---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-37388 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 872 25100 4 6119 30751 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:63:5a:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.20/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83311sec preferred_lft 83311sec inet6 fe80::f816:3eff:fe63:5a4b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:f8:f7:e2:af:23 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-37388) 03/05/26 _x86_64_ (8 CPU) 02:31:42 LINUX RESTART (8 CPU) 02:40:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:11 20.82 2.48 16.48 1.86 139.16 3056.69 7325.80 03:00:11 26.25 0.16 22.90 3.19 5.97 2488.99 6704.44 03:10:11 39.07 0.01 34.08 4.99 0.07 3291.45 10511.52 03:20:10 28.52 0.24 24.58 3.70 10.66 6625.80 18769.45 Average: 28.67 0.72 24.51 3.44 38.98 3863.77 10822.14 02:40:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:11 26473812 29503868 2809720 8.55 144360 3151984 3288556 9.70 613028 5378420 52200 03:00:11 25922692 29504452 2804080 8.53 174484 3626696 2982792 8.80 736884 5759108 98088 03:10:11 24815988 29083488 3220316 9.80 214736 4212288 3295836 9.72 912192 6613784 190708 03:20:10 25906312 31677844 619132 1.88 235788 5637336 1218804 3.59 1480508 4867116 4 Average: 25779701 29942413 2363312 7.19 192342 4157076 2696497 7.95 935653 5654607 85250 02:40:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:11 lo 733.49 733.49 698.88 698.88 0.00 0.00 0.00 0.00 02:50:11 ens3 95.82 76.62 807.18 16.20 0.00 0.00 0.00 0.00 02:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:11 lo 1253.29 1253.29 1192.81 1192.81 0.00 0.00 0.00 0.00 03:00:11 ens3 47.43 35.16 20.66 13.39 0.00 0.00 0.00 0.00 03:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:11 lo 1949.28 1949.28 1856.71 1856.71 0.00 0.00 0.00 0.00 03:10:11 ens3 57.98 41.68 19.39 16.48 0.00 0.00 0.00 0.00 03:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:10 lo 823.27 823.27 773.24 773.24 0.00 0.00 0.00 0.00 03:20:10 ens3 97.33 89.81 193.47 257.41 0.00 0.00 0.00 0.00 03:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1190.09 1190.09 1130.66 1130.66 0.00 0.00 0.00 0.00 Average: ens3 74.62 60.79 260.22 75.74 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-37388) 03/05/26 _x86_64_ (8 CPU) 02:31:42 LINUX RESTART (8 CPU) 02:40:11 CPU %user %nice %system %iowait %steal %idle 02:50:11 all 20.14 0.00 0.93 0.04 0.04 78.84 02:50:11 0 19.49 0.00 0.90 0.04 0.05 79.51 02:50:11 1 19.68 0.00 1.01 0.09 0.05 79.17 02:50:11 2 24.29 0.00 1.07 0.01 0.05 74.58 02:50:11 3 20.00 0.00 0.86 0.03 0.04 79.07 02:50:11 4 22.83 0.00 1.05 0.07 0.04 76.02 02:50:11 5 17.58 0.00 0.79 0.02 0.04 81.57 02:50:11 6 19.43 0.00 0.78 0.03 0.04 79.71 02:50:11 7 17.83 0.00 0.97 0.07 0.04 81.09 03:00:11 all 34.08 0.00 1.49 0.07 0.07 64.28 03:00:11 0 28.66 0.00 1.34 0.21 0.08 69.71 03:00:11 1 34.56 0.00 1.65 0.08 0.07 63.65 03:00:11 2 40.27 0.00 1.57 0.03 0.08 58.06 03:00:11 3 34.36 0.00 1.42 0.03 0.07 64.13 03:00:11 4 32.57 0.00 1.60 0.05 0.06 65.71 03:00:11 5 37.31 0.00 1.54 0.09 0.07 60.99 03:00:11 6 29.24 0.00 1.30 0.04 0.07 69.35 03:00:11 7 35.71 0.00 1.54 0.04 0.07 62.64 03:10:11 all 39.53 0.00 1.92 0.07 0.08 58.40 03:10:11 0 36.61 0.00 1.78 0.12 0.09 61.40 03:10:11 1 38.83 0.00 2.12 0.11 0.08 58.85 03:10:11 2 43.04 0.00 2.07 0.04 0.09 54.77 03:10:11 3 41.09 0.00 1.82 0.03 0.08 56.98 03:10:11 4 39.21 0.00 2.03 0.05 0.08 58.63 03:10:11 5 37.68 0.00 1.74 0.11 0.08 60.39 03:10:11 6 40.02 0.00 1.87 0.04 0.08 57.99 03:10:11 7 39.72 0.00 1.91 0.07 0.08 58.22 03:20:10 all 26.45 0.00 1.26 0.09 0.07 72.13 03:20:10 0 25.86 0.00 1.33 0.18 0.07 72.56 03:20:10 1 29.42 0.00 1.34 0.20 0.07 68.97 03:20:10 2 29.56 0.00 1.62 0.07 0.07 68.68 03:20:10 3 27.16 0.00 1.27 0.09 0.07 71.40 03:20:10 4 23.55 0.00 0.96 0.15 0.07 75.27 03:20:10 5 28.58 0.00 1.33 0.00 0.06 70.02 03:20:10 6 24.65 0.00 1.06 0.03 0.06 74.20 03:20:10 7 22.81 0.00 1.16 0.03 0.07 75.94 Average: all 30.05 0.00 1.40 0.07 0.07 68.42 Average: 0 27.65 0.00 1.34 0.14 0.07 70.80 Average: 1 30.62 0.00 1.53 0.12 0.07 67.66 Average: 2 34.29 0.00 1.58 0.04 0.07 64.02 Average: 3 30.65 0.00 1.34 0.05 0.06 67.89 Average: 4 29.54 0.00 1.41 0.08 0.06 68.91 Average: 5 30.28 0.00 1.35 0.05 0.06 68.25 Average: 6 28.33 0.00 1.26 0.03 0.06 70.32 Average: 7 29.01 0.00 1.39 0.05 0.07 69.48