---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-33731 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 895 24825 4 6370 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:56:57:c8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.99/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83780sec preferred_lft 83780sec inet6 fe80::f816:3eff:fe56:57c8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:8d:c0:53:52:32 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-33731) 07/07/26 _x86_64_ (8 CPU) 15:35:01 LINUX RESTART (8 CPU) 15:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:50:00 25.93 2.58 20.94 2.41 142.56 4386.50 6731.03 16:00:02 37.04 0.11 32.09 4.84 5.12 2560.45 7978.72 16:10:02 47.31 0.01 27.84 19.46 0.25 2781.13 519140.48 Average: 36.77 0.90 26.96 8.91 49.20 3241.23 177948.24 15:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:50:00 25503960 29047252 3262976 9.93 159668 3608796 3670076 10.82 692968 6211748 14476 16:00:02 25350700 29300672 3004596 9.14 199072 3936660 3041096 8.97 810656 6192868 7504 16:10:02 24027960 28657388 3644068 11.09 220140 4549284 3602984 10.62 968812 7316148 189168 Average: 24960873 29001771 3303880 10.05 192960 4031580 3438052 10.14 824145 6573588 70383 15:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:50:00 lo 810.23 810.23 769.94 769.94 0.00 0.00 0.00 0.00 15:50:00 ens3 115.52 89.68 812.05 21.29 0.00 0.00 0.00 0.00 15:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:02 lo 2073.90 2073.90 1976.57 1976.57 0.00 0.00 0.00 0.00 16:00:02 ens3 49.73 34.01 18.01 13.30 0.00 0.00 0.00 0.00 16:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:02 lo 1542.22 1542.22 1468.43 1468.43 0.00 0.00 0.00 0.00 16:10:02 ens3 52.46 36.85 18.96 14.89 0.00 0.00 0.00 0.00 16:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1476.46 1476.46 1405.95 1405.95 0.00 0.00 0.00 0.00 Average: ens3 72.52 53.47 282.37 16.49 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-33731) 07/07/26 _x86_64_ (8 CPU) 15:35:01 LINUX RESTART (8 CPU) 15:40:02 CPU %user %nice %system %iowait %steal %idle 15:50:00 all 39.14 0.00 1.53 0.05 0.10 59.19 15:50:00 0 39.95 0.00 1.45 0.09 0.10 58.41 15:50:00 1 34.41 0.00 1.59 0.06 0.08 63.86 15:50:00 2 41.91 0.00 1.86 0.06 0.10 56.07 15:50:00 3 38.93 0.00 1.46 0.07 0.10 59.45 15:50:00 4 38.46 0.00 1.50 0.03 0.10 59.92 15:50:00 5 43.79 0.00 1.53 0.01 0.10 54.57 15:50:00 6 36.73 0.00 1.45 0.04 0.09 61.69 15:50:00 7 38.94 0.00 1.42 0.01 0.09 59.54 16:00:02 all 35.67 0.00 1.85 0.09 0.11 62.29 16:00:02 0 37.75 0.00 1.66 0.10 0.11 60.38 16:00:02 1 36.57 0.00 2.30 0.04 0.10 60.99 16:00:02 2 36.88 0.00 1.98 0.03 0.11 61.00 16:00:02 3 36.05 0.00 2.11 0.19 0.11 61.54 16:00:02 4 34.97 0.00 1.67 0.06 0.10 63.19 16:00:02 5 40.70 0.00 1.79 0.06 0.12 57.33 16:00:02 6 30.95 0.00 1.78 0.18 0.10 66.99 16:00:02 7 31.48 0.00 1.50 0.09 0.10 66.83 16:10:02 all 37.06 0.00 1.80 0.08 0.11 60.96 16:10:02 0 37.39 0.00 1.82 0.16 0.11 60.52 16:10:02 1 39.54 0.00 1.97 0.03 0.12 58.34 16:10:02 2 40.15 0.00 1.89 0.05 0.11 57.80 16:10:02 3 41.40 0.00 2.16 0.04 0.12 56.29 16:10:02 4 38.67 0.00 1.85 0.05 0.11 59.32 16:10:02 5 35.59 0.00 1.57 0.13 0.11 62.60 16:10:02 6 33.22 0.00 1.67 0.07 0.11 64.92 16:10:02 7 30.48 0.00 1.43 0.11 0.10 67.87 Average: all 37.28 0.00 1.73 0.07 0.10 60.81 Average: 0 38.36 0.00 1.64 0.11 0.11 59.77 Average: 1 36.84 0.00 1.95 0.04 0.10 61.07 Average: 2 39.64 0.00 1.91 0.05 0.11 58.29 Average: 3 38.79 0.00 1.91 0.10 0.11 59.09 Average: 4 37.36 0.00 1.67 0.05 0.10 60.81 Average: 5 40.03 0.00 1.63 0.07 0.11 58.17 Average: 6 33.63 0.00 1.63 0.10 0.10 64.54 Average: 7 33.63 0.00 1.45 0.07 0.10 64.75