---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-11174 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 17G 139G 11% / 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 723 19581 4 11787 30901 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:ba:83:e4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.223/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84503sec preferred_lft 84503sec inet6 fe80::f816:3eff:feba:83e4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:8c:4e:be:33:3d 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::788c:4eff:febe:333d/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-11174) 05/06/26 _x86_64_ (8 CPU) 00:23:19 LINUX RESTART (8 CPU) 00:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:11 11.92 0.06 11.47 0.40 2.15 4943.88 446.51 00:50:16 51.17 2.17 47.71 1.29 319.02 20046.68 4970.51 Average: 31.47 1.11 29.52 0.84 159.95 12465.15 2699.48 00:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:11 22206196 29103020 3195992 9.73 166272 6859416 3226320 9.51 1782992 8300800 1605744 00:50:16 20300468 31683584 591508 1.80 231556 11080192 1423600 4.20 3001860 8751164 48 Average: 21253332 30393302 1893750 5.76 198914 8969804 2324960 6.86 2392426 8525982 802896 00:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:11 lo 1.71 1.71 0.15 0.15 0.00 0.00 0.00 0.00 00:40:11 ens3 55.01 47.58 230.85 12.79 0.00 0.00 0.00 0.00 00:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:16 lo 187.04 187.04 183.69 183.69 0.00 0.00 0.00 0.00 00:50:16 ens3 118.45 104.55 431.57 1291.95 0.00 0.00 0.00 0.00 00:50:16 docker0 74.83 72.57 1282.75 158.21 0.00 0.00 0.00 0.00 00:50:16 veth97b698b 68.94 65.80 1283.34 8.37 0.00 0.00 0.00 0.11 Average: lo 94.01 94.01 91.56 91.56 0.00 0.00 0.00 0.00 Average: ens3 86.60 75.95 330.81 649.82 0.00 0.00 0.00 0.00 Average: docker0 37.26 36.14 638.82 78.79 0.00 0.00 0.00 0.00 Average: veth97b698b 34.33 32.77 639.11 4.17 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-11174) 05/06/26 _x86_64_ (8 CPU) 00:23:19 LINUX RESTART (8 CPU) 00:30:00 CPU %user %nice %system %iowait %steal %idle 00:40:11 all 33.36 0.00 1.29 0.04 0.07 65.24 00:40:11 0 33.79 0.00 1.34 0.00 0.07 64.79 00:40:11 1 39.22 0.00 1.60 0.02 0.08 59.08 00:40:11 2 32.34 0.00 1.21 0.00 0.08 66.37 00:40:11 3 34.71 0.00 1.19 0.01 0.07 64.02 00:40:11 4 26.77 0.00 1.00 0.01 0.07 72.15 00:40:11 5 39.01 0.00 1.32 0.05 0.08 59.54 00:40:11 6 29.15 0.00 1.28 0.07 0.07 69.43 00:40:11 7 31.86 0.00 1.41 0.12 0.08 66.53 00:50:16 all 14.18 0.00 1.27 0.21 0.05 84.29 00:50:16 0 13.63 0.00 1.19 0.45 0.04 84.69 00:50:16 1 13.85 0.00 1.19 0.14 0.04 84.78 00:50:16 2 14.75 0.00 1.24 0.05 0.04 83.91 00:50:16 3 14.10 0.00 0.93 0.21 0.04 84.71 00:50:16 4 14.10 0.00 1.40 0.16 0.05 84.29 00:50:16 5 14.84 0.00 1.71 0.20 0.05 83.21 00:50:16 6 14.22 0.00 1.33 0.30 0.05 84.10 00:50:16 7 13.96 0.00 1.16 0.18 0.05 84.65 Average: all 23.80 0.00 1.28 0.12 0.06 74.73 Average: 0 23.74 0.00 1.26 0.22 0.06 74.71 Average: 1 26.57 0.00 1.39 0.08 0.06 71.90 Average: 2 23.58 0.00 1.23 0.02 0.06 75.11 Average: 3 24.45 0.00 1.06 0.11 0.06 74.32 Average: 4 20.46 0.00 1.20 0.09 0.06 78.19 Average: 5 26.97 0.00 1.51 0.12 0.06 71.33 Average: 6 21.71 0.00 1.30 0.19 0.06 76.74 Average: 7 22.95 0.00 1.29 0.15 0.06 75.55