---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-36568 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 887 24910 4 6294 30737 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:cc:64:8b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.113/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83380sec preferred_lft 83380sec inet6 fe80::f816:3eff:fecc:648b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:d6:cc:64:c8:f3 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-36568) 07/17/26 _x86_64_ (8 CPU) 02:31:25 LINUX RESTART (8 CPU) 02:40:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:10 25.10 2.49 20.23 2.38 139.31 4369.41 3633.97 03:00:01 37.87 0.11 32.85 4.90 5.24 2620.90 15806.35 03:10:10 31.68 0.01 27.80 3.86 0.12 2818.58 14989.70 03:20:01 19.81 0.15 17.08 2.58 9.99 5623.25 6439.68 Average: 28.62 0.69 24.50 3.43 38.76 3851.69 10229.47 02:40:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:10 25652496 29195400 3115140 9.48 159128 3609848 3659816 10.79 687036 6085128 14424 03:00:01 24705204 28818636 3486680 10.61 197280 4095780 3507112 10.34 827008 6832660 164788 03:10:10 24772984 29226036 3075324 9.36 220924 4378636 3078060 9.08 925348 6606864 12916 03:20:01 25700060 31651604 644944 1.96 236380 5807048 1221704 3.60 1471796 5057672 48 Average: 25207686 29722919 2580522 7.85 203428 4472828 2866673 8.45 977797 6145581 48044 02:40:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:10 lo 884.41 884.41 840.98 840.98 0.00 0.00 0.00 0.00 02:50:10 ens3 129.29 92.55 810.87 21.94 0.00 0.00 0.00 0.00 02:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:01 lo 2108.88 2108.88 2010.06 2010.06 0.00 0.00 0.00 0.00 03:00:01 ens3 47.23 33.96 17.59 13.03 0.00 0.00 0.00 0.00 03:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:10 lo 1483.12 1483.12 1411.95 1411.95 0.00 0.00 0.00 0.00 03:10:10 ens3 51.62 34.49 17.93 13.74 0.00 0.00 0.00 0.00 03:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:01 lo 509.01 509.01 466.89 466.89 0.00 0.00 0.00 0.00 03:20:01 ens3 133.46 129.31 203.54 898.02 0.00 0.00 0.00 0.00 03:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1246.85 1246.85 1182.99 1182.99 0.00 0.00 0.00 0.00 Average: ens3 90.24 72.35 262.72 234.02 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-36568) 07/17/26 _x86_64_ (8 CPU) 02:31:25 LINUX RESTART (8 CPU) 02:40:10 CPU %user %nice %system %iowait %steal %idle 02:50:10 all 39.65 0.00 1.68 0.04 0.09 58.53 02:50:10 0 37.12 0.00 1.71 0.06 0.08 61.04 02:50:10 1 40.61 0.00 1.82 0.02 0.09 57.47 02:50:10 2 39.34 0.00 1.78 0.03 0.09 58.76 02:50:10 3 41.90 0.00 1.91 0.07 0.09 56.03 02:50:10 4 38.00 0.00 1.42 0.05 0.08 60.44 02:50:10 5 37.04 0.00 1.33 0.05 0.08 61.50 02:50:10 6 45.60 0.00 1.71 0.03 0.10 52.57 02:50:10 7 37.62 0.00 1.78 0.04 0.09 60.48 03:00:01 all 35.91 0.00 1.94 0.05 0.08 62.01 03:00:01 0 32.90 0.00 1.82 0.03 0.08 65.16 03:00:01 1 34.59 0.00 1.98 0.06 0.09 63.28 03:00:01 2 41.43 0.00 2.70 0.05 0.09 55.73 03:00:01 3 39.35 0.00 1.88 0.04 0.09 58.64 03:00:01 4 32.76 0.00 1.99 0.11 0.08 65.06 03:00:01 5 36.00 0.00 1.73 0.03 0.09 62.16 03:00:01 6 32.97 0.00 1.88 0.09 0.08 64.99 03:00:01 7 37.23 0.00 1.58 0.04 0.08 61.07 03:10:10 all 36.46 0.00 1.85 0.06 0.09 61.54 03:10:10 0 38.46 0.00 2.19 0.03 0.10 59.22 03:10:10 1 33.67 0.00 1.94 0.18 0.09 64.12 03:10:10 2 39.40 0.00 1.87 0.04 0.10 58.59 03:10:10 3 33.71 0.00 1.79 0.05 0.09 64.36 03:10:10 4 39.56 0.00 2.28 0.06 0.10 58.00 03:10:10 5 35.11 0.00 1.54 0.02 0.09 63.24 03:10:10 6 39.21 0.00 1.61 0.04 0.09 59.05 03:10:10 7 32.53 0.00 1.61 0.04 0.09 65.73 03:20:01 all 16.98 0.00 0.85 0.06 0.06 82.05 03:20:01 0 15.68 0.00 0.85 0.13 0.06 83.29 03:20:01 1 17.89 0.00 0.78 0.17 0.06 81.10 03:20:01 2 14.39 0.00 0.95 0.05 0.05 84.55 03:20:01 3 15.23 0.00 0.82 0.06 0.06 83.83 03:20:01 4 22.11 0.00 0.94 0.01 0.07 76.87 03:20:01 5 18.92 0.00 0.70 0.01 0.06 80.31 03:20:01 6 17.83 0.00 0.96 0.05 0.06 81.09 03:20:01 7 13.76 0.00 0.78 0.03 0.05 85.38 Average: all 32.30 0.00 1.58 0.06 0.08 65.97 Average: 0 31.12 0.00 1.65 0.06 0.08 67.09 Average: 1 31.74 0.00 1.63 0.11 0.08 66.44 Average: 2 33.70 0.00 1.82 0.04 0.08 64.36 Average: 3 32.59 0.00 1.60 0.06 0.08 65.67 Average: 4 33.17 0.00 1.66 0.06 0.08 65.03 Average: 5 31.81 0.00 1.33 0.03 0.08 66.76 Average: 6 33.99 0.00 1.54 0.05 0.08 64.33 Average: 7 30.33 0.00 1.44 0.04 0.08 68.11