---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-562 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 1055 13805 4 17231 30563 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:6a:14:1e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.31/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83731sec preferred_lft 83731sec inet6 fe80::f816:3eff:fe6a:141e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:99:5c:9e:fd:8c 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::e899:5cff:fe9e:fd8c/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-562) 03/30/26 _x86_64_ (8 CPU) 07:49:01 LINUX RESTART (8 CPU) 07:50:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:24 650.52 4.49 629.40 16.63 304.92 68877.67 74117.80 08:10:01 54.92 0.36 51.38 3.19 7.56 3360.51 1383.07 08:20:14 46.89 0.27 20.53 26.09 8.09 3721.20 452974.45 08:30:01 14.13 0.57 12.64 0.93 16.27 2662.96 8453.64 Average: 193.12 1.43 179.76 11.93 84.91 19819.16 137934.18 07:50:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:24 5397036 24106576 8056640 24.52 577004 17295388 11810384 34.83 4482080 19371108 320 08:10:01 513716 19805092 12278564 37.36 590736 17899132 18100652 53.38 4811176 23833780 14584 08:20:14 335396 19067252 12990804 39.53 572900 17383740 19029804 56.12 4795348 24042880 12572 08:30:01 835672 19239956 12814052 38.99 573580 17065800 18752084 55.30 4749732 23566164 61300 Average: 1770455 20554719 11535015 35.10 578555 17411015 16923231 49.90 4709584 22703483 22194 07:50:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:24 lo 0.93 0.93 0.14 0.14 0.00 0.00 0.00 0.00 08:00:24 ens3 615.39 357.05 4164.54 115.51 0.00 0.00 0.00 0.00 08:00:24 docker0 21.20 35.91 1.26 774.17 0.00 0.00 0.00 0.00 08:00:24 br-d861d482ef4f 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 08:00:24 vethadaa8fe 0.04 0.10 0.00 0.01 0.00 0.00 0.00 0.00 08:00:24 veth304cb74 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 08:00:24 vethf43455c 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 08:00:24 veth58e2810 0.29 0.37 0.02 0.03 0.00 0.00 0.00 0.00 08:00:24 vethf97315f 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 08:00:24 veth88b7e82 0.26 0.24 0.02 0.02 0.00 0.00 0.00 0.00 08:10:01 lo 4.64 4.64 10.86 10.86 0.00 0.00 0.00 0.00 08:10:01 ens3 6.42 4.20 8.55 1.57 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 br-d861d482ef4f 4.08 4.79 1.77 16.38 0.00 0.00 0.00 0.00 08:10:01 vethadaa8fe 2.73 2.16 17.91 4.68 0.00 0.00 0.00 0.00 08:10:01 veth304cb74 3.64 4.14 42.82 17.98 0.00 0.00 0.00 0.00 08:10:01 vethf43455c 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 veth58e2810 90.45 96.23 48.93 45.13 0.00 0.00 0.00 0.00 08:10:01 vethf97315f 6.06 6.83 1.63 58.89 0.00 0.00 0.00 0.00 08:10:01 vethc2d508f 82.49 77.05 58.21 37.76 0.00 0.00 0.00 0.00 08:10:01 veth14b186b 13.13 11.80 4.96 10.04 0.00 0.00 0.00 0.00 08:20:14 lo 32.24 32.24 131.15 131.15 0.00 0.00 0.00 0.00 08:20:14 ens3 8.18 6.98 23.91 1.50 0.00 0.00 0.00 0.00 08:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:14 br-d861d482ef4f 22.58 27.11 23.93 131.62 0.00 0.00 0.00 0.00 08:20:14 vethadaa8fe 12.95 11.42 110.80 45.18 0.00 0.00 0.00 0.01 08:20:14 veth304cb74 18.64 20.01 192.93 110.95 0.00 0.00 0.00 0.02 08:20:14 vethf43455c 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 08:20:14 veth58e2810 60.19 66.17 43.17 23.44 0.00 0.00 0.00 0.00 08:20:14 vethf97315f 33.22 37.98 24.16 322.61 0.00 0.00 0.00 0.03 08:20:14 vethc2d508f 33.48 30.66 53.20 14.32 0.00 0.00 0.00 0.00 08:20:14 veth14b186b 39.06 35.85 16.05 31.18 0.00 0.00 0.00 0.00 08:30:01 lo 31.44 31.44 147.29 147.29 0.00 0.00 0.00 0.00 08:30:01 ens3 2.45 1.90 4.25 1.16 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 br-d861d482ef4f 25.54 30.52 33.60 118.81 0.00 0.00 0.00 0.00 08:30:01 vethadaa8fe 12.24 10.85 86.26 72.98 0.00 0.00 0.00 0.01 08:30:01 veth304cb74 13.18 14.75 98.18 85.92 0.00 0.00 0.00 0.01 08:30:01 vethf43455c 0.02 0.03 0.00 0.01 0.00 0.00 0.00 0.00 08:30:01 veth58e2810 67.37 73.93 50.43 23.86 0.00 0.00 0.00 0.00 08:30:01 vethf97315f 32.48 37.71 34.11 215.31 0.00 0.00 0.00 0.02 08:30:01 vethc2d508f 45.80 42.31 81.52 24.10 0.00 0.00 0.00 0.01 08:30:01 veth14b186b 35.52 32.03 15.60 28.79 0.00 0.00 0.00 0.00 Average: lo 17.44 17.44 72.88 72.88 0.00 0.00 0.00 0.00 Average: ens3 159.61 93.41 1060.51 30.21 0.00 0.00 0.00 0.00 Average: docker0 5.35 9.06 0.32 195.42 0.00 0.00 0.00 0.00 Average: br-d861d482ef4f 13.18 15.74 14.90 67.27 0.00 0.00 0.00 0.00 Average: vethadaa8fe 7.03 6.17 54.23 30.82 0.00 0.00 0.00 0.00 Average: veth304cb74 8.95 9.83 84.40 54.20 0.00 0.00 0.00 0.01 Average: vethf43455c 0.04 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth58e2810 54.19 58.77 35.47 22.90 0.00 0.00 0.00 0.00 Average: vethf97315f 18.07 20.79 15.05 150.67 0.00 0.00 0.00 0.01 Average: vethc2d508f 39.97 37.06 47.98 18.81 0.00 0.00 0.00 0.00 Average: veth14b186b 22.03 20.02 9.20 17.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-562) 03/30/26 _x86_64_ (8 CPU) 07:49:01 LINUX RESTART (8 CPU) 07:50:24 CPU %user %nice %system %iowait %steal %idle 08:00:24 all 36.23 0.00 5.24 1.15 0.11 57.27 08:00:24 0 35.44 0.00 5.42 1.15 0.10 57.89 08:00:24 1 36.11 0.00 4.76 1.04 0.11 57.98 08:00:24 2 36.38 0.00 5.24 1.00 0.11 57.26 08:00:24 3 36.78 0.00 5.31 1.42 0.12 56.37 08:00:24 4 35.89 0.00 5.16 1.08 0.11 57.76 08:00:24 5 36.84 0.00 5.58 0.96 0.11 56.51 08:00:24 6 36.40 0.00 5.32 1.15 0.11 57.02 08:00:24 7 35.99 0.00 5.14 1.38 0.11 57.38 08:10:01 all 10.69 0.02 1.22 0.19 0.06 87.81 08:10:01 0 10.08 0.02 1.24 0.17 0.07 88.42 08:10:01 1 12.21 0.02 1.31 0.11 0.07 86.28 08:10:01 2 11.27 0.02 1.22 0.07 0.07 87.35 08:10:01 3 11.12 0.05 1.25 0.08 0.06 87.44 08:10:01 4 10.51 0.02 1.13 0.27 0.06 88.01 08:10:01 5 9.70 0.02 1.17 0.18 0.06 88.87 08:10:01 6 10.31 0.01 1.28 0.60 0.06 87.75 08:10:01 7 10.30 0.02 1.14 0.08 0.06 88.39 08:20:14 all 9.76 0.00 2.07 0.12 0.09 87.96 08:20:14 0 8.92 0.01 2.25 0.10 0.09 88.64 08:20:14 1 10.51 0.00 2.14 0.18 0.09 87.08 08:20:14 2 9.99 0.00 2.08 0.05 0.09 87.79 08:20:14 3 10.67 0.01 2.04 0.09 0.09 87.10 08:20:14 4 10.18 0.00 2.14 0.17 0.09 87.42 08:20:14 5 9.80 0.00 1.99 0.14 0.09 87.97 08:20:14 6 9.38 0.01 1.93 0.16 0.09 88.44 08:20:14 7 8.67 0.00 1.96 0.05 0.09 89.23 08:30:01 all 7.95 0.00 1.90 0.05 0.09 90.01 08:30:01 0 8.66 0.00 2.00 0.04 0.09 89.21 08:30:01 1 8.36 0.00 2.11 0.05 0.09 89.39 08:30:01 2 8.29 0.00 1.91 0.11 0.09 89.61 08:30:01 3 7.93 0.01 1.91 0.08 0.09 89.97 08:30:01 4 8.54 0.00 2.02 0.03 0.09 89.33 08:30:01 5 7.58 0.01 1.81 0.02 0.08 90.50 08:30:01 6 7.39 0.00 1.82 0.05 0.08 90.66 08:30:01 7 6.87 0.00 1.66 0.02 0.08 91.37 Average: all 16.21 0.01 2.62 0.38 0.09 80.69 Average: 0 15.82 0.01 2.74 0.36 0.09 80.98 Average: 1 16.85 0.01 2.59 0.35 0.09 80.11 Average: 2 16.54 0.01 2.63 0.31 0.09 80.43 Average: 3 16.68 0.01 2.64 0.42 0.09 80.15 Average: 4 16.34 0.01 2.63 0.39 0.09 80.55 Average: 5 16.04 0.01 2.65 0.33 0.09 80.88 Average: 6 15.93 0.00 2.60 0.49 0.08 80.90 Average: 7 15.52 0.01 2.49 0.39 0.09 81.52