---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-21201 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 883 24862 4 6346 30741 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:9d:09:95 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.169/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83885sec preferred_lft 83885sec inet6 fe80::f816:3eff:fe9d:995/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:fb:c3:ee:53:d6 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-21201) 05/29/26 _x86_64_ (8 CPU) 09:35:50 LINUX RESTART (8 CPU) 09:40:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:50:14 26.21 2.56 21.27 2.38 141.51 4368.61 8570.84 10:00:14 36.30 0.11 31.53 4.66 5.17 2483.76 14064.17 10:10:14 33.08 0.01 28.95 4.12 0.23 2905.81 17923.75 Average: 31.86 0.89 27.25 3.72 48.97 3252.73 13519.59 09:40:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:14 25580396 29091076 3219892 9.80 158528 3580000 3316320 9.78 688500 6151512 1236 10:00:14 25440156 29462256 2843704 8.65 197692 4007972 2927384 8.63 812180 6121904 97888 10:10:14 25023356 29455596 2846716 8.66 218960 4362392 2813908 8.30 928820 6359636 18680 Average: 25347969 29336309 2970104 9.04 191727 3983455 3019204 8.90 809833 6211017 39268 09:40:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:14 lo 840.43 840.43 799.46 799.46 0.00 0.00 0.00 0.00 09:50:14 ens3 118.42 90.18 828.73 22.31 0.00 0.00 0.00 0.00 09:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:14 lo 2053.46 2053.46 1956.74 1956.74 0.00 0.00 0.00 0.00 10:00:14 ens3 49.39 34.15 18.13 13.65 0.00 0.00 0.00 0.00 10:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:14 lo 1599.60 1599.60 1522.98 1522.98 0.00 0.00 0.00 0.00 10:10:14 ens3 54.16 37.10 18.92 14.69 0.00 0.00 0.00 0.00 10:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1497.83 1497.83 1426.39 1426.39 0.00 0.00 0.00 0.00 Average: ens3 73.99 53.81 288.60 16.88 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-21201) 05/29/26 _x86_64_ (8 CPU) 09:35:50 LINUX RESTART (8 CPU) 09:40:14 CPU %user %nice %system %iowait %steal %idle 09:50:14 all 37.16 0.00 1.44 0.06 0.07 61.27 09:50:14 0 34.56 0.00 1.56 0.05 0.07 63.76 09:50:14 1 38.57 0.00 1.27 0.13 0.08 59.95 09:50:14 2 34.36 0.00 1.42 0.04 0.08 64.10 09:50:14 3 40.44 0.00 1.48 0.09 0.08 57.92 09:50:14 4 39.67 0.00 1.59 0.03 0.08 58.62 09:50:14 5 38.65 0.00 1.46 0.03 0.08 59.79 09:50:14 6 38.93 0.00 1.48 0.02 0.07 59.50 09:50:14 7 32.09 0.00 1.22 0.07 0.07 66.55 10:00:14 all 38.34 0.00 1.75 0.13 0.08 59.70 10:00:14 0 38.32 0.00 1.70 0.04 0.08 59.86 10:00:14 1 38.77 0.00 1.91 0.11 0.09 59.12 10:00:14 2 38.96 0.00 1.70 0.04 0.08 59.22 10:00:14 3 38.61 0.00 1.56 0.30 0.09 59.44 10:00:14 4 39.10 0.00 1.86 0.07 0.08 58.89 10:00:14 5 40.36 0.00 1.74 0.07 0.09 57.74 10:00:14 6 34.59 0.00 1.89 0.26 0.08 63.18 10:00:14 7 38.04 0.00 1.63 0.11 0.08 60.13 10:10:14 all 37.86 0.00 1.75 0.09 0.08 60.22 10:10:14 0 35.09 0.00 1.65 0.04 0.08 63.14 10:10:14 1 38.06 0.00 1.92 0.12 0.08 59.82 10:10:14 2 38.89 0.00 2.02 0.14 0.08 58.87 10:10:14 3 40.07 0.00 1.53 0.05 0.08 58.26 10:10:14 4 39.41 0.00 2.03 0.11 0.09 58.36 10:10:14 5 38.26 0.00 1.70 0.07 0.08 59.90 10:10:14 6 35.81 0.00 1.49 0.06 0.08 62.56 10:10:14 7 37.32 0.00 1.65 0.15 0.08 60.80 Average: all 37.79 0.00 1.64 0.09 0.08 60.40 Average: 0 35.99 0.00 1.64 0.04 0.08 62.25 Average: 1 38.47 0.00 1.70 0.12 0.08 59.63 Average: 2 37.40 0.00 1.71 0.07 0.08 60.73 Average: 3 39.71 0.00 1.52 0.15 0.08 58.54 Average: 4 39.40 0.00 1.83 0.07 0.08 58.63 Average: 5 39.09 0.00 1.63 0.05 0.08 59.15 Average: 6 36.45 0.00 1.62 0.11 0.08 61.75 Average: 7 35.81 0.00 1.50 0.11 0.08 62.50