---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-45283 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 17G 139G 11% / 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 756 19523 4 11812 30866 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:f5:7d:d8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.52/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84432sec preferred_lft 84432sec inet6 fe80::f816:3eff:fef5:7dd8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:bb:ce:b6:68:57 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 inet6 fe80::1cbb:ceff:feb6:6857/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-45283) 08/30/26 _x86_64_ (8 CPU) 00:02:18 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:24 13.12 0.31 12.36 0.45 13.08 8900.08 189.48 00:30:24 33.54 1.96 30.53 1.05 312.19 15283.86 3017.06 Average: 23.14 1.12 21.28 0.74 159.92 12034.18 1577.68 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:24 21981344 28889164 3408568 10.37 168764 6862576 3726300 10.99 1680256 8633192 109808 00:30:24 20197796 31649044 625848 1.90 226084 11154908 1462640 4.31 2905584 8956716 412 Average: 21089570 30269104 2017208 6.14 197424 9008742 2594470 7.65 2292920 8794954 55110 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:24 lo 1.58 1.58 0.16 0.16 0.00 0.00 0.00 0.00 00:20:24 ens3 42.47 38.82 125.02 12.18 0.00 0.00 0.00 0.00 00:20:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:24 lo 223.31 223.31 218.99 218.99 0.00 0.00 0.00 0.00 00:30:24 ens3 102.93 103.37 337.03 1212.59 0.00 0.00 0.00 0.00 00:30:24 docker0 76.00 63.42 1203.02 8.98 0.00 0.00 0.00 0.00 00:30:24 veth1445aa6 76.00 63.43 1204.06 8.98 0.00 0.00 0.00 0.10 Average: lo 110.44 110.44 107.59 107.59 0.00 0.00 0.00 0.00 Average: ens3 72.15 70.51 229.10 601.52 0.00 0.00 0.00 0.00 Average: docker0 37.31 31.14 590.62 4.41 0.00 0.00 0.00 0.00 Average: veth1445aa6 37.31 31.14 591.13 4.41 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-45283) 08/30/26 _x86_64_ (8 CPU) 00:02:18 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:24 all 33.65 0.00 1.65 0.07 0.02 64.61 00:20:24 0 31.30 0.00 2.06 0.04 0.02 66.58 00:20:24 1 37.21 0.00 1.57 0.01 0.01 61.20 00:20:24 2 32.96 0.00 1.58 0.09 0.01 65.35 00:20:24 3 35.52 0.00 1.65 0.02 0.01 62.80 00:20:24 4 26.96 0.00 1.44 0.14 0.02 71.44 00:20:24 5 34.85 0.00 1.92 0.04 0.02 63.18 00:20:24 6 35.85 0.00 1.60 0.16 0.02 62.36 00:20:24 7 34.53 0.00 1.41 0.06 0.02 63.98 00:30:24 all 11.09 0.00 1.32 0.16 0.01 87.42 00:30:24 0 15.12 0.00 2.00 0.21 0.01 82.67 00:30:24 1 10.07 0.00 0.99 0.05 0.01 88.88 00:30:24 2 13.49 0.00 1.56 0.40 0.01 84.54 00:30:24 3 10.01 0.00 1.01 0.21 0.01 88.76 00:30:24 4 7.55 0.00 0.85 0.07 0.01 91.53 00:30:24 5 7.59 0.00 0.75 0.10 0.01 91.56 00:30:24 6 9.89 0.00 1.18 0.15 0.01 88.77 00:30:24 7 14.95 0.00 2.25 0.10 0.01 82.69 Average: all 22.56 0.00 1.49 0.12 0.01 75.82 Average: 0 23.35 0.00 2.03 0.12 0.01 74.49 Average: 1 23.89 0.00 1.29 0.03 0.01 74.79 Average: 2 23.40 0.00 1.57 0.25 0.01 74.78 Average: 3 22.99 0.00 1.33 0.11 0.01 75.56 Average: 4 17.43 0.00 1.15 0.11 0.01 81.31 Average: 5 21.46 0.00 1.34 0.07 0.01 77.12 Average: 6 23.10 0.00 1.39 0.16 0.02 75.34 Average: 7 24.91 0.00 1.82 0.08 0.01 73.18