---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-9295 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 848 12917 4 18326 30775 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:fe:2b:fe brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.5/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84461sec preferred_lft 84461sec inet6 fe80::f816:3eff:fefe:2bfe/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:f2:81:41:64:7a 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::54f2:81ff:fe41:647a/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-9295) 07/12/26 _x86_64_ (8 CPU) 12:04:04 LINUX RESTART (8 CPU) 12:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:23 288.61 0.49 278.19 9.93 23.81 46754.33 66133.16 12:30:01 11.26 0.17 10.78 0.32 6.44 437.78 2154.62 Average: 155.26 0.34 149.62 5.31 15.46 24485.37 35372.32 12:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:23 893172 20421060 11731644 35.70 599568 18032000 17822220 52.56 4781580 23488748 3472 12:30:01 281336 19249836 12902156 39.26 581488 17494432 18966600 55.93 4753168 24118648 804 Average: 587254 19835448 12316900 37.48 590528 17763216 18394410 54.24 4767374 23803698 2138 12:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:23 lo 0.72 0.72 0.06 0.06 0.00 0.00 0.00 0.00 12:20:23 ens3 310.64 198.00 2382.24 66.14 0.00 0.00 0.00 0.00 12:20:23 docker0 22.28 38.03 1.35 689.46 0.00 0.00 0.00 0.00 12:20:23 br-b7d3c7b19148 0.28 0.25 0.01 0.02 0.00 0.00 0.00 0.00 12:20:23 veth59df71e 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 12:20:23 veth215d838 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 12:20:23 veth2707a84 0.30 0.34 0.03 0.13 0.00 0.00 0.00 0.00 12:20:23 vethf30032a 9.50 9.70 4.93 1.72 0.00 0.00 0.00 0.00 12:20:23 vethd86c119 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:20:23 veth042a395 4.43 4.10 0.72 1.47 0.00 0.00 0.00 0.00 12:20:23 veth83e981a 0.13 0.20 0.25 0.04 0.00 0.00 0.00 0.00 12:20:23 veth386aaf0 0.97 0.85 0.13 0.94 0.00 0.00 0.00 0.00 12:30:01 lo 6.30 6.30 30.73 30.73 0.00 0.00 0.00 0.00 12:30:01 ens3 17.21 9.75 5.61 4.98 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 br-b7d3c7b19148 3.58 3.35 30.01 0.80 0.00 0.00 0.00 0.00 12:30:01 veth59df71e 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 veth215d838 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 veth2707a84 0.40 0.20 0.07 0.34 0.00 0.00 0.00 0.00 12:30:01 vethf30032a 279.41 299.87 208.11 141.53 0.00 0.00 0.00 0.02 12:30:01 vethd86c119 0.24 0.21 0.03 0.09 0.00 0.00 0.00 0.00 12:30:01 veth042a395 137.05 127.60 109.53 72.74 0.00 0.00 0.00 0.01 12:30:01 veth386aaf0 170.65 158.90 78.32 139.27 0.00 0.00 0.00 0.01 Average: lo 3.41 3.41 14.81 14.81 0.00 0.00 0.00 0.00 Average: ens3 169.56 107.49 1239.56 36.73 0.00 0.00 0.00 0.00 Average: docker0 11.57 19.74 0.70 357.97 0.00 0.00 0.00 0.00 Average: br-b7d3c7b19148 1.87 1.74 14.43 0.39 0.00 0.00 0.00 0.00 Average: veth59df71e 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth215d838 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth2707a84 0.35 0.27 0.05 0.23 0.00 0.00 0.00 0.00 Average: vethf30032a 139.27 149.21 102.62 68.94 0.00 0.00 0.00 0.01 Average: vethd86c119 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth042a395 68.19 63.48 53.04 35.74 0.00 0.00 0.00 0.00 Average: veth386aaf0 82.55 76.84 37.73 67.45 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-9295) 07/12/26 _x86_64_ (8 CPU) 12:04:04 LINUX RESTART (8 CPU) 12:10:00 CPU %user %nice %system %iowait %steal %idle 12:20:23 all 24.21 0.02 3.55 0.88 0.08 71.26 12:20:23 0 22.94 0.02 3.48 0.74 0.08 72.75 12:20:23 1 27.09 0.03 3.55 0.62 0.09 68.63 12:20:23 2 22.42 0.01 3.50 0.73 0.08 73.25 12:20:23 3 25.37 0.01 3.53 1.31 0.08 69.68 12:20:23 4 25.31 0.02 3.66 0.85 0.09 70.07 12:20:23 5 25.38 0.02 3.62 0.77 0.09 70.12 12:20:23 6 22.68 0.02 3.31 0.96 0.08 72.94 12:20:23 7 22.47 0.03 3.71 1.04 0.08 72.67 12:30:01 all 7.72 0.00 1.19 0.02 0.07 91.00 12:30:01 0 7.80 0.00 1.23 0.02 0.06 90.88 12:30:01 1 7.86 0.00 1.28 0.02 0.07 90.76 12:30:01 2 7.94 0.00 1.19 0.01 0.08 90.78 12:30:01 3 8.52 0.00 1.26 0.02 0.07 90.13 12:30:01 4 7.23 0.00 1.20 0.02 0.07 91.48 12:30:01 5 8.36 0.00 1.19 0.05 0.07 90.34 12:30:01 6 6.55 0.00 1.04 0.04 0.06 92.30 12:30:01 7 7.47 0.00 1.13 0.01 0.07 91.32 Average: all 16.29 0.01 2.42 0.47 0.08 80.73 Average: 0 15.67 0.01 2.40 0.40 0.07 81.45 Average: 1 17.87 0.02 2.46 0.33 0.08 79.24 Average: 2 15.47 0.01 2.39 0.39 0.08 81.66 Average: 3 17.28 0.01 2.44 0.69 0.08 79.50 Average: 4 16.63 0.01 2.48 0.45 0.08 80.34 Average: 5 17.22 0.01 2.45 0.42 0.08 79.82 Average: 6 14.95 0.01 2.23 0.52 0.07 82.22 Average: 7 15.26 0.02 2.47 0.55 0.07 81.62