---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-26341 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 897 24828 4 6366 30726 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:85:f7:35 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.123/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83700sec preferred_lft 83700sec inet6 fe80::f816:3eff:fe85:f735/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:d7:e2:38:19:fa 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-26341) 06/10/26 _x86_64_ (8 CPU) 02:28:10 LINUX RESTART (8 CPU) 02:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:40:00 23.23 2.74 18.72 1.77 148.77 3680.64 5485.13 02:50:00 25.31 0.15 22.33 2.83 5.82 2658.41 4392.16 03:00:00 38.05 0.00 33.13 4.92 0.05 3248.48 13138.44 03:10:00 25.96 0.30 22.45 3.21 11.72 6628.06 10562.64 Average: 28.14 0.80 24.16 3.18 41.58 4053.77 8394.32 02:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:40:00 26631320 29742316 2571316 7.82 139672 3236896 3244912 9.57 586124 5241908 36324 02:50:00 25391696 29059244 3249296 9.89 171612 3709856 3412520 10.06 729268 6276888 216 03:00:00 24988108 29270776 3032164 9.23 212972 4227348 3142460 9.27 883560 6477624 13556 03:10:00 25608320 31633720 662408 2.02 232340 5884948 1242172 3.66 1507048 5121296 8 Average: 25654861 29926514 2378796 7.24 189149 4264762 2760516 8.14 926500 5779429 12526 02:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:40:00 lo 687.38 687.38 654.82 654.82 0.00 0.00 0.00 0.00 02:40:00 ens3 96.95 76.19 848.99 15.84 0.00 0.00 0.00 0.00 02:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:50:00 lo 999.14 999.14 950.24 950.24 0.00 0.00 0.00 0.00 02:50:00 ens3 47.36 34.73 20.96 14.01 0.00 0.00 0.00 0.00 02:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:00 lo 2155.35 2155.35 2053.42 2053.42 0.00 0.00 0.00 0.00 03:00:00 ens3 57.09 39.32 19.27 16.38 0.00 0.00 0.00 0.00 03:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:00 lo 794.20 794.20 744.17 744.17 0.00 0.00 0.00 0.00 03:10:00 ens3 99.62 88.84 210.36 252.86 0.00 0.00 0.00 0.00 03:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1159.03 1159.03 1100.67 1100.67 0.00 0.00 0.00 0.00 Average: ens3 75.25 59.77 274.83 74.77 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-26341) 06/10/26 _x86_64_ (8 CPU) 02:28:10 LINUX RESTART (8 CPU) 02:30:00 CPU %user %nice %system %iowait %steal %idle 02:40:00 all 18.16 0.00 0.91 0.23 0.05 80.66 02:40:00 0 18.40 0.00 0.83 0.37 0.07 80.34 02:40:00 1 18.33 0.00 0.88 0.10 0.05 80.65 02:40:00 2 19.15 0.00 1.06 0.32 0.06 79.41 02:40:00 3 18.24 0.00 0.79 0.26 0.04 80.67 02:40:00 4 18.83 0.00 0.87 0.07 0.04 80.20 02:40:00 5 17.12 0.00 1.04 0.34 0.05 81.46 02:40:00 6 17.10 0.00 0.89 0.23 0.05 81.72 02:40:00 7 18.08 0.00 0.94 0.12 0.05 80.81 02:50:00 all 34.90 0.00 1.41 0.07 0.07 63.55 02:50:00 0 31.40 0.00 1.31 0.04 0.07 67.18 02:50:00 1 37.83 0.00 1.46 0.04 0.08 60.59 02:50:00 2 36.98 0.00 1.43 0.09 0.08 61.43 02:50:00 3 37.17 0.00 1.53 0.06 0.08 61.16 02:50:00 4 33.38 0.00 1.52 0.17 0.07 64.86 02:50:00 5 32.59 0.00 1.50 0.12 0.07 65.72 02:50:00 6 36.06 0.00 1.34 0.05 0.07 62.48 02:50:00 7 33.77 0.00 1.21 0.03 0.07 64.93 03:00:00 all 39.51 0.00 1.92 0.32 0.09 58.16 03:00:00 0 39.74 0.00 1.79 0.92 0.09 57.46 03:00:00 1 41.98 0.00 2.11 0.06 0.09 55.75 03:00:00 2 45.30 0.00 2.22 0.32 0.09 52.07 03:00:00 3 42.11 0.00 2.07 0.44 0.09 55.29 03:00:00 4 34.98 0.00 1.70 0.38 0.08 62.86 03:00:00 5 38.81 0.00 1.96 0.11 0.09 59.03 03:00:00 6 39.16 0.00 1.78 0.16 0.08 58.82 03:00:00 7 34.01 0.00 1.76 0.15 0.08 64.00 03:10:00 all 23.78 0.00 1.14 0.15 0.07 74.85 03:10:00 0 19.62 0.00 1.06 0.28 0.07 78.97 03:10:00 1 25.31 0.00 1.20 0.02 0.07 73.40 03:10:00 2 22.38 0.00 1.28 0.43 0.06 75.85 03:10:00 3 25.23 0.00 1.17 0.33 0.07 73.20 03:10:00 4 26.13 0.00 1.13 0.03 0.07 72.64 03:10:00 5 25.30 0.00 1.22 0.08 0.07 73.33 03:10:00 6 24.86 0.00 1.06 0.03 0.07 73.99 03:10:00 7 21.45 0.00 1.01 0.01 0.06 77.46 Average: all 29.08 0.00 1.35 0.19 0.07 69.31 Average: 0 27.29 0.00 1.25 0.40 0.07 70.99 Average: 1 30.86 0.00 1.41 0.06 0.07 67.61 Average: 2 30.95 0.00 1.49 0.29 0.07 67.20 Average: 3 30.68 0.00 1.39 0.27 0.07 67.59 Average: 4 28.33 0.00 1.31 0.16 0.06 70.14 Average: 5 28.45 0.00 1.43 0.16 0.07 69.89 Average: 6 29.30 0.00 1.27 0.12 0.07 69.25 Average: 7 26.82 0.00 1.23 0.08 0.06 71.80