---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6489 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 846 12007 4 19238 30777 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:24:d8:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.133/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84377sec preferred_lft 84377sec inet6 fe80::f816:3eff:fe24:d842/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:fa:a1:9c:c4:eb 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::74fa:a1ff:fe9c:c4eb/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-6489) 07/08/26 _x86_64_ (8 CPU) 06:59:25 LINUX RESTART (8 CPU) 07:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:00 663.85 5.56 621.54 36.75 402.15 70009.34 765829.38 07:20:13 142.69 0.29 137.68 4.73 13.53 17423.98 9701.82 07:30:11 10.79 0.10 10.28 0.41 3.93 471.13 7719.32 Average: 271.22 1.97 255.38 13.88 138.74 29187.29 258840.11 07:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:00 11658748 27789096 4426952 13.47 537992 14850260 4578332 13.50 3805896 15847792 37268 07:20:13 1872680 21640420 10510936 31.98 599536 18266244 16369028 48.27 4805496 22511740 1112 07:30:11 806784 20666116 11483928 34.95 600000 18353128 17287276 50.98 4848396 23504664 308 Average: 4779404 23365211 8807272 26.80 579176 17156544 12744879 37.58 4486596 20621399 12896 07:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:00 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 07:10:00 ens3 499.76 313.48 3968.62 86.31 0.00 0.00 0.00 0.00 07:10:00 docker0 16.87 32.73 1.03 712.07 0.00 0.00 0.00 0.00 07:20:13 lo 0.52 0.52 0.04 0.04 0.00 0.00 0.00 0.00 07:20:13 ens3 68.03 47.50 1043.44 11.41 0.00 0.00 0.00 0.00 07:20:13 docker0 4.10 6.32 0.24 134.16 0.00 0.00 0.00 0.00 07:20:13 br-fc39dac90df8 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 07:20:13 veth69406b1 65.20 69.42 28.08 34.48 0.00 0.00 0.00 0.00 07:20:13 vethfc3813a 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:20:13 veth8e1e18a 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 07:20:13 vethd21f0b4 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:20:13 vethd6b5d08 0.44 0.40 0.05 0.24 0.00 0.00 0.00 0.00 07:20:13 vethf60e9d2 65.38 60.60 46.55 24.99 0.00 0.00 0.00 0.00 07:20:13 vethf09f668 0.92 1.70 1.15 13.03 0.00 0.00 0.00 0.00 07:20:13 veth438d81b 2.00 1.57 0.27 1.56 0.00 0.00 0.00 0.00 07:30:11 lo 9.92 9.92 53.86 53.86 0.00 0.00 0.00 0.00 07:30:11 ens3 15.35 9.69 5.44 5.00 0.00 0.00 0.00 0.00 07:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:11 br-fc39dac90df8 5.70 5.29 52.84 1.15 0.00 0.00 0.00 0.00 07:30:11 veth69406b1 324.06 349.81 271.19 154.57 0.00 0.00 0.00 0.02 07:30:11 vethfc3813a 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 07:30:11 veth8e1e18a 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 07:30:11 vethd21f0b4 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:11 vethd6b5d08 0.40 0.21 0.07 0.35 0.00 0.00 0.00 0.00 07:30:11 vethf60e9d2 109.13 100.42 96.74 70.22 0.00 0.00 0.00 0.01 07:30:11 veth438d81b 249.19 231.97 113.91 204.94 0.00 0.00 0.00 0.02 Average: lo 3.72 3.72 17.86 17.86 0.00 0.00 0.00 0.00 Average: ens3 193.23 122.86 1666.38 34.03 0.00 0.00 0.00 0.00 Average: docker0 6.96 12.96 0.42 280.69 0.00 0.00 0.00 0.00 Average: br-fc39dac90df8 1.98 1.84 17.49 0.39 0.00 0.00 0.00 0.00 Average: veth69406b1 129.30 139.25 99.23 62.82 0.00 0.00 0.00 0.01 Average: vethfc3813a 0.09 0.11 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth8e1e18a 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethd21f0b4 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethd6b5d08 0.28 0.20 0.04 0.20 0.00 0.00 0.00 0.00 Average: vethf60e9d2 58.26 53.75 47.78 31.70 0.00 0.00 0.00 0.00 Average: veth438d81b 83.12 77.28 37.78 68.33 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-6489) 07/08/26 _x86_64_ (8 CPU) 06:59:25 LINUX RESTART (8 CPU) 07:00:02 CPU %user %nice %system %iowait %steal %idle 07:10:00 all 33.97 0.00 4.52 4.06 0.09 57.35 07:10:00 0 33.94 0.00 4.45 3.65 0.09 57.87 07:10:00 1 35.60 0.00 4.96 6.29 0.10 53.05 07:10:00 2 35.48 0.00 4.44 2.89 0.09 57.09 07:10:00 3 36.09 0.00 4.53 3.30 0.09 55.99 07:10:00 4 33.97 0.00 4.36 3.66 0.09 57.92 07:10:00 5 33.98 0.00 4.57 4.46 0.09 56.90 07:10:00 6 33.92 0.00 4.51 3.96 0.09 57.53 07:10:00 7 28.80 0.00 4.38 4.29 0.09 62.45 07:20:13 all 10.47 0.02 1.79 1.24 0.06 86.42 07:20:13 0 10.02 0.01 1.81 0.50 0.06 87.61 07:20:13 1 10.88 0.02 1.79 1.50 0.07 85.73 07:20:13 2 11.42 0.02 2.12 1.49 0.07 84.88 07:20:13 3 10.78 0.04 1.64 1.42 0.07 86.05 07:20:13 4 9.82 0.01 1.86 2.19 0.06 86.07 07:20:13 5 10.28 0.02 1.76 0.51 0.06 87.37 07:20:13 6 10.95 0.02 1.72 1.42 0.06 85.83 07:20:13 7 9.58 0.02 1.61 0.91 0.06 87.82 07:30:11 all 7.26 0.00 1.32 0.03 0.07 91.32 07:30:11 0 7.29 0.00 1.44 0.03 0.07 91.17 07:30:11 1 7.36 0.00 1.55 0.02 0.08 90.99 07:30:11 2 7.34 0.00 1.34 0.01 0.07 91.24 07:30:11 3 7.74 0.00 1.34 0.05 0.07 90.80 07:30:11 4 8.03 0.00 1.23 0.03 0.08 90.64 07:30:11 5 6.64 0.00 1.18 0.07 0.07 92.05 07:30:11 6 7.03 0.00 1.28 0.02 0.07 91.60 07:30:11 7 6.65 0.00 1.19 0.02 0.06 92.08 Average: all 17.18 0.01 2.54 1.77 0.08 78.43 Average: 0 17.03 0.00 2.56 1.38 0.07 78.95 Average: 1 17.90 0.01 2.76 2.60 0.08 76.65 Average: 2 18.04 0.01 2.63 1.46 0.08 77.78 Average: 3 18.14 0.01 2.49 1.59 0.08 77.68 Average: 4 17.20 0.00 2.48 1.96 0.08 78.29 Average: 5 16.91 0.01 2.50 1.67 0.07 78.84 Average: 6 17.25 0.01 2.50 1.80 0.07 78.37 Average: 7 14.97 0.01 2.38 1.73 0.07 80.84