---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-30858 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 12G 144G 8% / 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 905 24517 4 6669 30719 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:dd:3d:10 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.121/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84429sec preferred_lft 84429sec inet6 fe80::f816:3eff:fedd:3d10/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:e3:69:75:e2:ee 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 ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-30858) 06/26/26 _x86_64_ (8 CPU) 14:12:58 LINUX RESTART (8 CPU) 14:20:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:30 27.14 0.15 23.49 3.49 5.79 2347.42 8824.05 14:40:01 47.99 0.01 28.41 19.57 0.20 3197.12 542237.23 Average: 37.24 0.08 25.88 11.28 3.08 2759.00 267202.70 14:20:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:30 25552596 29588032 2718304 8.27 176524 4066084 2732072 8.06 936348 5888136 18972 14:40:01 24166668 28842344 3459764 10.53 214312 4614232 3583396 10.57 1100388 7069596 43848 Average: 24859632 29215188 3089034 9.40 195418 4340158 3157734 9.31 1018368 6478866 31410 14:20:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:30 lo 1459.05 1459.05 1388.96 1388.96 0.00 0.00 0.00 0.00 14:30:30 ens3 27.11 21.19 11.57 6.51 0.00 0.00 0.00 0.00 14:30:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 1671.68 1671.68 1591.66 1591.66 0.00 0.00 0.00 0.00 14:40:01 ens3 26.57 21.54 9.68 7.31 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1562.05 1562.05 1487.15 1487.15 0.00 0.00 0.00 0.00 Average: ens3 26.85 21.36 10.65 6.90 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-30858) 06/26/26 _x86_64_ (8 CPU) 14:12:58 LINUX RESTART (8 CPU) 14:20:21 CPU %user %nice %system %iowait %steal %idle 14:30:30 all 34.12 0.00 1.49 0.04 0.07 64.27 14:30:30 0 34.18 0.00 1.42 0.06 0.07 64.26 14:30:30 1 31.43 0.00 1.47 0.03 0.07 67.01 14:30:30 2 34.34 0.00 1.59 0.03 0.08 63.96 14:30:30 3 33.69 0.00 1.73 0.05 0.07 64.47 14:30:30 4 35.52 0.00 1.46 0.03 0.08 62.91 14:30:30 5 35.90 0.00 1.47 0.06 0.08 62.50 14:30:30 6 34.60 0.00 1.43 0.04 0.07 63.86 14:30:30 7 33.33 0.00 1.38 0.04 0.07 65.18 14:40:01 all 38.71 0.00 1.72 0.14 0.09 59.33 14:40:01 0 39.72 0.00 1.64 0.06 0.08 58.49 14:40:01 1 40.35 0.00 2.08 0.11 0.08 57.38 14:40:01 2 37.92 0.00 1.76 0.03 0.08 60.21 14:40:01 3 35.53 0.00 1.74 0.19 0.09 62.46 14:40:01 4 41.57 0.00 1.70 0.03 0.08 56.61 14:40:01 5 38.69 0.00 1.46 0.27 0.08 59.50 14:40:01 6 41.01 0.00 1.78 0.39 0.08 56.74 14:40:01 7 34.93 0.00 1.62 0.02 0.15 63.27 Average: all 36.35 0.00 1.60 0.09 0.08 61.88 Average: 0 36.87 0.00 1.52 0.06 0.08 61.47 Average: 1 35.75 0.00 1.77 0.07 0.08 62.34 Average: 2 36.07 0.00 1.67 0.03 0.08 62.15 Average: 3 34.58 0.00 1.73 0.12 0.08 63.50 Average: 4 38.46 0.00 1.58 0.03 0.08 59.86 Average: 5 37.25 0.00 1.47 0.16 0.08 61.04 Average: 6 37.70 0.00 1.60 0.21 0.08 60.41 Average: 7 34.10 0.00 1.50 0.03 0.11 64.26