---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-21562 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: 5599.94 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 143G 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 908 24481 4 6702 30716 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:8a:55:9b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.152/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83957sec preferred_lft 83957sec inet6 fe80::f816:3eff:fe8a:559b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:3f:26:3d:dd:15 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-21562) 05/30/26 _x86_64_ (8 CPU) 12:59:30 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 77.17 5.04 54.71 17.41 653.04 7125.73 531555.42 13:20:04 28.14 0.15 24.35 3.65 5.80 2343.00 16149.03 13:30:02 34.06 0.01 29.89 4.16 0.09 3325.57 15106.12 13:40:01 26.17 0.32 22.36 3.49 14.41 6315.92 5409.22 Average: 41.40 1.38 32.83 7.18 168.57 4775.71 142246.84 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26185240 29829816 2479156 7.54 151488 3738784 2609960 7.70 809528 5440312 47164 13:20:04 25458904 29525536 2779052 8.46 180764 4091044 2760564 8.14 919716 5999120 19528 13:30:02 24669944 29397436 2901796 8.83 220320 4655644 2855612 8.42 1082904 6553456 19180 13:40:01 25105324 31479652 813228 2.47 237756 6224672 1451092 4.28 1698140 5441392 12288 Average: 25354853 30058110 2243308 6.83 197582 4677536 2419307 7.13 1127572 5858570 24540 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 824.29 824.29 785.22 785.22 0.00 0.00 0.00 0.00 13:10:01 ens3 160.61 119.01 1366.28 25.06 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 13:20:04 lo 1507.53 1507.53 1435.04 1435.04 0.00 0.00 0.00 0.00 13:20:04 ens3 48.11 36.46 21.04 14.58 0.00 0.00 0.00 0.00 13:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:02 lo 1681.54 1681.54 1601.04 1601.04 0.00 0.00 0.00 0.00 13:30:02 ens3 61.47 40.24 19.82 15.17 0.00 0.00 0.00 0.00 13:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 666.39 666.39 616.53 616.53 0.00 0.00 0.00 0.00 13:40:01 ens3 132.59 133.33 223.78 978.81 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 1170.14 1170.14 1109.66 1109.66 0.00 0.00 0.00 0.00 Average: ens3 100.66 82.22 408.07 257.74 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-21562) 05/30/26 _x86_64_ (8 CPU) 12:59:30 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 24.99 0.00 1.35 0.20 0.05 73.41 13:10:01 0 23.66 0.00 1.36 0.14 0.05 74.79 13:10:01 1 27.22 0.00 1.44 0.14 0.05 71.15 13:10:01 2 23.48 0.00 1.40 0.06 0.06 75.00 13:10:01 3 24.69 0.00 1.44 0.38 0.06 73.43 13:10:01 4 24.24 0.00 1.13 0.09 0.06 74.49 13:10:01 5 26.14 0.00 1.39 0.10 0.06 72.32 13:10:01 6 25.34 0.00 1.11 0.53 0.05 72.98 13:10:01 7 25.16 0.00 1.51 0.16 0.06 73.12 13:20:04 all 34.34 0.00 1.49 0.04 0.06 64.06 13:20:04 0 28.63 0.00 1.60 0.02 0.06 69.69 13:20:04 1 34.38 0.00 1.56 0.03 0.06 63.96 13:20:04 2 35.38 0.00 1.49 0.04 0.07 63.02 13:20:04 3 36.90 0.00 1.66 0.08 0.06 61.31 13:20:04 4 37.09 0.00 1.35 0.03 0.06 61.46 13:20:04 5 37.34 0.00 1.41 0.03 0.07 61.15 13:20:04 6 34.59 0.00 1.52 0.08 0.06 63.75 13:20:04 7 30.40 0.00 1.32 0.04 0.06 68.18 13:30:02 all 38.76 0.00 1.73 0.05 0.07 59.39 13:30:02 0 39.97 0.00 1.67 0.04 0.07 58.25 13:30:02 1 36.70 0.00 1.76 0.04 0.07 61.43 13:30:02 2 37.95 0.00 1.76 0.05 0.07 60.17 13:30:02 3 42.72 0.00 1.90 0.05 0.08 55.26 13:30:02 4 41.13 0.00 1.70 0.08 0.07 57.02 13:30:02 5 37.80 0.00 1.64 0.04 0.07 60.45 13:30:02 6 34.04 0.00 1.52 0.05 0.06 64.32 13:30:02 7 39.74 0.00 1.93 0.04 0.07 58.22 13:40:01 all 20.44 0.00 1.03 0.09 0.05 78.40 13:40:01 0 17.98 0.00 0.93 0.04 0.05 81.00 13:40:01 1 26.63 0.00 1.26 0.01 0.06 72.04 13:40:01 2 20.24 0.00 1.16 0.03 0.05 78.52 13:40:01 3 18.42 0.00 1.13 0.27 0.05 80.13 13:40:01 4 18.43 0.00 0.85 0.25 0.04 80.43 13:40:01 5 21.26 0.00 0.98 0.05 0.06 77.66 13:40:01 6 24.37 0.00 1.03 0.02 0.05 74.52 13:40:01 7 16.16 0.00 0.87 0.02 0.05 82.90 Average: all 29.63 0.00 1.40 0.09 0.06 68.82 Average: 0 27.55 0.00 1.39 0.06 0.06 70.94 Average: 1 31.23 0.00 1.51 0.06 0.06 67.15 Average: 2 29.26 0.00 1.45 0.05 0.06 69.18 Average: 3 30.69 0.00 1.53 0.19 0.06 67.53 Average: 4 30.23 0.00 1.26 0.11 0.06 68.35 Average: 5 30.64 0.00 1.36 0.05 0.06 67.89 Average: 6 29.59 0.00 1.30 0.17 0.06 68.89 Average: 7 27.86 0.00 1.41 0.06 0.06 70.61