59 23:20:17 2 7.70 0.00 3.18 0.88 0.06 88.19 23:20:17 3 7.80 0.00 3.16 0.94 0.05 88.06 23:20:17 4 8.80 0.00 2.78 0.42 0.05 87.96 23:20:17 5 6.22 0.00 2.33 0.35 0.05 91.05 23:20:17 6 7.11 0.00 2.97 1.14 0.05 88.74 23:20:17 7 9.08 0.00 3.05 0.79 0.06 87.02 23:30:02 all 0.34 0.00 0.10 0.02 0.03 99.52 23:30:02 0 0.91 0.00 0.08 0.07 0.01 98.93 23:30:02 1 0.17 0.00 0.06 0.01 0.02 99.74 23:30:02 2 0.24 0.00 0.09 0.00 0.03 99.63 23:30:02 3 0.62 0.00 0.12 0.01 0.03 99.22 23:30:02 4 0.08 0.00 0.06 0.01 0.03 99.82 23:30:02 5 0.34 0.00 0.14 0.01 0.05 99.46 23:30:02 6 0.22 0.00 0.14 0.03 0.06 99.56 23:30:02 7 0.11 0.00 0.08 0.01 0.03 99.78 23:40:05 all 1.39 0.00 0.75 0.12 0.03 97.71 23:40:05 0 1.00 0.00 0.68 0.10 0.03 98.19 23:40:05 1 1.08 0.00 0.73 0.06 0.03 98.09 23:40:05 2 0.99 0.00 0.81 0.24 0.02 97.95 23:40:05 3 3.01 0.00 0.81 0.17 0.03 95.98 23:40:05 4 0.99 0.00 0.73 0.06 0.03 98.19 23:40:05 5 1.42 0.00 0.77 0.05 0.04 97.72 23:40:05 6 1.23 0.00 0.69 0.20 0.04 97.84 23:40:05 7 1.37 0.00 0.77 0.10 0.05 97.71 23:50:04 all 9.89 0.00 2.29 0.07 0.05 87.70 23:50:04 0 8.00 0.00 1.81 0.01 0.03 90.16 23:50:04 1 12.45 0.00 2.48 0.08 0.06 84.93 23:50:04 2 12.11 0.00 2.58 0.02 0.05 85.24 23:50:04 3 9.26 0.00 2.18 0.15 0.04 88.38 23:50:04 4 8.57 0.00 2.29 0.05 0.04 89.05 23:50:04 5 8.41 0.00 2.21 0.02 0.04 89.32 23:50:04 6 9.27 0.00 2.09 0.23 0.05 88.36 23:50:04 7 11.06 0.00 2.70 0.03 0.07 86.14 Average: all 4.92 0.00 1.51 0.27 0.04 93.26 Average: 0 4.60 0.00 1.32 0.38 0.03 93.67 Average: 1 5.62 0.00 1.53 0.26 0.04 92.55 Average: 2 5.28 0.00 1.68 0.29 0.04 92.71 Average: 3 5.20 0.00 1.58 0.32 0.04 92.86 Average: 4 4.64 0.00 1.47 0.13 0.04 93.71 Average: 5 4.11 0.00 1.37 0.11 0.04 94.36 Average: 6 4.48 0.00 1.48 0.40 0.05 93.59 Average: 7 5.43 0.00 1.66 0.24 0.05 92.62