---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4109 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: 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 872 14245 4 16973 30752 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:20:1f:5a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.37/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83597sec preferred_lft 83597sec inet6 fe80::f816:3eff:fe20:1f5a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:0a:c1:cb:46:36 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::a00a:c1ff:fecb:4636/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-4109) 08/04/26 _x86_64_ (8 CPU) 17:50:42 LINUX RESTART (8 CPU) 18:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:15 157.03 0.29 150.11 6.63 13.78 30680.93 23737.55 18:20:14 28.42 0.33 26.11 1.98 23.00 4029.34 6944.49 18:30:01 34.08 0.12 10.32 23.65 2.62 1485.27 461015.57 Average: 74.16 0.24 63.29 10.63 13.21 12297.21 160679.47 18:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:15 1634340 21504700 10648208 32.40 583672 18400468 16633736 49.05 4757812 22820376 556 18:20:14 500996 18599736 13308852 40.50 568348 16897744 21080388 62.16 4814344 23855104 12684 18:30:01 334884 18209724 13680724 41.63 568988 16696476 21436792 63.21 4805276 24010272 10972 Average: 823407 19438053 12545928 38.18 573669 17331563 19716972 58.14 4792477 23561917 8071 18:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:15 lo 0.62 0.62 0.05 0.05 0.00 0.00 0.00 0.00 18:10:15 ens3 85.10 52.04 1903.42 9.52 0.00 0.00 0.00 0.00 18:10:15 docker0 10.61 21.61 0.64 514.30 0.00 0.00 0.00 0.00 18:10:15 br-2a98cca54c2b 0.30 0.26 0.01 0.02 0.00 0.00 0.00 0.00 18:10:15 veth0dafc6f 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 18:10:15 veth3a3d718 45.68 48.09 17.35 21.83 0.00 0.00 0.00 0.00 18:10:15 veth7b05cb5 0.40 0.39 0.05 0.21 0.00 0.00 0.00 0.00 18:10:15 vethd940de7 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 18:10:15 veth81c326d 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 18:10:15 vetha67cc37 43.39 40.78 29.53 14.01 0.00 0.00 0.00 0.00 18:10:15 veth01f2d7a 0.65 1.14 0.75 8.70 0.00 0.00 0.00 0.00 18:10:15 veth9d699d0 1.78 1.44 0.24 1.39 0.00 0.00 0.00 0.00 18:20:14 lo 22.54 22.54 82.04 82.04 0.00 0.00 0.00 0.00 18:20:14 ens3 10.77 9.17 28.42 2.06 0.00 0.00 0.00 0.00 18:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:14 br-2a98cca54c2b 20.00 22.88 16.49 93.80 0.00 0.00 0.00 0.00 18:20:14 veth0dafc6f 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 18:20:14 veth3a3d718 91.49 99.19 64.54 41.93 0.00 0.00 0.00 0.01 18:20:14 veth7b05cb5 9.48 9.46 47.51 19.17 0.00 0.00 0.00 0.00 18:20:14 vethd940de7 29.34 32.20 16.09 263.49 0.00 0.00 0.00 0.02 18:20:14 veth81c326d 16.64 16.55 171.37 47.79 0.00 0.00 0.00 0.01 18:20:14 vetha67cc37 55.67 51.71 46.18 30.53 0.00 0.00 0.00 0.00 18:20:14 veth9d699d0 49.18 45.34 20.73 36.55 0.00 0.00 0.00 0.00 18:30:01 lo 36.26 36.26 175.01 175.01 0.00 0.00 0.00 0.00 18:30:01 ens3 1.02 0.84 0.32 0.56 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 br-2a98cca54c2b 25.26 26.67 34.26 142.00 0.00 0.00 0.00 0.00 18:30:01 veth0dafc6f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 veth3a3d718 63.84 70.36 50.48 23.78 0.00 0.00 0.00 0.00 18:30:01 veth7b05cb5 7.14 7.96 6.07 26.77 0.00 0.00 0.00 0.00 18:30:01 vethd940de7 29.36 30.69 34.75 167.93 0.00 0.00 0.00 0.01 18:30:01 veth81c326d 8.73 7.71 27.36 5.66 0.00 0.00 0.00 0.00 18:30:01 vetha67cc37 43.93 41.05 36.63 24.62 0.00 0.00 0.00 0.00 18:30:01 veth9d699d0 31.65 28.28 14.12 28.06 0.00 0.00 0.00 0.00 Average: lo 19.53 19.53 84.36 84.36 0.00 0.00 0.00 0.00 Average: ens3 32.96 21.09 659.26 4.12 0.00 0.00 0.00 0.00 Average: docker0 3.62 7.38 0.22 175.55 0.00 0.00 0.00 0.00 Average: br-2a98cca54c2b 14.99 16.39 16.66 77.50 0.00 0.00 0.00 0.00 Average: veth0dafc6f 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth3a3d718 66.84 72.35 43.85 29.15 0.00 0.00 0.00 0.00 Average: veth7b05cb5 5.62 5.88 17.80 15.17 0.00 0.00 0.00 0.00 Average: vethd940de7 19.34 20.75 16.68 142.41 0.00 0.00 0.00 0.01 Average: veth81c326d 8.39 8.06 65.94 17.75 0.00 0.00 0.00 0.01 Average: vetha67cc37 47.65 44.51 37.39 22.96 0.00 0.00 0.00 0.00 Average: veth9d699d0 27.29 24.79 11.58 21.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-4109) 08/04/26 _x86_64_ (8 CPU) 17:50:42 LINUX RESTART (8 CPU) 18:00:00 CPU %user %nice %system %iowait %steal %idle 18:10:15 all 11.60 0.02 2.44 2.25 0.07 83.61 18:10:15 0 11.62 0.02 2.68 1.99 0.07 83.62 18:10:15 1 10.38 0.01 2.46 3.06 0.07 84.02 18:10:15 2 13.61 0.02 2.56 1.86 0.07 81.87 18:10:15 3 12.96 0.03 2.47 1.71 0.08 82.75 18:10:15 4 10.90 0.01 2.35 1.67 0.08 85.00 18:10:15 5 10.85 0.02 2.16 2.34 0.07 84.55 18:10:15 6 10.84 0.05 2.41 3.31 0.07 83.32 18:10:15 7 11.66 0.02 2.43 2.03 0.08 83.79 18:20:14 all 10.56 0.01 2.26 0.25 0.10 86.82 18:20:14 0 10.11 0.01 2.78 0.14 0.10 86.86 18:20:14 1 11.78 0.01 2.66 0.30 0.10 85.16 18:20:14 2 10.32 0.01 2.28 0.11 0.09 87.18 18:20:14 3 9.77 0.01 2.19 0.30 0.10 87.63 18:20:14 4 10.49 0.01 2.02 0.26 0.10 87.12 18:20:14 5 9.99 0.00 2.02 0.32 0.10 87.57 18:20:14 6 10.64 0.01 2.02 0.36 0.10 86.88 18:20:14 7 11.41 0.01 2.07 0.23 0.09 86.19 18:30:01 all 8.01 0.00 2.23 0.06 0.10 89.60 18:30:01 0 7.23 0.00 2.63 0.04 0.11 90.00 18:30:01 1 8.15 0.00 2.42 0.03 0.10 89.30 18:30:01 2 8.88 0.00 2.22 0.03 0.11 88.76 18:30:01 3 8.28 0.00 2.27 0.06 0.10 89.29 18:30:01 4 8.35 0.00 2.13 0.07 0.10 89.35 18:30:01 5 7.90 0.00 2.07 0.05 0.10 89.87 18:30:01 6 7.44 0.00 1.96 0.11 0.10 90.38 18:30:01 7 7.86 0.00 2.09 0.08 0.11 89.85 Average: all 10.09 0.01 2.31 0.87 0.09 86.63 Average: 0 9.68 0.01 2.70 0.74 0.09 86.78 Average: 1 10.12 0.01 2.51 1.15 0.09 86.12 Average: 2 10.97 0.01 2.36 0.68 0.09 85.88 Average: 3 10.38 0.01 2.31 0.70 0.09 86.50 Average: 4 9.93 0.01 2.17 0.68 0.09 87.12 Average: 5 9.60 0.01 2.08 0.92 0.09 87.29 Average: 6 9.67 0.02 2.13 1.29 0.09 86.80 Average: 7 10.34 0.01 2.20 0.80 0.09 86.56