---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25751 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 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 916 24978 4 6197 30708 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:b3:9e:86 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.12/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84315sec preferred_lft 84315sec inet6 fe80::f816:3eff:feb3:9e86/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:46:88:81:b0:f5 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-25751) 03/02/26 _x86_64_ (8 CPU) 20:24:39 LINUX RESTART (8 CPU) 20:30:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:15 38.57 0.15 21.01 17.41 5.87 2629.59 525136.31 20:50:00 38.30 0.00 33.35 4.95 0.05 3120.24 31588.55 Average: 38.43 0.08 27.10 11.25 3.00 2871.95 281347.04 20:30:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:15 25928492 29458388 2849916 8.67 164484 3593276 2913044 8.59 728520 5768136 1044 20:50:00 25510056 29593524 2710716 8.25 204736 4057056 2706540 7.98 867896 5987644 31752 Average: 25719274 29525956 2780316 8.46 184610 3825166 2809792 8.29 798208 5877890 16398 20:30:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:15 lo 1001.96 1001.96 952.64 952.64 0.00 0.00 0.00 0.00 20:40:15 ens3 26.14 20.93 12.75 6.94 0.00 0.00 0.00 0.00 20:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:00 lo 2174.30 2174.30 2070.20 2070.20 0.00 0.00 0.00 0.00 20:50:00 ens3 26.36 21.48 8.39 7.52 0.00 0.00 0.00 0.00 20:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1581.04 1581.04 1504.66 1504.66 0.00 0.00 0.00 0.00 Average: ens3 26.25 21.20 10.60 7.23 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-25751) 03/02/26 _x86_64_ (8 CPU) 20:24:39 LINUX RESTART (8 CPU) 20:30:15 CPU %user %nice %system %iowait %steal %idle 20:40:15 all 35.28 0.00 1.39 0.09 0.07 63.18 20:40:15 0 32.12 0.00 1.26 0.05 0.07 66.50 20:40:15 1 34.93 0.00 1.33 0.06 0.07 63.62 20:40:15 2 31.31 0.00 1.54 0.38 0.06 66.70 20:40:15 3 41.33 0.00 1.27 0.02 0.07 57.31 20:40:15 4 37.21 0.00 1.37 0.06 0.08 61.29 20:40:15 5 37.35 0.00 1.43 0.06 0.07 61.09 20:40:15 6 31.98 0.00 1.59 0.04 0.06 66.32 20:40:15 7 36.01 0.00 1.29 0.05 0.07 62.59 20:50:00 all 39.44 0.00 1.91 0.26 0.09 58.31 20:50:00 0 40.59 0.00 1.86 0.40 0.09 57.06 20:50:00 1 36.74 0.00 2.00 0.45 0.08 60.72 20:50:00 2 43.04 0.00 2.28 0.22 0.09 54.37 20:50:00 3 43.25 0.00 1.93 0.24 0.09 54.48 20:50:00 4 39.73 0.00 1.81 0.17 0.09 58.20 20:50:00 5 37.89 0.00 1.93 0.28 0.09 59.82 20:50:00 6 37.43 0.00 1.64 0.05 0.09 60.79 20:50:00 7 36.88 0.00 1.80 0.25 0.08 60.99 Average: all 37.33 0.00 1.64 0.17 0.08 60.77 Average: 0 36.30 0.00 1.55 0.23 0.08 61.84 Average: 1 35.82 0.00 1.66 0.25 0.08 62.19 Average: 2 37.10 0.00 1.91 0.30 0.08 60.62 Average: 3 42.28 0.00 1.60 0.13 0.08 55.91 Average: 4 38.45 0.00 1.59 0.11 0.08 59.76 Average: 5 37.62 0.00 1.68 0.17 0.08 60.46 Average: 6 34.67 0.00 1.62 0.05 0.07 63.60 Average: 7 36.44 0.00 1.54 0.14 0.08 61.80