---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18706 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 858 13888 3 17345 30765 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:8c:a9:57 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.78/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83687sec preferred_lft 83687sec inet6 fe80::f816:3eff:fe8c:a957/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:9a:3b:c2:f8:03 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::389a:3bff:fec2:f803/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-18706) 06/21/26 _x86_64_ (8 CPU) 13:40:15 LINUX RESTART (8 CPU) 13:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:00:01 95.75 0.42 91.85 3.48 19.15 11300.23 5539.16 14:10:04 27.36 0.29 24.79 2.28 13.67 4136.06 9544.59 14:20:03 35.64 0.14 10.33 25.18 2.80 1680.95 453993.47 Average: 52.86 0.28 42.28 10.30 11.87 5701.68 156180.93 13:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:00:01 278764 19857476 12247580 37.27 596352 18125720 18816756 55.49 4908436 23979000 160 14:10:04 397580 18904080 13108772 39.89 580088 17172000 19794552 58.37 4944040 23790544 6904 14:20:03 339952 18555380 13456944 40.95 580168 16885936 20127988 59.36 4830388 23958512 13060 Average: 338765 19105645 12937765 39.37 585536 17394552 19579765 57.74 4894288 23909352 6708 13:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:00:01 lo 1.52 1.52 1.97 1.97 0.00 0.00 0.00 0.00 14:00:01 ens3 69.36 48.74 919.47 10.52 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 br-a38ec08e6f8f 1.55 1.73 0.36 5.07 0.00 0.00 0.00 0.00 14:00:01 veth8f598ff 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:00:01 veth9344c9f 1.17 1.07 5.31 1.37 0.00 0.00 0.00 0.00 14:00:01 veth7116c42 1.43 1.57 19.00 5.32 0.00 0.00 0.00 0.00 14:00:01 veth64c29b3 73.64 77.67 36.60 37.70 0.00 0.00 0.00 0.00 14:00:01 veth1d4f08d 2.06 2.37 0.25 23.96 0.00 0.00 0.00 0.00 14:00:01 veth7143e21 73.69 69.23 51.37 33.46 0.00 0.00 0.00 0.00 14:00:01 vetha710e06 2.24 1.77 0.30 1.73 0.00 0.00 0.00 0.00 14:10:04 lo 28.76 28.76 109.35 109.35 0.00 0.00 0.00 0.00 14:10:04 ens3 9.92 8.51 27.48 1.59 0.00 0.00 0.00 0.00 14:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:04 br-a38ec08e6f8f 26.10 28.99 21.03 116.84 0.00 0.00 0.00 0.00 14:10:04 veth8f598ff 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 14:10:04 veth9344c9f 11.93 12.87 55.56 52.04 0.00 0.00 0.00 0.00 14:10:04 veth7116c42 20.86 20.41 221.02 55.85 0.00 0.00 0.00 0.02 14:10:04 veth64c29b3 70.40 76.89 47.82 28.03 0.00 0.00 0.00 0.00 14:10:04 veth1d4f08d 37.86 40.71 21.16 335.84 0.00 0.00 0.00 0.03 14:10:04 veth7143e21 34.60 31.49 60.24 14.61 0.00 0.00 0.00 0.00 14:10:04 vetha710e06 48.78 44.98 20.67 35.55 0.00 0.00 0.00 0.00 14:20:03 lo 34.74 34.74 167.25 167.25 0.00 0.00 0.00 0.00 14:20:03 ens3 1.06 0.79 0.28 1.04 0.00 0.00 0.00 0.00 14:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:03 br-a38ec08e6f8f 29.17 29.48 35.14 133.76 0.00 0.00 0.00 0.00 14:20:03 veth8f598ff 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:03 veth9344c9f 8.76 10.69 9.01 61.42 0.00 0.00 0.00 0.01 14:20:03 veth7116c42 11.68 10.35 61.86 8.59 0.00 0.00 0.00 0.01 14:20:03 veth64c29b3 61.32 67.45 45.56 22.52 0.00 0.00 0.00 0.00 14:20:03 veth1d4f08d 34.90 35.10 35.93 193.95 0.00 0.00 0.00 0.02 14:20:03 veth7143e21 43.05 39.70 69.93 21.43 0.00 0.00 0.00 0.01 14:20:03 vetha710e06 30.99 27.72 13.95 26.53 0.00 0.00 0.00 0.00 Average: lo 21.69 21.69 92.91 92.91 0.00 0.00 0.00 0.00 Average: ens3 26.74 19.32 315.12 4.37 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: br-a38ec08e6f8f 18.96 20.08 18.85 85.29 0.00 0.00 0.00 0.00 Average: veth8f598ff 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth9344c9f 7.29 8.22 23.35 38.31 0.00 0.00 0.00 0.00 Average: veth7116c42 11.34 10.79 100.83 23.31 0.00 0.00 0.00 0.01 Average: veth64c29b3 68.45 74.00 43.33 29.41 0.00 0.00 0.00 0.00 Average: veth1d4f08d 24.97 26.09 19.12 184.86 0.00 0.00 0.00 0.02 Average: veth7143e21 50.41 46.78 60.52 23.15 0.00 0.00 0.00 0.00 Average: vetha710e06 27.38 24.86 11.66 21.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-18706) 06/21/26 _x86_64_ (8 CPU) 13:40:15 LINUX RESTART (8 CPU) 13:50:02 CPU %user %nice %system %iowait %steal %idle 14:00:01 all 10.15 0.02 1.38 0.26 0.07 88.12 14:00:01 0 10.17 0.03 1.42 0.14 0.07 88.17 14:00:01 1 10.46 0.01 1.45 0.53 0.07 87.49 14:00:01 2 10.85 0.01 1.45 0.25 0.07 87.38 14:00:01 3 11.06 0.02 1.70 0.35 0.06 86.81 14:00:01 4 10.71 0.02 1.29 0.34 0.07 87.58 14:00:01 5 9.55 0.01 1.28 0.12 0.06 88.98 14:00:01 6 9.71 0.02 1.27 0.19 0.06 88.75 14:00:01 7 8.73 0.04 1.18 0.15 0.07 89.83 14:10:04 all 9.71 0.01 1.93 0.12 0.09 88.15 14:10:04 0 9.78 0.01 2.09 0.11 0.09 87.92 14:10:04 1 10.24 0.01 2.07 0.05 0.09 87.55 14:10:04 2 9.15 0.00 1.93 0.09 0.09 88.74 14:10:04 3 10.98 0.01 1.97 0.12 0.09 86.83 14:10:04 4 9.38 0.01 1.91 0.24 0.09 88.38 14:10:04 5 9.44 0.00 1.91 0.18 0.09 88.39 14:10:04 6 9.30 0.01 1.79 0.13 0.09 88.68 14:10:04 7 9.40 0.01 1.75 0.06 0.09 88.69 14:20:03 all 7.50 0.00 1.72 0.05 0.09 90.64 14:20:03 0 7.10 0.00 1.65 0.04 0.09 91.13 14:20:03 1 7.51 0.00 1.80 0.06 0.09 90.53 14:20:03 2 7.87 0.00 1.79 0.03 0.09 90.21 14:20:03 3 7.60 0.00 1.69 0.06 0.09 90.56 14:20:03 4 7.46 0.00 1.76 0.02 0.09 90.68 14:20:03 5 7.72 0.00 1.70 0.05 0.09 90.45 14:20:03 6 7.86 0.00 1.69 0.08 0.09 90.29 14:20:03 7 6.86 0.00 1.65 0.09 0.08 91.31 Average: all 9.12 0.01 1.67 0.14 0.08 88.97 Average: 0 9.02 0.01 1.72 0.10 0.08 89.07 Average: 1 9.41 0.01 1.77 0.21 0.09 88.52 Average: 2 9.29 0.00 1.72 0.12 0.08 88.78 Average: 3 9.88 0.01 1.79 0.18 0.08 88.06 Average: 4 9.18 0.01 1.65 0.20 0.08 88.88 Average: 5 8.90 0.00 1.63 0.11 0.08 89.27 Average: 6 8.96 0.01 1.59 0.13 0.08 89.24 Average: 7 8.33 0.02 1.52 0.10 0.08 89.94