---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3802 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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: 5600.00 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 866 14426 4 16799 30757 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:41:8d:6c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.44/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83575sec preferred_lft 83575sec inet6 fe80::f816:3eff:fe41:8d6c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:e5:64:a9:e9:5a 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::20e5:64ff:fea9:e95a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-3802) 08/03/26 _x86_64_ (8 CPU) 17:41:51 LINUX RESTART (8 CPU) 17:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:00:05 177.65 0.12 170.81 6.72 13.57 32156.15 22694.81 18:10:02 28.87 0.31 26.58 1.98 22.17 4040.24 12061.86 18:20:05 34.60 0.13 9.33 25.14 2.95 1446.47 448972.22 Average: 80.52 0.18 69.03 11.31 12.87 12572.72 161701.84 17:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:00:05 1571320 21331760 10818936 32.92 599860 18246924 16653280 49.11 4809988 22787556 1444 18:10:02 367420 18300284 13612276 41.42 583776 16684848 21143980 62.35 4763728 23976992 11472 18:20:05 431028 18069820 13846464 42.13 584332 16392048 21381124 63.05 4766376 23905320 2104 Average: 789923 19233955 12759225 38.83 589323 17107940 19726128 58.17 4780031 23556623 5007 17:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:00:05 lo 0.59 0.59 0.04 0.04 0.00 0.00 0.00 0.00 18:00:05 ens3 127.87 79.60 1677.87 18.52 0.00 0.00 0.00 0.00 18:00:05 docker0 15.06 28.17 0.87 525.04 0.00 0.00 0.00 0.00 18:00:05 br-350862b0be16 0.30 0.26 0.01 0.02 0.00 0.00 0.00 0.00 18:00:05 vethf5cb399 0.40 0.39 0.05 0.20 0.00 0.00 0.00 0.00 18:00:05 vetha02c29e 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 18:00:05 vethae46fe3 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 18:00:05 vethe6c5b20 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 18:00:05 vethd361d0c 44.35 45.85 16.21 19.64 0.00 0.00 0.00 0.00 18:00:05 veth9b372b4 41.18 39.37 26.11 12.81 0.00 0.00 0.00 0.00 18:00:05 veth0e5d210 0.58 1.04 0.72 7.47 0.00 0.00 0.00 0.00 18:00:05 veth455b8e9 1.64 1.33 0.22 1.37 0.00 0.00 0.00 0.00 18:10:02 lo 20.61 20.61 69.29 69.29 0.00 0.00 0.00 0.00 18:10:02 ens3 10.54 8.69 28.44 1.81 0.00 0.00 0.00 0.00 18:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:02 br-350862b0be16 21.78 25.27 14.41 83.65 0.00 0.00 0.00 0.00 18:10:02 vethf5cb399 10.51 10.57 50.70 35.40 0.00 0.00 0.00 0.00 18:10:02 vetha02c29e 17.68 17.63 193.66 50.95 0.00 0.00 0.00 0.02 18:10:02 vethae46fe3 31.47 35.11 13.64 275.52 0.00 0.00 0.00 0.02 18:10:02 vethe6c5b20 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 18:10:02 vethd361d0c 100.95 109.34 74.51 48.33 0.00 0.00 0.00 0.01 18:10:02 veth9b372b4 57.70 53.30 66.16 31.03 0.00 0.00 0.00 0.01 18:10:02 veth455b8e9 58.19 53.74 25.20 46.20 0.00 0.00 0.00 0.00 18:20:05 lo 33.04 33.04 163.31 163.31 0.00 0.00 0.00 0.00 18:20:05 ens3 1.55 0.91 0.59 0.73 0.00 0.00 0.00 0.00 18:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:05 br-350862b0be16 28.96 29.50 32.64 132.46 0.00 0.00 0.00 0.00 18:20:05 vethf5cb399 6.81 7.64 5.75 23.63 0.00 0.00 0.00 0.00 18:20:05 vetha02c29e 8.14 7.36 24.12 5.34 0.00 0.00 0.00 0.00 18:20:05 vethae46fe3 32.85 33.13 33.16 155.18 0.00 0.00 0.00 0.01 18:20:05 vethe6c5b20 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:05 vethd361d0c 62.22 68.34 51.83 23.67 0.00 0.00 0.00 0.00 18:20:05 veth9b372b4 40.90 38.23 33.57 24.21 0.00 0.00 0.00 0.00 18:20:05 veth455b8e9 32.54 29.30 14.06 29.89 0.00 0.00 0.00 0.00 Average: lo 18.07 18.07 77.57 77.57 0.00 0.00 0.00 0.00 Average: ens3 46.76 29.79 570.57 7.03 0.00 0.00 0.00 0.00 Average: docker0 5.03 9.42 0.29 175.53 0.00 0.00 0.00 0.00 Average: br-350862b0be16 17.00 18.32 15.69 72.01 0.00 0.00 0.00 0.00 Average: vethf5cb399 5.89 6.19 18.74 19.70 0.00 0.00 0.00 0.00 Average: vetha02c29e 8.59 8.34 72.23 18.67 0.00 0.00 0.00 0.01 Average: vethae46fe3 21.42 22.75 15.61 143.17 0.00 0.00 0.00 0.01 Average: vethe6c5b20 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethd361d0c 69.08 74.40 47.44 30.49 0.00 0.00 0.00 0.00 Average: veth9b372b4 46.56 43.61 41.87 22.66 0.00 0.00 0.00 0.00 Average: veth455b8e9 30.71 28.05 13.12 25.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-3802) 08/03/26 _x86_64_ (8 CPU) 17:41:51 LINUX RESTART (8 CPU) 17:50:02 CPU %user %nice %system %iowait %steal %idle 18:00:05 all 12.82 0.02 2.76 0.59 0.07 83.73 18:00:05 0 13.45 0.04 2.90 0.40 0.07 83.14 18:00:05 1 13.05 0.03 2.62 0.87 0.08 83.35 18:00:05 2 12.64 0.01 2.87 0.45 0.08 83.95 18:00:05 3 13.33 0.01 2.80 0.51 0.07 83.28 18:00:05 4 11.25 0.02 2.67 0.90 0.07 85.09 18:00:05 5 12.71 0.05 2.80 0.43 0.07 83.94 18:00:05 6 13.30 0.01 2.66 0.83 0.07 83.13 18:00:05 7 12.85 0.02 2.77 0.37 0.07 83.93 18:10:02 all 10.40 0.01 2.12 0.14 0.10 87.23 18:10:02 0 9.92 0.00 2.80 0.15 0.10 87.02 18:10:02 1 9.82 0.00 2.23 0.16 0.10 87.69 18:10:02 2 10.53 0.01 2.09 0.08 0.10 87.18 18:10:02 3 10.38 0.01 2.03 0.11 0.10 87.38 18:10:02 4 10.17 0.00 2.01 0.14 0.10 87.58 18:10:02 5 10.64 0.00 1.96 0.26 0.11 87.03 18:10:02 6 12.23 0.02 1.94 0.11 0.10 85.60 18:10:02 7 9.55 0.01 1.90 0.12 0.10 88.33 18:20:05 all 7.49 0.00 2.02 0.08 0.10 90.31 18:20:05 0 7.57 0.00 2.58 0.02 0.10 89.73 18:20:05 1 7.35 0.00 2.22 0.09 0.10 90.24 18:20:05 2 7.38 0.00 1.94 0.07 0.10 90.50 18:20:05 3 8.07 0.00 1.99 0.06 0.10 89.78 18:20:05 4 8.00 0.00 1.94 0.03 0.10 89.94 18:20:05 5 7.34 0.00 1.86 0.26 0.10 90.44 18:20:05 6 7.25 0.00 1.76 0.09 0.11 90.79 18:20:05 7 6.94 0.00 1.82 0.05 0.10 91.09 Average: all 10.24 0.01 2.30 0.27 0.09 87.09 Average: 0 10.31 0.01 2.76 0.19 0.09 86.64 Average: 1 10.07 0.01 2.36 0.37 0.09 87.10 Average: 2 10.18 0.01 2.31 0.20 0.09 87.21 Average: 3 10.60 0.01 2.28 0.22 0.09 86.81 Average: 4 9.80 0.01 2.20 0.36 0.09 87.54 Average: 5 10.23 0.02 2.21 0.32 0.09 87.14 Average: 6 10.92 0.01 2.12 0.34 0.09 86.51 Average: 7 9.78 0.01 2.16 0.18 0.09 87.78