---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2068 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 895 24808 4 6388 30729 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:88:8e:75 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.185/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83995sec preferred_lft 83995sec inet6 fe80::f816:3eff:fe88:8e75/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:a6:3f:7e:d4:2d 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-2068) 08/04/26 _x86_64_ (8 CPU) 12:59:47 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:14 65.90 11.65 51.50 2.74 1565.67 15958.69 7421.05 13:20:13 29.09 0.13 25.12 3.84 5.85 2296.40 10902.06 13:30:05 36.37 0.01 32.07 4.30 0.59 3392.96 13738.81 Average: 44.01 4.01 36.38 3.62 535.37 7309.00 10646.59 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:14 26607016 29965820 2346792 7.14 146788 3458680 2481524 7.32 638888 5195836 16008 13:20:13 25416900 29237584 3070012 9.34 179516 3843360 3072268 9.06 762612 6216404 64140 13:30:05 24711944 29142392 3160304 9.62 217752 4361580 3721552 10.97 914404 6706632 14180 Average: 25578620 29448599 2859036 8.70 181352 3887873 3091781 9.12 771968 6039624 31443 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:14 lo 879.75 879.75 837.95 837.95 0.00 0.00 0.00 0.00 13:10:14 ens3 149.44 116.83 1150.96 26.75 0.00 0.00 0.00 0.00 13:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:13 lo 1676.20 1676.20 1596.35 1596.35 0.00 0.00 0.00 0.00 13:20:13 ens3 51.27 36.28 19.06 13.90 0.00 0.00 0.00 0.00 13:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:05 lo 1812.73 1812.73 1726.53 1726.53 0.00 0.00 0.00 0.00 13:30:05 ens3 56.33 39.49 20.57 16.04 0.00 0.00 0.00 0.00 13:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1449.71 1449.71 1380.74 1380.74 0.00 0.00 0.00 0.00 Average: ens3 86.36 64.77 405.06 18.98 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-2068) 08/04/26 _x86_64_ (8 CPU) 12:59:47 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:14 all 29.20 0.00 1.53 0.22 0.06 68.98 13:10:14 0 26.04 0.00 1.51 0.34 0.06 72.04 13:10:14 1 32.08 0.00 1.50 0.23 0.07 66.12 13:10:14 2 30.62 0.00 1.59 0.17 0.06 67.56 13:10:14 3 29.56 0.00 1.33 0.56 0.06 68.50 13:10:14 4 30.42 0.00 1.79 0.10 0.06 67.63 13:10:14 5 29.69 0.00 1.41 0.14 0.06 68.70 13:10:14 6 25.28 0.00 1.45 0.12 0.06 73.10 13:10:14 7 29.93 0.00 1.65 0.13 0.06 68.23 13:20:13 all 34.64 0.00 1.66 0.05 0.07 63.57 13:20:13 0 33.68 0.00 1.49 0.03 0.08 64.72 13:20:13 1 31.08 0.00 1.75 0.02 0.08 67.08 13:20:13 2 34.47 0.00 1.78 0.04 0.07 63.64 13:20:13 3 34.27 0.00 1.33 0.02 0.07 64.32 13:20:13 4 37.17 0.00 1.68 0.08 0.08 60.99 13:20:13 5 38.87 0.00 1.74 0.06 0.08 59.25 13:20:13 6 35.73 0.00 1.79 0.05 0.07 62.35 13:20:13 7 31.89 0.00 1.76 0.06 0.06 66.24 13:30:05 all 37.21 0.00 1.82 0.06 0.07 60.84 13:30:05 0 35.00 0.00 1.93 0.04 0.08 62.95 13:30:05 1 34.53 0.00 1.80 0.09 0.08 63.51 13:30:05 2 36.93 0.00 1.74 0.04 0.08 61.21 13:30:05 3 38.50 0.00 1.90 0.05 0.07 59.47 13:30:05 4 41.53 0.00 2.00 0.04 0.07 56.36 13:30:05 5 36.41 0.00 1.62 0.04 0.07 61.86 13:30:05 6 36.47 0.00 1.78 0.14 0.07 61.54 13:30:05 7 38.32 0.00 1.79 0.03 0.07 59.79 Average: all 33.63 0.00 1.67 0.11 0.07 64.52 Average: 0 31.52 0.00 1.64 0.14 0.07 66.63 Average: 1 32.55 0.00 1.68 0.12 0.07 65.58 Average: 2 33.97 0.00 1.70 0.08 0.07 64.18 Average: 3 34.05 0.00 1.52 0.21 0.07 64.15 Average: 4 36.30 0.00 1.82 0.08 0.07 61.73 Average: 5 34.93 0.00 1.59 0.08 0.07 63.33 Average: 6 32.41 0.00 1.67 0.11 0.07 65.75 Average: 7 33.33 0.00 1.73 0.07 0.07 64.80