---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-23690 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: 5600.00 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 899 24619 4 6573 30725 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:32:19:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.254/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83961sec preferred_lft 83961sec inet6 fe80::f816:3eff:fe32:19e2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:00:8b:36:0f:96 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-23690) 06/04/26 _x86_64_ (8 CPU) 12:59:32 LINUX RESTART (8 CPU) 13:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 64.35 10.93 50.54 2.89 1808.65 6859.16 12313.64 13:20:17 27.54 0.16 23.72 3.66 5.76 2348.33 4735.83 13:30:21 33.32 0.01 29.18 4.13 0.09 3384.50 14034.97 13:40:01 26.87 0.34 22.97 3.57 14.93 6494.56 8270.56 Average: 38.04 2.85 31.62 3.56 457.31 4737.59 9825.14 13:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26309632 29806032 2505048 7.62 149876 3593280 2754040 8.12 770520 5362760 37588 13:20:17 25435924 29382160 2924004 8.90 179572 3970740 3561640 10.50 887488 6063404 29488 13:30:21 24142312 28851104 3449816 10.50 220008 4632236 3539992 10.44 1057884 7130720 122284 13:40:01 25214748 31458524 836364 2.55 237060 6095512 1430404 4.22 1662748 5360872 13304 Average: 25275654 29874455 2428808 7.39 196629 4572942 2821519 8.32 1094660 5979439 50666 13:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 856.99 856.99 816.34 816.34 0.00 0.00 0.00 0.00 13:10:01 ens3 159.07 119.70 1318.67 26.33 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:17 lo 1463.68 1463.68 1393.35 1393.35 0.00 0.00 0.00 0.00 13:20:17 ens3 42.39 33.39 20.74 14.53 0.00 0.00 0.00 0.00 13:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:21 lo 1710.43 1710.43 1628.73 1628.73 0.00 0.00 0.00 0.00 13:30:21 ens3 52.29 37.49 19.52 15.39 0.00 0.00 0.00 0.00 13:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 600.82 600.82 553.15 553.15 0.00 0.00 0.00 0.00 13:40:01 ens3 140.67 142.07 231.84 1012.32 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1165.92 1165.92 1105.61 1105.61 0.00 0.00 0.00 0.00 Average: ens3 97.77 82.23 395.89 258.47 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-23690) 06/04/26 _x86_64_ (8 CPU) 12:59:32 LINUX RESTART (8 CPU) 13:00:01 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 24.34 0.00 1.24 0.20 0.05 74.18 13:10:01 0 23.75 0.00 0.98 0.05 0.05 75.16 13:10:01 1 28.13 0.00 1.46 0.13 0.06 70.23 13:10:01 2 24.43 0.00 0.96 0.26 0.05 74.30 13:10:01 3 23.70 0.00 1.26 0.17 0.06 74.81 13:10:01 4 24.73 0.00 1.26 0.12 0.05 73.84 13:10:01 5 24.71 0.00 1.55 0.56 0.06 73.12 13:10:01 6 22.82 0.00 1.01 0.13 0.05 76.00 13:10:01 7 22.44 0.00 1.40 0.15 0.05 75.96 13:20:17 all 34.43 0.00 1.48 0.05 0.07 63.98 13:20:17 0 36.67 0.00 1.69 0.05 0.07 61.51 13:20:17 1 32.74 0.00 1.67 0.04 0.07 65.48 13:20:17 2 35.25 0.00 1.61 0.13 0.07 62.94 13:20:17 3 34.19 0.00 1.37 0.02 0.07 64.35 13:20:17 4 36.26 0.00 1.29 0.03 0.07 62.35 13:20:17 5 34.61 0.00 1.32 0.04 0.07 63.97 13:20:17 6 34.51 0.00 1.33 0.05 0.06 64.05 13:20:17 7 31.18 0.00 1.53 0.05 0.06 67.17 13:30:21 all 37.98 0.00 1.75 0.12 0.08 60.06 13:30:21 0 38.38 0.00 1.55 0.04 0.08 59.94 13:30:21 1 40.32 0.00 1.70 0.10 0.08 57.80 13:30:21 2 38.65 0.00 1.89 0.15 0.08 59.23 13:30:21 3 39.86 0.00 1.78 0.20 0.08 58.08 13:30:21 4 38.49 0.00 1.82 0.27 0.08 59.34 13:30:21 5 37.24 0.00 1.79 0.12 0.08 60.77 13:30:21 6 35.45 0.00 1.76 0.05 0.08 62.66 13:30:21 7 35.47 0.00 1.72 0.04 0.07 62.70 13:40:01 all 19.63 0.00 1.01 0.09 0.05 79.22 13:40:01 0 13.10 0.00 0.81 0.02 0.04 86.02 13:40:01 1 20.10 0.00 0.91 0.13 0.06 78.80 13:40:01 2 25.59 0.00 1.48 0.04 0.06 72.82 13:40:01 3 16.81 0.00 1.16 0.09 0.05 81.89 13:40:01 4 22.02 0.00 0.88 0.03 0.05 77.02 13:40:01 5 19.89 0.00 1.09 0.28 0.06 78.67 13:40:01 6 22.39 0.00 0.96 0.08 0.06 76.51 13:40:01 7 17.10 0.00 0.82 0.01 0.05 82.03 Average: all 29.22 0.00 1.37 0.11 0.06 69.23 Average: 0 28.17 0.00 1.27 0.04 0.06 70.45 Average: 1 30.43 0.00 1.44 0.10 0.07 67.96 Average: 2 31.07 0.00 1.49 0.15 0.07 67.23 Average: 3 28.79 0.00 1.40 0.12 0.06 69.63 Average: 4 30.50 0.00 1.32 0.11 0.06 68.01 Average: 5 29.25 0.00 1.44 0.25 0.07 69.00 Average: 6 28.89 0.00 1.27 0.08 0.06 69.70 Average: 7 26.68 0.00 1.37 0.06 0.06 71.83