---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7236 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: 5599.86 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 1032 13119 4 17940 30591 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:b3:5f:5a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.13/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83710sec preferred_lft 83710sec inet6 fe80::f816:3eff:feb3:5f5a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:a6:19:e7:39:ff 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::b8a6:19ff:fee7:39ff/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-7236) 07/09/26 _x86_64_ (8 CPU) 07:43:32 LINUX RESTART (8 CPU) 07:50:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:01 227.66 0.44 219.55 7.68 18.82 41528.01 42506.51 08:10:11 26.83 0.42 23.98 2.43 9.64 3305.42 14488.02 08:20:11 9.97 0.03 9.56 0.38 1.21 1941.67 784.03 Average: 86.12 0.30 82.38 3.44 9.78 15207.75 18949.18 07:50:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:01 1936192 21461788 10691320 32.53 599976 18030452 16719156 49.30 4781084 22440156 296 08:10:11 274648 19561544 12447104 37.88 584868 17935396 18950844 55.88 4951584 23904956 11060 08:20:11 362176 19306248 12747988 38.79 584064 17555160 19142116 56.45 4886644 23880240 11392 Average: 857672 20109860 11962137 36.40 589636 17840336 18270705 53.88 4873104 23408451 7583 07:50:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:01 lo 0.68 0.68 0.05 0.05 0.00 0.00 0.00 0.00 08:00:01 ens3 188.04 122.84 1938.94 38.99 0.00 0.00 0.00 0.00 08:00:01 docker0 14.86 28.57 0.90 614.74 0.00 0.00 0.00 0.00 08:00:01 br-59910e3b363b 0.31 0.27 0.01 0.02 0.00 0.00 0.00 0.00 08:00:01 veth327e37c 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 08:00:01 veth5bde402 0.02 0.12 0.00 0.01 0.00 0.00 0.00 0.00 08:00:01 vethdec6aa2 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 08:00:01 veth36a324a 26.02 26.08 7.75 6.38 0.00 0.00 0.00 0.00 08:00:01 veth23dddce 0.35 0.37 0.04 0.16 0.00 0.00 0.00 0.00 08:00:01 veth3401c57 20.61 20.50 6.45 4.01 0.00 0.00 0.00 0.00 08:00:01 vethdda083a 0.20 0.29 0.33 1.15 0.00 0.00 0.00 0.00 08:00:01 veth66a5bd7 1.28 1.07 0.17 1.14 0.00 0.00 0.00 0.00 08:10:11 lo 19.29 19.29 59.33 59.33 0.00 0.00 0.00 0.00 08:10:11 ens3 14.91 12.15 31.91 3.31 0.00 0.00 0.00 0.00 08:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:11 br-59910e3b363b 17.77 20.77 11.38 79.05 0.00 0.00 0.00 0.00 08:10:11 veth327e37c 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 08:10:11 veth5bde402 28.51 31.53 11.19 297.08 0.00 0.00 0.00 0.02 08:10:11 vethdec6aa2 18.77 18.86 219.68 57.78 0.00 0.00 0.00 0.02 08:10:11 veth36a324a 107.05 116.44 71.34 56.07 0.00 0.00 0.00 0.01 08:10:11 veth23dddce 10.35 10.42 57.35 35.48 0.00 0.00 0.00 0.00 08:10:11 veth3401c57 75.91 69.33 84.68 39.04 0.00 0.00 0.00 0.01 08:10:11 veth66a5bd7 47.30 43.67 20.12 35.15 0.00 0.00 0.00 0.00 08:20:11 lo 35.72 35.72 174.53 174.53 0.00 0.00 0.00 0.00 08:20:11 ens3 1.11 0.70 0.34 0.68 0.00 0.00 0.00 0.00 08:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:11 br-59910e3b363b 29.02 29.74 36.91 139.22 0.00 0.00 0.00 0.00 08:20:11 veth327e37c 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:11 veth5bde402 34.44 35.06 37.47 190.87 0.00 0.00 0.00 0.02 08:20:11 vethdec6aa2 11.02 9.86 53.25 8.11 0.00 0.00 0.00 0.00 08:20:11 veth36a324a 62.59 69.01 48.17 23.65 0.00 0.00 0.00 0.00 08:20:11 veth23dddce 8.51 10.14 8.53 52.76 0.00 0.00 0.00 0.00 08:20:11 veth3401c57 43.95 40.42 62.60 24.26 0.00 0.00 0.00 0.01 08:20:11 veth66a5bd7 31.51 28.27 13.97 26.27 0.00 0.00 0.00 0.00 Average: lo 18.79 18.79 78.82 78.82 0.00 0.00 0.00 0.00 Average: ens3 66.26 44.10 637.99 13.96 0.00 0.00 0.00 0.00 Average: docker0 4.81 9.24 0.29 198.79 0.00 0.00 0.00 0.00 Average: br-59910e3b363b 15.90 17.15 16.27 73.69 0.00 0.00 0.00 0.00 Average: veth327e37c 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth5bde402 21.29 22.56 16.39 165.37 0.00 0.00 0.00 0.01 Average: vethdec6aa2 10.11 9.79 92.79 22.43 0.00 0.00 0.00 0.01 Average: veth36a324a 65.93 71.30 43.00 29.12 0.00 0.00 0.00 0.00 Average: veth23dddce 6.50 7.07 22.43 29.85 0.00 0.00 0.00 0.00 Average: veth3401c57 47.30 43.84 51.97 22.75 0.00 0.00 0.00 0.00 Average: veth66a5bd7 27.12 24.73 11.60 21.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-7236) 07/09/26 _x86_64_ (8 CPU) 07:43:32 LINUX RESTART (8 CPU) 07:50:23 CPU %user %nice %system %iowait %steal %idle 08:00:01 all 17.19 0.02 2.76 1.17 0.07 78.79 08:00:01 0 18.00 0.02 2.86 1.40 0.07 77.65 08:00:01 1 17.90 0.02 2.39 1.31 0.07 78.31 08:00:01 2 16.99 0.00 2.99 1.65 0.08 78.28 08:00:01 3 17.42 0.01 2.98 1.08 0.07 78.43 08:00:01 4 17.71 0.03 2.89 1.25 0.07 78.05 08:00:01 5 16.40 0.03 2.66 1.23 0.06 79.61 08:00:01 6 14.24 0.02 2.64 0.70 0.07 82.34 08:00:01 7 18.84 0.03 2.64 0.74 0.06 77.69 08:10:11 all 10.28 0.01 1.76 0.12 0.08 87.75 08:10:11 0 10.95 0.01 1.93 0.09 0.09 86.93 08:10:11 1 12.68 0.00 1.91 0.08 0.09 85.23 08:10:11 2 10.03 0.00 1.87 0.32 0.09 87.69 08:10:11 3 10.70 0.01 1.76 0.09 0.08 87.36 08:10:11 4 10.24 0.00 1.72 0.16 0.08 87.80 08:10:11 5 9.36 0.01 1.75 0.04 0.08 88.76 08:10:11 6 8.38 0.01 1.46 0.08 0.08 90.00 08:10:11 7 9.95 0.00 1.65 0.10 0.09 88.22 08:20:11 all 7.30 0.00 1.65 0.04 0.09 90.92 08:20:11 0 6.98 0.00 1.80 0.07 0.09 91.07 08:20:11 1 8.11 0.00 1.72 0.05 0.09 90.03 08:20:11 2 7.60 0.00 1.73 0.02 0.10 90.55 08:20:11 3 7.10 0.00 1.67 0.03 0.09 91.10 08:20:11 4 7.02 0.00 1.76 0.02 0.09 91.11 08:20:11 5 6.97 0.00 1.46 0.06 0.09 91.42 08:20:11 6 7.60 0.00 1.61 0.02 0.09 90.68 08:20:11 7 7.06 0.00 1.47 0.03 0.08 91.35 Average: all 11.52 0.01 2.04 0.43 0.08 85.92 Average: 0 11.90 0.01 2.18 0.51 0.08 85.32 Average: 1 12.84 0.01 2.00 0.47 0.08 84.60 Average: 2 11.47 0.00 2.19 0.65 0.09 85.61 Average: 3 11.67 0.01 2.12 0.39 0.08 85.73 Average: 4 11.57 0.01 2.11 0.46 0.08 85.76 Average: 5 10.84 0.01 1.95 0.43 0.08 86.69 Average: 6 10.01 0.01 1.89 0.26 0.08 87.75 Average: 7 11.85 0.01 1.91 0.28 0.08 85.87