---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8761 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 18G 138G 12% / 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 765 18838 4 12488 30858 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:cd:b0:98 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.24/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84510sec preferred_lft 84510sec inet6 fe80::f816:3eff:fecd:b098/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:14:df:c9:e6:cf 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::2814:dfff:fec9:e6cf/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-8761) 09/17/26 _x86_64_ (8 CPU) 00:36:51 LINUX RESTART (8 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:16 16.98 0.50 15.45 1.03 39.83 6927.33 19243.46 01:00:03 27.67 1.99 24.70 0.98 288.57 21896.51 1288.74 Average: 22.20 1.23 19.97 1.00 161.38 14242.11 10469.78 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:16 24201704 28874200 3430996 10.44 151680 4725608 3569340 10.53 846652 7347472 312 01:00:03 20092920 31696300 581352 1.77 222588 11324564 1423864 4.20 2979460 9006992 383204 Average: 22147312 30285250 2006174 6.10 187134 8025086 2496602 7.36 1913056 8177232 191758 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:16 lo 5.58 5.58 0.54 0.54 0.00 0.00 0.00 0.00 00:50:16 ens3 104.62 85.69 724.15 15.67 0.00 0.00 0.00 0.00 00:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:03 lo 272.00 272.00 265.35 265.35 0.00 0.00 0.00 0.00 01:00:03 ens3 77.99 65.24 336.70 15.21 0.00 0.00 0.00 0.00 01:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 135.77 135.77 129.94 129.94 0.00 0.00 0.00 0.00 Average: ens3 91.61 75.70 534.82 15.44 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 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-8761) 09/17/26 _x86_64_ (8 CPU) 00:36:51 LINUX RESTART (8 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:16 all 38.54 0.00 1.58 0.08 0.03 59.77 00:50:16 0 41.02 0.00 1.78 0.07 0.03 57.10 00:50:16 1 39.81 0.00 1.49 0.18 0.03 58.49 00:50:16 2 41.41 0.00 1.59 0.02 0.03 56.95 00:50:16 3 40.35 0.00 1.71 0.17 0.03 57.74 00:50:16 4 31.12 0.00 1.63 0.08 0.02 67.15 00:50:16 5 39.10 0.00 1.43 0.03 0.02 59.41 00:50:16 6 37.07 0.00 1.49 0.04 0.03 61.37 00:50:16 7 38.46 0.00 1.53 0.06 0.02 59.93 01:00:03 all 17.85 0.00 1.32 0.19 0.02 80.62 01:00:03 0 17.26 0.00 1.57 0.27 0.02 80.88 01:00:03 1 18.71 0.00 1.51 0.05 0.02 79.72 01:00:03 2 17.29 0.00 1.26 0.25 0.01 81.19 01:00:03 3 17.52 0.00 1.05 0.17 0.01 81.25 01:00:03 4 20.11 0.00 1.49 0.29 0.02 78.09 01:00:03 5 17.32 0.00 1.33 0.12 0.01 81.20 01:00:03 6 15.20 0.00 1.10 0.15 0.01 83.53 01:00:03 7 19.42 0.00 1.26 0.23 0.02 79.09 Average: all 28.44 0.00 1.45 0.14 0.02 69.95 Average: 0 29.42 0.00 1.68 0.17 0.02 68.71 Average: 1 29.50 0.00 1.50 0.12 0.02 68.86 Average: 2 29.63 0.00 1.43 0.13 0.02 68.79 Average: 3 29.19 0.00 1.39 0.17 0.02 69.23 Average: 4 25.75 0.00 1.56 0.19 0.02 72.49 Average: 5 28.47 0.00 1.38 0.08 0.02 70.05 Average: 6 26.40 0.00 1.30 0.10 0.02 72.18 Average: 7 29.15 0.00 1.40 0.14 0.02 69.29