---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-30571 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: 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 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 741 18829 4 12520 30882 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:71:c9:22 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.147/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84438sec preferred_lft 84438sec inet6 fe80::f816:3eff:fe71:c922/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:7e:3e:ce:6a:10 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::ac7e:3eff:fece:6a10/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-30571) 06/26/26 _x86_64_ (8 CPU) 00:36:19 LINUX RESTART (8 CPU) 00:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 30.84 0.63 14.59 15.62 412.18 5666.00 509870.14 01:00:04 32.88 0.52 31.53 0.84 22.84 22786.84 1338.00 Average: 31.87 0.57 23.10 8.19 216.59 14266.80 254404.78 00:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 23973484 28574028 3732736 11.36 148696 4660564 3508736 10.35 970872 7449132 584 01:00:04 20135976 31685404 594176 1.81 219452 11275864 1191940 3.51 3107420 8848692 39504 Average: 22054730 30129716 2163456 6.58 184074 7968214 2350338 6.93 2039146 8148912 20044 00:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 5.77 5.77 0.55 0.55 0.00 0.00 0.00 0.00 00:50:01 ens3 73.10 52.44 417.01 12.83 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:04 lo 237.15 237.15 232.62 232.62 0.00 0.00 0.00 0.00 01:00:04 ens3 64.60 55.66 360.10 13.41 0.00 0.00 0.00 0.00 01:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 122.01 122.01 117.13 117.13 0.00 0.00 0.00 0.00 Average: ens3 68.83 54.06 388.42 13.12 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-30571) 06/26/26 _x86_64_ (8 CPU) 00:36:19 LINUX RESTART (8 CPU) 00:40:04 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 39.47 0.00 1.47 0.08 0.07 58.90 00:50:01 0 40.26 0.00 1.46 0.03 0.07 58.18 00:50:01 1 39.21 0.00 1.58 0.14 0.07 58.99 00:50:01 2 45.06 0.00 1.38 0.01 0.07 53.48 00:50:01 3 41.11 0.00 1.53 0.16 0.07 57.13 00:50:01 4 40.13 0.00 1.53 0.12 0.07 58.14 00:50:01 5 36.01 0.00 1.43 0.05 0.06 62.45 00:50:01 6 38.82 0.00 1.58 0.07 0.08 59.46 00:50:01 7 35.18 0.00 1.31 0.07 0.07 63.37 01:00:04 all 17.60 0.00 1.20 0.53 0.06 80.61 01:00:04 0 12.35 0.00 0.96 0.38 0.06 86.24 01:00:04 1 23.36 0.00 1.65 1.29 0.06 73.63 01:00:04 2 20.70 0.00 1.34 0.37 0.05 77.53 01:00:04 3 17.97 0.00 1.32 0.21 0.05 80.46 01:00:04 4 19.28 0.00 1.16 1.20 0.06 78.31 01:00:04 5 15.26 0.00 1.24 0.54 0.06 82.89 01:00:04 6 17.10 0.00 1.12 0.18 0.06 81.55 01:00:04 7 14.80 0.00 0.85 0.08 0.05 84.22 Average: all 28.48 0.00 1.34 0.31 0.06 69.81 Average: 0 26.22 0.00 1.21 0.21 0.07 72.29 Average: 1 31.25 0.00 1.62 0.72 0.07 66.35 Average: 2 32.83 0.00 1.36 0.19 0.06 65.56 Average: 3 29.46 0.00 1.42 0.18 0.06 68.87 Average: 4 29.66 0.00 1.34 0.66 0.07 68.27 Average: 5 25.59 0.00 1.33 0.30 0.06 72.72 Average: 6 27.90 0.00 1.35 0.13 0.07 70.56 Average: 7 24.94 0.00 1.08 0.08 0.06 73.84