---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7976 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 888 24867 4 6336 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:84:32:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.129/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83948sec preferred_lft 83948sec inet6 fe80::f816:3eff:fe84:3230/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:f2:c0:2b:2e:ff 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-7976) 04/25/26 _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 53.17 5.40 45.09 2.68 427.42 6191.52 10716.23 13:20:18 39.95 11.68 24.61 3.65 133.37 2353.36 5859.71 13:30:20 51.47 0.01 32.13 19.33 0.27 3425.18 516850.77 Average: 48.12 5.75 33.86 8.51 186.45 3974.82 176380.26 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26211092 29424368 2888092 8.79 145940 3323456 3102332 9.15 634292 5608892 47336 13:20:18 25611508 29350440 2956108 9.00 180120 3756132 3058524 9.02 794304 5961892 56240 13:30:20 24847972 29220788 3081148 9.38 217720 4298708 3102052 9.15 958512 6503900 10100 Average: 25556857 29331865 2975116 9.05 181260 3792765 3087636 9.11 795703 6024895 37892 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 845.82 845.82 805.79 805.79 0.00 0.00 0.00 0.00 13:10:01 ens3 154.37 112.81 1146.54 26.37 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 13:20:18 lo 1529.52 1529.52 1456.20 1456.20 0.00 0.00 0.00 0.00 13:20:18 ens3 40.49 31.56 20.02 13.60 0.00 0.00 0.00 0.00 13:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:20 lo 1703.62 1703.62 1622.34 1622.34 0.00 0.00 0.00 0.00 13:30:20 ens3 61.09 40.36 20.30 15.73 0.00 0.00 0.00 0.00 13:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1361.35 1361.35 1296.39 1296.39 0.00 0.00 0.00 0.00 Average: ens3 84.90 61.29 392.03 18.52 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-7976) 04/25/26 _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 24.74 0.00 1.25 0.17 0.05 73.79 13:10:01 0 22.95 0.00 1.40 0.43 0.05 75.16 13:10:01 1 21.78 0.00 1.36 0.07 0.06 76.74 13:10:01 2 29.02 0.00 1.24 0.01 0.06 69.67 13:10:01 3 24.68 0.00 1.11 0.05 0.05 74.11 13:10:01 4 24.33 0.00 1.15 0.54 0.05 73.93 13:10:01 5 24.47 0.00 1.38 0.06 0.05 74.03 13:10:01 6 23.30 0.00 1.00 0.04 0.05 75.61 13:10:01 7 27.41 0.00 1.35 0.14 0.05 71.05 13:20:18 all 33.31 0.04 1.51 0.09 0.06 65.00 13:20:18 0 30.59 0.00 1.28 0.02 0.06 68.05 13:20:18 1 37.70 0.06 1.79 0.08 0.07 60.31 13:20:18 2 34.05 0.25 1.45 0.24 0.07 63.95 13:20:18 3 33.88 0.00 1.57 0.05 0.06 64.44 13:20:18 4 35.77 0.00 1.41 0.03 0.07 62.73 13:20:18 5 32.03 0.00 1.52 0.05 0.06 66.34 13:20:18 6 30.15 0.00 1.59 0.13 0.06 68.07 13:20:18 7 32.28 0.00 1.44 0.09 0.07 66.12 13:30:20 all 37.70 0.00 1.78 0.08 0.07 60.38 13:30:20 0 33.82 0.00 1.68 0.25 0.07 64.18 13:30:20 1 40.65 0.00 1.75 0.07 0.07 57.46 13:30:20 2 38.17 0.00 2.02 0.07 0.07 59.68 13:30:20 3 34.78 0.00 1.84 0.10 0.07 63.21 13:30:20 4 38.54 0.00 1.84 0.04 0.07 59.51 13:30:20 5 40.82 0.00 1.76 0.03 0.07 57.32 13:30:20 6 39.00 0.00 1.59 0.06 0.06 59.29 13:30:20 7 35.80 0.00 1.74 0.05 0.06 62.35 Average: all 31.93 0.01 1.51 0.11 0.06 66.37 Average: 0 29.14 0.00 1.45 0.23 0.06 69.12 Average: 1 33.41 0.02 1.63 0.07 0.07 64.79 Average: 2 33.75 0.08 1.57 0.11 0.06 64.43 Average: 3 31.14 0.00 1.51 0.07 0.06 67.23 Average: 4 32.91 0.00 1.46 0.20 0.06 65.36 Average: 5 32.43 0.00 1.56 0.05 0.06 65.90 Average: 6 30.81 0.00 1.39 0.08 0.06 67.66 Average: 7 31.84 0.00 1.51 0.09 0.06 66.50