---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19854 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 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 900 24959 4 6232 30724 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:c4:6a:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.129/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84234sec preferred_lft 84234sec inet6 fe80::f816:3eff:fec4:6ae2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:c0:50:7e:cc:a1 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-19854) 05/25/26 _x86_64_ (8 CPU) 10:04:34 LINUX RESTART (8 CPU) 10:10:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:20 24.77 0.16 21.59 3.01 5.85 2670.83 8376.12 10:30:00 36.13 0.01 31.50 4.62 0.07 2960.63 11463.35 10:40:10 34.97 0.08 30.98 3.91 8.12 6943.56 21036.14 Average: 31.88 0.08 27.97 3.83 4.76 4210.18 13655.60 10:10:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:20 25594800 29205176 3104012 9.45 163752 3668144 3113920 9.18 708128 6100972 16 10:30:00 25235424 29365884 2938992 8.94 202444 4101984 2848628 8.40 840880 6264728 34764 10:40:10 25650032 31538044 761044 2.32 232460 5752860 1341012 3.95 1468404 5118552 28348 Average: 25493419 30036368 2268016 6.90 199552 4507663 2434520 7.18 1005804 5828084 21043 10:10:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:20 lo 1137.13 1137.13 1082.07 1082.07 0.00 0.00 0.00 0.00 10:20:20 ens3 24.30 20.43 12.41 6.84 0.00 0.00 0.00 0.00 10:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:00 lo 2117.77 2117.77 2017.73 2017.73 0.00 0.00 0.00 0.00 10:30:00 ens3 21.68 19.08 7.32 6.72 0.00 0.00 0.00 0.00 10:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:10 lo 1182.04 1182.04 1125.16 1125.16 0.00 0.00 0.00 0.00 10:40:10 ens3 51.23 40.50 170.02 39.17 0.00 0.00 0.00 0.00 10:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1468.45 1468.45 1398.28 1398.28 0.00 0.00 0.00 0.00 Average: ens3 32.57 26.79 64.10 17.74 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-19854) 05/25/26 _x86_64_ (8 CPU) 10:04:34 LINUX RESTART (8 CPU) 10:10:09 CPU %user %nice %system %iowait %steal %idle 10:20:20 all 37.55 0.00 1.47 0.04 0.09 60.85 10:20:20 0 34.63 0.00 1.41 0.03 0.08 63.85 10:20:20 1 41.07 0.00 1.55 0.06 0.09 57.24 10:20:20 2 38.23 0.00 1.22 0.03 0.09 60.43 10:20:20 3 33.52 0.00 1.40 0.04 0.08 64.96 10:20:20 4 37.90 0.00 1.65 0.09 0.08 60.27 10:20:20 5 41.62 0.00 1.42 0.02 0.09 56.86 10:20:20 6 36.80 0.00 1.46 0.02 0.08 61.64 10:20:20 7 36.63 0.00 1.66 0.04 0.08 61.58 10:30:00 all 41.34 0.00 1.86 0.05 0.09 56.65 10:30:00 0 38.45 0.00 1.76 0.04 0.09 59.66 10:30:00 1 42.51 0.00 2.10 0.03 0.09 55.27 10:30:00 2 43.63 0.00 1.94 0.11 0.09 54.24 10:30:00 3 43.35 0.00 1.71 0.03 0.09 54.82 10:30:00 4 38.41 0.00 1.89 0.04 0.09 59.56 10:30:00 5 42.28 0.00 1.94 0.04 0.09 55.65 10:30:00 6 40.46 0.00 2.06 0.05 0.09 57.35 10:30:00 7 41.67 0.00 1.49 0.05 0.09 56.70 10:40:10 all 31.89 0.00 1.59 0.11 0.08 66.33 10:40:10 0 33.64 0.00 1.72 0.06 0.09 64.49 10:40:10 1 29.16 0.00 1.39 0.17 0.08 69.20 10:40:10 2 33.09 0.00 1.61 0.23 0.08 64.99 10:40:10 3 32.14 0.00 1.70 0.03 0.08 66.05 10:40:10 4 30.94 0.00 1.51 0.08 0.08 67.39 10:40:10 5 31.17 0.00 1.43 0.15 0.08 67.16 10:40:10 6 28.14 0.00 1.54 0.04 0.08 70.21 10:40:10 7 36.87 0.00 1.80 0.09 0.09 61.15 Average: all 36.86 0.00 1.64 0.07 0.09 61.35 Average: 0 35.52 0.00 1.63 0.04 0.09 62.72 Average: 1 37.50 0.00 1.67 0.09 0.09 60.65 Average: 2 38.23 0.00 1.58 0.12 0.09 59.98 Average: 3 36.22 0.00 1.60 0.03 0.09 62.06 Average: 4 35.71 0.00 1.68 0.07 0.08 62.45 Average: 5 38.29 0.00 1.59 0.07 0.09 59.96 Average: 6 35.05 0.00 1.68 0.04 0.08 63.16 Average: 7 38.34 0.00 1.66 0.06 0.09 59.86