---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7284 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 851 13089 4 18150 30772 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:08:4e:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.43/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83611sec preferred_lft 83611sec inet6 fe80::f816:3eff:fe08:4ed9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:4b:4f:a8:c6:b3 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::184b:4fff:fea8:c6b3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-7284) 07/09/26 _x86_64_ (8 CPU) 10:45:34 LINUX RESTART (8 CPU) 10:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:03 488.00 0.77 473.13 14.09 59.50 55085.47 71982.57 11:10:03 57.76 0.32 28.97 28.47 6.08 3013.51 458701.20 11:20:01 21.57 0.29 19.47 1.82 6.59 3062.49 6506.05 11:30:03 17.57 0.03 15.87 1.67 1.16 2240.51 9377.79 Average: 146.46 0.35 134.59 11.51 18.36 15877.41 136597.80 10:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:03 5258648 24533944 7624784 23.20 596916 17797716 12005520 35.40 4611296 19365004 1980 11:10:03 630192 20496000 11603472 35.31 603980 18399988 17621340 51.96 5008440 23509900 2732 11:20:01 403448 19760260 12291880 37.40 586620 17955336 18575472 54.78 4932340 23782868 12836 11:30:03 815700 19922340 12132980 36.92 586828 17707988 18330288 54.05 4926580 23394048 46392 Average: 1776997 21178136 10913279 33.21 593586 17965257 16633155 49.05 4869664 22512955 15985 10:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:03 lo 0.81 0.81 0.07 0.07 0.00 0.00 0.00 0.00 11:00:03 ens3 324.82 210.59 2928.30 61.66 0.00 0.00 0.00 0.00 11:00:03 docker0 19.75 35.49 1.19 745.23 0.00 0.00 0.00 0.00 11:00:03 br-c199c964e433 0.21 0.20 0.01 0.01 0.00 0.00 0.00 0.00 11:00:03 veth1f27706 0.03 0.10 0.00 0.01 0.00 0.00 0.00 0.00 11:00:03 veth895468e 4.25 4.09 1.74 0.86 0.00 0.00 0.00 0.00 11:00:03 vethe5abe61 0.02 0.08 0.00 0.00 0.00 0.00 0.00 0.00 11:00:03 vetha3ef3ed 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 11:00:03 vethff258bf 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 11:00:03 vethd85d2e9 3.97 4.20 0.85 1.74 0.00 0.00 0.00 0.00 11:10:03 lo 7.40 7.40 17.80 17.80 0.00 0.00 0.00 0.00 11:10:03 ens3 7.86 5.53 11.93 2.10 0.00 0.00 0.00 0.00 11:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:03 br-c199c964e433 7.51 8.80 3.20 25.32 0.00 0.00 0.00 0.00 11:10:03 veth1f27706 5.41 5.53 61.32 17.80 0.00 0.00 0.00 0.01 11:10:03 veth895468e 95.46 102.56 53.59 48.09 0.00 0.00 0.00 0.00 11:10:03 vethe5abe61 10.29 11.64 2.49 86.18 0.00 0.00 0.00 0.01 11:10:03 vetha3ef3ed 0.09 0.13 0.01 0.03 0.00 0.00 0.00 0.00 11:10:03 vethff258bf 3.43 3.23 17.68 6.17 0.00 0.00 0.00 0.00 11:10:03 veth06fcfb6 84.04 78.18 59.86 38.42 0.00 0.00 0.00 0.00 11:10:03 vethe6c3e68 22.30 20.36 8.82 16.01 0.00 0.00 0.00 0.00 11:20:01 lo 35.74 35.74 155.93 155.93 0.00 0.00 0.00 0.00 11:20:01 ens3 8.78 7.20 21.13 1.71 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 br-c199c964e433 25.81 31.63 29.23 148.45 0.00 0.00 0.00 0.00 11:20:01 veth1f27706 20.30 19.57 191.55 45.73 0.00 0.00 0.00 0.02 11:20:01 veth895468e 74.00 80.75 56.54 29.82 0.00 0.00 0.00 0.00 11:20:01 vethe5abe61 37.03 42.89 30.41 337.74 0.00 0.00 0.00 0.03 11:20:01 vetha3ef3ed 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 vethff258bf 12.55 13.71 45.70 58.72 0.00 0.00 0.00 0.00 11:20:01 veth06fcfb6 39.27 36.07 66.57 18.98 0.00 0.00 0.00 0.01 11:20:01 vethe6c3e68 48.49 44.49 21.73 40.38 0.00 0.00 0.00 0.00 11:30:03 lo 28.44 28.44 123.39 123.39 0.00 0.00 0.00 0.00 11:30:03 ens3 6.10 5.32 17.12 1.13 0.00 0.00 0.00 0.00 11:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:03 br-c199c964e433 27.48 32.84 27.40 114.79 0.00 0.00 0.00 0.00 11:30:03 veth1f27706 17.99 17.34 191.93 37.85 0.00 0.00 0.00 0.02 11:30:03 veth895468e 58.16 63.33 40.28 16.69 0.00 0.00 0.00 0.00 11:30:03 vethe5abe61 37.47 42.76 28.07 304.98 0.00 0.00 0.00 0.02 11:30:03 vetha3ef3ed 0.13 0.12 0.02 0.04 0.00 0.00 0.00 0.00 11:30:03 vethff258bf 10.80 12.32 37.78 69.30 0.00 0.00 0.00 0.01 11:30:03 veth06fcfb6 39.13 35.38 75.92 20.37 0.00 0.00 0.00 0.01 11:30:03 vethe6c3e68 31.05 28.85 10.08 21.86 0.00 0.00 0.00 0.00 Average: lo 18.08 18.08 74.23 74.23 0.00 0.00 0.00 0.00 Average: ens3 87.06 57.27 746.14 16.68 0.00 0.00 0.00 0.00 Average: docker0 4.95 8.89 0.30 186.70 0.00 0.00 0.00 0.00 Average: br-c199c964e433 15.24 18.36 14.95 72.07 0.00 0.00 0.00 0.00 Average: veth1f27706 10.93 10.63 111.12 25.32 0.00 0.00 0.00 0.01 Average: veth895468e 57.92 62.63 38.00 23.84 0.00 0.00 0.00 0.00 Average: vethe5abe61 21.19 24.32 15.23 182.08 0.00 0.00 0.00 0.01 Average: vetha3ef3ed 0.07 0.08 0.01 0.02 0.00 0.00 0.00 0.00 Average: vethff258bf 6.70 7.33 25.27 33.53 0.00 0.00 0.00 0.00 Average: veth06fcfb6 40.58 37.38 50.56 19.43 0.00 0.00 0.00 0.00 Average: vethe6c3e68 25.43 23.40 10.14 19.54 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-7284) 07/09/26 _x86_64_ (8 CPU) 10:45:34 LINUX RESTART (8 CPU) 10:50:01 CPU %user %nice %system %iowait %steal %idle 11:00:03 all 32.85 0.02 4.25 3.52 0.11 59.26 11:00:03 0 30.56 0.01 4.29 2.73 0.10 62.32 11:00:03 1 35.83 0.03 4.16 4.24 0.11 55.63 11:00:03 2 37.63 0.02 4.88 4.14 0.12 53.22 11:00:03 3 32.76 0.02 4.01 3.90 0.11 59.20 11:00:03 4 31.65 0.01 4.23 4.05 0.11 59.95 11:00:03 5 35.65 0.01 4.27 2.76 0.11 57.21 11:00:03 6 30.50 0.02 4.00 3.12 0.10 62.25 11:00:03 7 28.26 0.02 4.15 3.18 0.10 64.28 11:10:03 all 10.62 0.01 1.31 0.14 0.06 87.85 11:10:03 0 11.07 0.01 1.33 0.16 0.07 87.37 11:10:03 1 10.62 0.01 1.35 0.04 0.08 87.90 11:10:03 2 9.95 0.01 1.35 0.06 0.06 88.57 11:10:03 3 11.34 0.02 1.34 0.07 0.07 87.16 11:10:03 4 11.22 0.01 1.32 0.37 0.06 87.02 11:10:03 5 10.13 0.01 1.23 0.09 0.06 88.48 11:10:03 6 10.21 0.01 1.20 0.10 0.06 88.41 11:10:03 7 10.46 0.01 1.37 0.24 0.06 87.86 11:20:01 all 9.45 0.00 2.05 0.10 0.09 88.30 11:20:01 0 9.30 0.01 2.08 0.06 0.09 88.46 11:20:01 1 10.24 0.00 2.27 0.10 0.10 87.29 11:20:01 2 10.38 0.00 2.19 0.19 0.10 87.13 11:20:01 3 9.15 0.00 2.15 0.06 0.10 88.54 11:20:01 4 8.65 0.00 1.91 0.20 0.09 89.15 11:20:01 5 8.35 0.01 1.87 0.06 0.09 89.62 11:20:01 6 9.44 0.01 1.89 0.05 0.09 88.52 11:20:01 7 10.13 0.00 2.05 0.04 0.09 87.68 11:30:03 all 7.59 0.00 1.72 0.20 0.09 90.39 11:30:03 0 7.03 0.00 1.70 0.14 0.08 91.04 11:30:03 1 8.92 0.00 1.89 0.15 0.09 88.95 11:30:03 2 7.39 0.00 1.77 0.16 0.09 90.59 11:30:03 3 7.83 0.01 1.73 0.10 0.09 90.24 11:30:03 4 6.85 0.00 1.60 0.23 0.08 91.24 11:30:03 5 7.42 0.00 1.75 0.16 0.08 90.59 11:30:03 6 7.86 0.02 1.74 0.52 0.10 89.77 11:30:03 7 7.46 0.00 1.61 0.15 0.08 90.69 Average: all 15.14 0.01 2.34 0.99 0.09 81.44 Average: 0 14.51 0.01 2.35 0.77 0.08 82.28 Average: 1 16.42 0.01 2.42 1.13 0.10 79.92 Average: 2 16.34 0.01 2.55 1.14 0.09 79.87 Average: 3 15.28 0.01 2.31 1.04 0.09 81.27 Average: 4 14.60 0.01 2.26 1.21 0.08 81.83 Average: 5 15.39 0.01 2.28 0.77 0.09 81.47 Average: 6 14.52 0.01 2.21 0.95 0.09 82.22 Average: 7 14.09 0.01 2.30 0.91 0.08 82.62