---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-30698 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 11G 145G 7% / 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 696 26855 4 4540 30927 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:d3:6e:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.86/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84892sec preferred_lft 84892sec inet6 fe80::f816:3eff:fed3:6e7f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:8f:a4:be:e5:44 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-30698) 06/26/26 _x86_64_ (8 CPU) 05:27:31 LINUX RESTART (8 CPU) 05:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:03 31.89 1.80 26.86 3.23 84.33 4560.51 13662.39 05:50:01 35.46 0.01 30.75 4.70 0.08 2589.38 16336.57 Average: 33.67 0.90 28.80 3.97 42.26 3576.25 14997.71 05:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:03 25464720 29120148 3189252 9.70 163764 3712060 3438576 10.14 703912 6243200 115132 05:50:01 25273092 29249524 3056492 9.30 195952 3968256 2991508 8.82 809016 6286152 33560 Average: 25368906 29184836 3122872 9.50 179858 3840158 3215042 9.48 756464 6264676 74346 05:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:03 lo 1381.27 1381.27 1314.75 1314.75 0.00 0.00 0.00 0.00 05:40:03 ens3 54.10 41.89 340.07 10.40 0.00 0.00 0.00 0.00 05:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 lo 1978.01 1978.01 1884.68 1884.68 0.00 0.00 0.00 0.00 05:50:01 ens3 22.26 18.51 9.03 6.26 0.00 0.00 0.00 0.00 05:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1679.24 1679.24 1599.34 1599.34 0.00 0.00 0.00 0.00 Average: ens3 38.20 30.22 174.77 8.33 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-30698) 06/26/26 _x86_64_ (8 CPU) 05:27:31 LINUX RESTART (8 CPU) 05:30:03 CPU %user %nice %system %iowait %steal %idle 05:40:03 all 40.49 0.00 1.66 0.06 0.08 57.72 05:40:03 0 34.57 0.00 1.46 0.08 0.07 63.82 05:40:03 1 44.93 0.00 1.87 0.03 0.08 53.09 05:40:03 2 40.92 0.00 1.49 0.06 0.08 57.45 05:40:03 3 36.46 0.00 1.45 0.06 0.07 61.95 05:40:03 4 41.87 0.00 1.84 0.03 0.07 56.18 05:40:03 5 40.27 0.00 1.82 0.05 0.08 57.78 05:40:03 6 45.02 0.00 1.80 0.10 0.08 53.00 05:40:03 7 39.91 0.00 1.52 0.05 0.08 58.45 05:50:01 all 38.66 0.00 1.70 0.06 0.07 59.50 05:50:01 0 41.26 0.00 1.65 0.06 0.07 56.96 05:50:01 1 38.41 0.00 2.00 0.07 0.07 59.45 05:50:01 2 42.81 0.00 1.72 0.08 0.08 55.32 05:50:01 3 35.71 0.00 1.43 0.06 0.07 62.74 05:50:01 4 37.76 0.00 1.67 0.04 0.08 60.46 05:50:01 5 40.95 0.00 1.66 0.10 0.07 57.22 05:50:01 6 32.98 0.00 1.73 0.06 0.07 65.16 05:50:01 7 39.43 0.00 1.76 0.05 0.07 58.70 Average: all 39.58 0.00 1.68 0.06 0.07 58.61 Average: 0 37.91 0.00 1.56 0.07 0.07 60.40 Average: 1 41.67 0.00 1.94 0.05 0.07 56.27 Average: 2 41.86 0.00 1.60 0.07 0.08 56.39 Average: 3 36.09 0.00 1.44 0.06 0.07 62.34 Average: 4 39.82 0.00 1.76 0.04 0.07 58.31 Average: 5 40.61 0.00 1.74 0.07 0.07 57.50 Average: 6 39.01 0.00 1.77 0.08 0.07 59.07 Average: 7 39.67 0.00 1.64 0.05 0.07 58.57