---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-10004 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 18G 138G 12% / 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 763 18887 4 12441 30861 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:8a:e0:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.238/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84485sec preferred_lft 84485sec inet6 fe80::f816:3eff:fe8a:e04b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:6a:b6:60:61:3d 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::5c6a:b6ff:fe60:613d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-10004) 05/01/26 _x86_64_ (8 CPU) 00:00:35 LINUX RESTART (8 CPU) 00:10:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 24.24 0.51 23.17 0.56 18.09 15325.27 1360.07 00:30:10 56.19 2.04 52.91 1.24 313.82 10885.15 7116.29 Average: 40.57 1.29 38.37 0.91 169.28 13055.32 4302.86 00:10:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 18845432 27723880 4564868 13.89 190348 8746372 4748828 14.00 2224248 11145180 121712 00:30:10 19538264 31596696 674120 2.05 236036 11734212 1328876 3.92 3258600 9222404 128 Average: 19191848 29660288 2619494 7.97 213192 10240292 3038852 8.96 2741424 10183792 60920 00:10:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 248.60 248.60 243.56 243.56 0.00 0.00 0.00 0.00 00:20:01 ens3 55.75 49.73 329.72 13.39 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:10 lo 9.38 9.38 1.81 1.81 0.00 0.00 0.00 0.00 00:30:10 ens3 157.38 166.27 322.12 2612.86 0.00 0.00 0.00 0.00 00:30:10 docker0 87.92 88.53 1357.12 159.64 0.00 0.00 0.00 0.00 Average: lo 126.30 126.30 119.97 119.97 0.00 0.00 0.00 0.00 Average: ens3 107.71 109.31 325.83 1342.34 0.00 0.00 0.00 0.00 Average: docker0 44.95 45.26 693.81 81.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-10004) 05/01/26 _x86_64_ (8 CPU) 00:00:35 LINUX RESTART (8 CPU) 00:10:19 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 29.96 0.00 1.37 0.28 0.07 68.31 00:20:01 0 24.40 0.00 1.19 0.08 0.07 74.26 00:20:01 1 31.08 0.00 1.37 0.38 0.07 67.09 00:20:01 2 35.68 0.00 1.72 0.24 0.07 62.29 00:20:01 3 29.72 0.00 1.38 0.61 0.07 68.23 00:20:01 4 30.96 0.00 1.43 0.53 0.07 67.01 00:20:01 5 29.31 0.00 1.51 0.34 0.07 68.77 00:20:01 6 31.00 0.00 1.22 0.01 0.07 67.69 00:20:01 7 27.56 0.00 1.16 0.07 0.07 71.14 00:30:10 all 9.33 0.00 1.02 0.41 0.04 89.19 00:30:10 0 10.57 0.00 0.71 0.12 0.04 88.56 00:30:10 1 10.03 0.00 0.98 0.38 0.04 88.57 00:30:10 2 12.64 0.00 1.43 0.44 0.05 85.44 00:30:10 3 9.21 0.00 1.44 0.71 0.04 88.60 00:30:10 4 11.07 0.00 1.19 0.18 0.05 87.50 00:30:10 5 5.28 0.00 0.99 0.39 0.05 93.29 00:30:10 6 6.55 0.00 0.66 0.53 0.04 92.22 00:30:10 7 9.29 0.00 0.75 0.56 0.04 89.35 Average: all 19.41 0.00 1.19 0.35 0.06 79.00 Average: 0 17.32 0.00 0.94 0.10 0.05 81.58 Average: 1 20.30 0.00 1.17 0.38 0.06 78.09 Average: 2 23.88 0.00 1.57 0.34 0.06 74.14 Average: 3 19.22 0.00 1.41 0.66 0.06 78.66 Average: 4 20.79 0.00 1.31 0.35 0.06 77.49 Average: 5 17.02 0.00 1.24 0.37 0.06 81.31 Average: 6 18.49 0.00 0.94 0.28 0.05 80.24 Average: 7 18.22 0.00 0.95 0.32 0.06 80.46