---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3578 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 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 1002 13652 4 17436 30622 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:7d:66:36 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.182/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83780sec preferred_lft 83780sec inet6 fe80::f816:3eff:fe7d:6636/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:b2:bc:ae:67:a5 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::f4b2:bcff:feae:67a5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3578) 06/29/26 _x86_64_ (8 CPU) 11:45:24 LINUX RESTART (8 CPU) 11:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:00:20 316.61 0.77 304.13 11.70 419.82 50504.40 76534.56 12:10:10 27.35 0.47 24.53 2.36 24.39 3071.62 8257.71 12:20:01 13.90 0.10 13.05 0.74 2.72 2298.89 1222.64 Average: 122.44 0.45 116.95 5.04 153.31 19135.20 29436.09 11:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:20 1111968 21030324 11121500 33.84 599612 18416572 17232128 50.82 5004860 23079188 312 12:10:10 373528 19280556 12772276 38.87 583236 17523968 19242220 56.74 5039224 23725436 39432 12:20:01 356416 18718836 13334868 40.58 582860 16987104 19682788 58.04 4848948 23929428 10444 Average: 613971 19676572 12409548 37.76 588569 17642548 18719045 55.20 4964344 23578017 16729 11:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:20 lo 0.82 0.82 0.07 0.07 0.00 0.00 0.00 0.00 12:00:20 ens3 442.58 261.58 2792.77 90.27 0.00 0.00 0.00 0.00 12:00:20 docker0 17.17 32.79 1.06 736.35 0.00 0.00 0.00 0.00 12:00:20 br-a6d1b194b040 0.27 0.24 0.01 0.02 0.00 0.00 0.00 0.00 12:00:20 vethbea7d30 7.02 6.89 4.61 1.31 0.00 0.00 0.00 0.00 12:00:20 veth75de101 0.23 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:00:20 veth67f4f20 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:00:20 vethdc7ba1c 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:00:20 veth65285a8 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 12:00:20 vethb220257 1.64 1.63 0.18 0.98 0.00 0.00 0.00 0.00 12:00:20 veth8f129d9 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 12:00:20 vethb595083 0.84 0.73 0.11 0.84 0.00 0.00 0.00 0.00 12:10:10 lo 14.78 14.78 37.98 37.98 0.00 0.00 0.00 0.00 12:10:10 ens3 13.41 10.86 29.51 2.81 0.00 0.00 0.00 0.00 12:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:10 br-a6d1b194b040 14.59 16.95 7.12 59.29 0.00 0.00 0.00 0.00 12:10:10 vethbea7d30 114.90 122.66 64.90 56.71 0.00 0.00 0.00 0.01 12:10:10 veth75de101 8.50 8.25 50.67 24.67 0.00 0.00 0.00 0.00 12:10:10 veth67f4f20 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 12:10:10 vethdc7ba1c 16.06 16.12 188.92 51.13 0.00 0.00 0.00 0.02 12:10:10 veth65285a8 23.79 26.44 6.82 246.97 0.00 0.00 0.00 0.02 12:10:10 vethb220257 90.33 84.54 80.19 40.36 0.00 0.00 0.00 0.01 12:10:10 vethb595083 38.53 35.76 16.00 27.25 0.00 0.00 0.00 0.00 12:20:01 lo 38.20 38.20 184.14 184.14 0.00 0.00 0.00 0.00 12:20:01 ens3 4.33 2.22 4.54 2.48 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 br-a6d1b194b040 25.33 28.57 36.33 152.44 0.00 0.00 0.00 0.00 12:20:01 vethbea7d30 75.83 82.78 59.14 29.61 0.00 0.00 0.00 0.00 12:20:01 veth75de101 10.16 11.52 15.69 46.01 0.00 0.00 0.00 0.00 12:20:01 veth67f4f20 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 vethdc7ba1c 13.42 12.17 73.11 15.25 0.00 0.00 0.00 0.01 12:20:01 veth65285a8 31.97 35.18 36.78 223.58 0.00 0.00 0.00 0.02 12:20:01 vethb220257 47.60 44.24 56.96 26.44 0.00 0.00 0.00 0.00 12:20:01 vethb595083 42.11 38.44 18.96 35.52 0.00 0.00 0.00 0.00 Average: lo 17.67 17.67 72.92 72.92 0.00 0.00 0.00 0.00 Average: ens3 158.07 94.28 971.90 32.79 0.00 0.00 0.00 0.00 Average: docker0 5.91 11.28 0.36 253.31 0.00 0.00 0.00 0.00 Average: br-a6d1b194b040 13.19 15.02 14.26 69.48 0.00 0.00 0.00 0.00 Average: vethbea7d30 64.96 69.74 42.27 28.76 0.00 0.00 0.00 0.00 Average: veth75de101 6.20 6.58 21.76 23.19 0.00 0.00 0.00 0.00 Average: veth67f4f20 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethdc7ba1c 9.68 9.32 85.91 21.76 0.00 0.00 0.00 0.01 Average: veth65285a8 18.30 20.25 14.31 154.33 0.00 0.00 0.00 0.01 Average: vethb220257 45.79 42.79 45.04 22.25 0.00 0.00 0.00 0.00 Average: vethb595083 26.74 24.59 11.51 20.88 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3578) 06/29/26 _x86_64_ (8 CPU) 11:45:24 LINUX RESTART (8 CPU) 11:50:01 CPU %user %nice %system %iowait %steal %idle 12:00:20 all 27.21 0.02 3.50 0.77 0.07 68.42 12:00:20 0 25.90 0.03 3.38 0.71 0.07 69.91 12:00:20 1 26.98 0.00 3.60 1.39 0.08 67.94 12:00:20 2 29.89 0.01 3.50 0.54 0.07 65.99 12:00:20 3 30.03 0.02 4.07 0.66 0.07 65.16 12:00:20 4 27.61 0.01 3.42 0.79 0.07 68.10 12:00:20 5 22.80 0.03 3.19 0.59 0.07 73.32 12:00:20 6 25.12 0.01 3.35 0.65 0.08 70.79 12:00:20 7 29.35 0.04 3.49 0.85 0.07 66.20 12:10:10 all 9.78 0.01 1.51 0.13 0.08 88.49 12:10:10 0 9.75 0.00 1.65 0.16 0.07 88.37 12:10:10 1 11.05 0.01 1.57 0.07 0.08 87.23 12:10:10 2 9.10 0.00 1.53 0.22 0.08 89.08 12:10:10 3 8.91 0.00 1.54 0.07 0.08 89.41 12:10:10 4 10.08 0.00 1.52 0.06 0.08 88.26 12:10:10 5 9.60 0.00 1.38 0.12 0.08 88.82 12:10:10 6 10.04 0.01 1.48 0.15 0.07 88.24 12:10:10 7 9.75 0.01 1.43 0.23 0.08 88.51 12:20:01 all 8.12 0.00 1.84 0.06 0.08 89.89 12:20:01 0 7.47 0.00 1.80 0.06 0.08 90.59 12:20:01 1 8.90 0.01 1.91 0.06 0.09 89.03 12:20:01 2 8.09 0.00 1.87 0.08 0.09 89.87 12:20:01 3 8.40 0.00 1.96 0.04 0.09 89.52 12:20:01 4 7.83 0.00 1.74 0.04 0.08 90.31 12:20:01 5 7.83 0.00 1.82 0.07 0.08 90.19 12:20:01 6 8.32 0.00 1.81 0.03 0.08 89.76 12:20:01 7 8.12 0.00 1.83 0.09 0.08 89.88 Average: all 15.24 0.01 2.30 0.33 0.08 82.04 Average: 0 14.56 0.01 2.29 0.32 0.07 82.75 Average: 1 15.83 0.00 2.38 0.52 0.08 81.19 Average: 2 15.93 0.01 2.32 0.28 0.08 81.39 Average: 3 16.02 0.01 2.55 0.26 0.08 81.09 Average: 4 15.37 0.00 2.25 0.31 0.08 81.99 Average: 5 13.57 0.01 2.15 0.26 0.08 83.94 Average: 6 14.66 0.01 2.23 0.28 0.08 82.74 Average: 7 15.96 0.02 2.27 0.40 0.08 81.28