---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13202 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: 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 862 12499 4 18729 30762 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:c3:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.33/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84391sec preferred_lft 84391sec inet6 fe80::f816:3eff:fe8c:c334/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:11:fe:ed:49:67 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::e011:feff:feed:4967/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-13202) 07/28/26 _x86_64_ (8 CPU) 07:32:55 LINUX RESTART (8 CPU) 07:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:27 256.88 0.41 223.77 32.70 19.38 39914.93 488615.43 08:00:01 10.80 0.14 10.33 0.33 5.75 433.03 4572.90 Average: 139.26 0.28 121.75 17.22 12.86 21042.32 257239.79 07:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:27 1166220 20730288 11422588 34.76 603844 18062820 17351960 51.17 4800372 23220876 1608 08:00:01 252504 19640416 12511196 38.07 588508 17899892 18398508 54.26 4810312 24106788 1308 Average: 709362 20185352 11966892 36.42 596176 17981356 17875234 52.71 4805342 23663832 1458 07:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:27 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 07:50:27 ens3 204.59 130.49 1982.50 41.48 0.00 0.00 0.00 0.00 07:50:27 docker0 11.90 23.17 0.72 568.58 0.00 0.00 0.00 0.00 07:50:27 br-cc22a3add78f 0.28 0.25 0.01 0.02 0.00 0.00 0.00 0.00 07:50:27 vethada8cbd 24.54 24.14 7.20 5.87 0.00 0.00 0.00 0.00 07:50:27 veth7a9757b 0.33 0.35 0.03 0.15 0.00 0.00 0.00 0.00 07:50:27 vethc677de1 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:50:27 veth3bbd534 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 07:50:27 vethcf68df7 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:50:27 vethf11000c 19.12 19.44 5.92 3.71 0.00 0.00 0.00 0.00 07:50:27 veth7c28ae0 0.18 0.26 0.30 1.06 0.00 0.00 0.00 0.00 07:50:27 veth2ca7abc 1.18 0.97 0.16 1.05 0.00 0.00 0.00 0.00 08:00:01 lo 6.67 6.67 31.39 31.39 0.00 0.00 0.00 0.00 08:00:01 ens3 20.06 11.56 6.21 5.50 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 br-cc22a3add78f 3.66 3.41 30.57 0.83 0.00 0.00 0.00 0.00 08:00:01 vethada8cbd 275.32 297.58 215.53 142.58 0.00 0.00 0.00 0.02 08:00:01 veth7a9757b 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 08:00:01 vethc677de1 0.24 0.21 0.03 0.09 0.00 0.00 0.00 0.00 08:00:01 veth3bbd534 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 vethcf68df7 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 vethf11000c 124.03 113.54 105.66 72.20 0.00 0.00 0.00 0.01 08:00:01 veth2ca7abc 181.45 168.97 82.79 147.21 0.00 0.00 0.00 0.01 Average: lo 3.50 3.50 15.03 15.03 0.00 0.00 0.00 0.00 Average: ens3 116.38 73.64 1037.82 24.28 0.00 0.00 0.00 0.00 Average: docker0 6.21 12.10 0.38 296.80 0.00 0.00 0.00 0.00 Average: br-cc22a3add78f 1.90 1.76 14.62 0.40 0.00 0.00 0.00 0.00 Average: vethada8cbd 144.42 154.85 106.78 71.22 0.00 0.00 0.00 0.01 Average: veth7a9757b 0.37 0.28 0.05 0.24 0.00 0.00 0.00 0.00 Average: vethc677de1 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth3bbd534 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethcf68df7 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethf11000c 69.27 64.42 53.59 36.45 0.00 0.00 0.00 0.00 Average: veth2ca7abc 87.35 81.28 39.66 70.92 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-13202) 07/28/26 _x86_64_ (8 CPU) 07:32:55 LINUX RESTART (8 CPU) 07:40:00 CPU %user %nice %system %iowait %steal %idle 07:50:27 all 19.79 0.02 2.87 0.66 0.09 76.57 07:50:27 0 18.90 0.02 2.86 0.67 0.09 77.46 07:50:27 1 21.81 0.03 2.87 0.79 0.10 74.40 07:50:27 2 19.62 0.01 3.03 0.72 0.09 76.54 07:50:27 3 18.72 0.02 2.61 0.86 0.09 77.71 07:50:27 4 19.79 0.01 2.86 0.51 0.08 76.74 07:50:27 5 19.33 0.03 2.78 0.58 0.09 77.19 07:50:27 6 21.89 0.02 3.07 0.69 0.09 74.25 07:50:27 7 18.23 0.06 2.92 0.46 0.08 78.25 08:00:01 all 8.06 0.00 1.31 0.03 0.08 90.51 08:00:01 0 6.57 0.00 1.15 0.02 0.08 92.18 08:00:01 1 8.65 0.00 1.37 0.02 0.08 89.87 08:00:01 2 8.59 0.00 1.48 0.02 0.09 89.82 08:00:01 3 8.28 0.00 1.39 0.02 0.08 90.22 08:00:01 4 8.34 0.00 1.39 0.02 0.08 90.17 08:00:01 5 8.34 0.00 1.27 0.01 0.07 90.30 08:00:01 6 8.88 0.00 1.21 0.05 0.08 89.78 08:00:01 7 6.87 0.00 1.26 0.04 0.08 91.75 Average: all 14.20 0.01 2.13 0.36 0.09 83.22 Average: 0 13.02 0.01 2.04 0.36 0.09 84.49 Average: 1 15.54 0.01 2.16 0.43 0.09 81.78 Average: 2 14.36 0.01 2.29 0.39 0.09 82.87 Average: 3 13.74 0.01 2.03 0.46 0.08 83.68 Average: 4 14.34 0.01 2.16 0.28 0.08 83.14 Average: 5 14.10 0.01 2.06 0.31 0.08 83.44 Average: 6 15.68 0.01 2.18 0.39 0.08 81.66 Average: 7 12.81 0.03 2.12 0.26 0.08 84.69