---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-36358 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 889 24834 4 6368 30735 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:e1:d8:5c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.85/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83788sec preferred_lft 83788sec inet6 fe80::f816:3eff:fee1:d85c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:a0:b1:33:03:d3 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-36358) 07/16/26 _x86_64_ (8 CPU) 08:19:40 LINUX RESTART (8 CPU) 08:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:11 64.75 10.50 51.90 2.36 1388.71 9453.93 7964.74 08:40:11 24.03 0.15 21.05 2.83 5.81 2513.24 8537.28 08:50:11 39.11 0.01 34.18 4.92 0.09 3239.88 12731.91 09:00:11 26.44 0.15 23.04 3.25 9.86 6600.02 11722.04 Average: 38.70 2.74 32.63 3.33 355.85 5470.19 10228.69 08:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:11 26214792 29536140 2776536 8.45 143412 3429448 2953464 8.71 620136 5606124 194048 08:40:11 25344400 29141512 3166180 9.63 171896 3831892 3167736 9.34 741964 6307168 121544 08:50:11 24787872 29078188 3225088 9.81 212956 4234448 3260936 9.62 884884 6666128 18860 09:00:11 25624292 31652464 643748 1.96 231816 5887996 1224216 3.61 1506712 5099492 12 Average: 25492839 29852076 2452888 7.46 190020 4345946 2651588 7.82 938424 5919728 83616 08:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:11 lo 731.00 731.00 696.41 696.41 0.00 0.00 0.00 0.00 08:30:11 ens3 149.53 113.93 1162.97 24.48 0.00 0.00 0.00 0.00 08:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:11 lo 1052.31 1052.31 1001.06 1001.06 0.00 0.00 0.00 0.00 08:40:11 ens3 52.54 36.76 20.14 13.56 0.00 0.00 0.00 0.00 08:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:11 lo 2010.42 2010.42 1915.22 1915.22 0.00 0.00 0.00 0.00 08:50:11 ens3 57.29 40.91 17.93 15.41 0.00 0.00 0.00 0.00 08:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:11 lo 787.94 787.94 738.04 738.04 0.00 0.00 0.00 0.00 09:00:11 ens3 93.04 84.27 215.16 252.72 0.00 0.00 0.00 0.00 09:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1143.50 1143.50 1085.87 1085.87 0.00 0.00 0.00 0.00 Average: ens3 88.38 69.17 357.75 76.32 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-36358) 07/16/26 _x86_64_ (8 CPU) 08:19:40 LINUX RESTART (8 CPU) 08:20:00 CPU %user %nice %system %iowait %steal %idle 08:30:11 all 22.31 0.00 1.20 0.25 0.05 76.19 08:30:11 0 20.06 0.00 1.27 0.51 0.05 78.11 08:30:11 1 25.32 0.00 1.44 0.12 0.06 73.06 08:30:11 2 23.31 0.00 1.40 0.13 0.05 75.11 08:30:11 3 20.46 0.00 1.32 0.35 0.05 77.81 08:30:11 4 21.96 0.00 1.15 0.57 0.05 76.28 08:30:11 5 20.95 0.00 0.79 0.07 0.05 78.14 08:30:11 6 23.85 0.00 1.24 0.11 0.06 74.73 08:30:11 7 22.54 0.00 0.99 0.17 0.05 76.24 08:40:11 all 34.08 0.00 1.42 0.55 0.08 63.87 08:40:11 0 33.62 0.00 1.55 0.15 0.08 64.59 08:40:11 1 35.56 0.00 1.62 0.02 0.08 62.73 08:40:11 2 35.55 0.00 1.36 0.02 0.08 62.99 08:40:11 3 34.67 0.00 1.53 1.54 0.08 62.19 08:40:11 4 35.87 0.00 1.51 1.42 0.08 61.12 08:40:11 5 32.87 0.00 1.20 0.07 0.08 65.79 08:40:11 6 29.99 0.00 1.05 0.20 0.07 68.69 08:40:11 7 34.50 0.00 1.59 0.99 0.08 62.85 08:50:11 all 39.61 0.00 1.95 0.14 0.09 58.21 08:50:11 0 33.90 0.00 2.01 0.07 0.08 63.94 08:50:11 1 42.92 0.00 1.80 0.04 0.10 55.15 08:50:11 2 42.94 0.00 2.13 0.03 0.09 54.81 08:50:11 3 37.25 0.00 1.89 0.23 0.08 60.55 08:50:11 4 42.23 0.00 2.16 0.21 0.10 55.30 08:50:11 5 39.51 0.00 1.96 0.45 0.10 57.99 08:50:11 6 36.36 0.00 1.82 0.06 0.08 61.68 08:50:11 7 41.77 0.00 1.81 0.07 0.09 56.26 09:00:11 all 24.77 0.00 1.23 0.42 0.08 73.50 09:00:11 0 23.41 0.00 1.32 0.25 0.08 74.95 09:00:11 1 26.21 0.00 1.10 0.21 0.08 72.41 09:00:11 2 32.44 0.00 1.61 0.12 0.10 65.74 09:00:11 3 24.03 0.00 1.61 0.72 0.08 73.57 09:00:11 4 22.47 0.00 0.95 0.10 0.07 76.40 09:00:11 5 21.96 0.00 1.13 1.39 0.07 75.46 09:00:11 6 23.72 0.00 1.05 0.33 0.08 74.82 09:00:11 7 23.93 0.00 1.06 0.26 0.08 74.68 Average: all 30.15 0.00 1.45 0.34 0.07 67.99 Average: 0 27.70 0.00 1.54 0.24 0.07 70.44 Average: 1 32.47 0.00 1.49 0.10 0.08 65.87 Average: 2 33.51 0.00 1.62 0.08 0.08 64.71 Average: 3 29.05 0.00 1.58 0.71 0.07 68.58 Average: 4 30.58 0.00 1.44 0.57 0.07 67.33 Average: 5 28.77 0.00 1.26 0.49 0.07 69.40 Average: 6 28.45 0.00 1.29 0.18 0.07 70.01 Average: 7 30.64 0.00 1.36 0.37 0.08 67.56