---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8035 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 761 18845 4 12484 30862 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:91:10:37 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.238/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84490sec preferred_lft 84490sec inet6 fe80::f816:3eff:fe91:1037/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:43:3a:f3:91:83 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::1c43:3aff:fef3:9183/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-8035) 09/14/26 _x86_64_ (8 CPU) 00:36:49 LINUX RESTART (8 CPU) 00:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:09 15.28 0.45 13.84 0.98 36.20 6418.43 17725.01 01:00:09 39.58 2.25 36.20 1.13 320.84 24313.85 2136.65 Average: 27.43 1.35 25.02 1.05 178.52 15366.14 9930.83 00:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:09 24417672 29087868 3216772 9.79 151488 4723680 3476516 10.25 852632 7120876 516 01:00:09 19535080 31628744 643880 1.96 233120 11771696 1530128 4.51 3089544 9396400 1384 Average: 21976376 30358306 1930326 5.87 192304 8247688 2503322 7.38 1971088 8258638 950 00:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:09 lo 5.73 5.73 0.55 0.55 0.00 0.00 0.00 0.00 00:50:09 ens3 105.18 71.56 662.15 14.77 0.00 0.00 0.00 0.00 00:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:09 lo 228.89 228.89 223.26 223.26 0.00 0.00 0.00 0.00 01:00:09 ens3 85.43 67.56 508.94 97.83 0.00 0.00 0.00 0.00 01:00:09 docker0 6.10 5.07 83.77 0.63 0.00 0.00 0.00 0.00 01:00:09 vethd9a90b2 6.10 5.08 83.85 0.63 0.00 0.00 0.00 0.01 Average: lo 117.31 117.31 111.90 111.90 0.00 0.00 0.00 0.00 Average: ens3 95.30 69.56 585.54 56.30 0.00 0.00 0.00 0.00 Average: docker0 3.05 2.54 41.88 0.32 0.00 0.00 0.00 0.00 Average: vethd9a90b2 3.05 2.54 41.92 0.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-8035) 09/14/26 _x86_64_ (8 CPU) 00:36:49 LINUX RESTART (8 CPU) 00:40:09 CPU %user %nice %system %iowait %steal %idle 00:50:09 all 37.79 0.00 1.55 0.16 0.02 60.48 00:50:09 0 38.25 0.00 1.73 0.11 0.02 59.89 00:50:09 1 38.18 0.00 1.62 0.09 0.02 60.08 00:50:09 2 40.11 0.00 1.54 0.09 0.02 58.24 00:50:09 3 39.30 0.00 1.63 0.06 0.02 58.99 00:50:09 4 39.98 0.00 1.62 0.36 0.02 58.01 00:50:09 5 37.21 0.00 1.59 0.10 0.02 61.08 00:50:09 6 34.76 0.00 1.38 0.21 0.03 63.63 00:50:09 7 34.56 0.00 1.30 0.22 0.02 63.91 01:00:09 all 17.00 0.00 1.38 0.23 0.01 81.38 01:00:09 0 15.61 0.00 1.41 0.26 0.01 82.71 01:00:09 1 15.71 0.00 1.40 0.29 0.01 82.58 01:00:09 2 16.74 0.00 1.59 0.34 0.01 81.31 01:00:09 3 14.76 0.00 1.08 0.15 0.01 84.00 01:00:09 4 18.82 0.00 1.55 0.19 0.02 79.43 01:00:09 5 16.08 0.00 1.41 0.17 0.02 82.32 01:00:09 6 16.74 0.00 1.10 0.22 0.02 81.93 01:00:09 7 21.53 0.00 1.49 0.22 0.02 76.74 Average: all 27.40 0.00 1.46 0.19 0.02 70.92 Average: 0 26.94 0.00 1.57 0.19 0.02 71.29 Average: 1 26.96 0.00 1.51 0.19 0.02 71.33 Average: 2 28.44 0.00 1.56 0.22 0.02 69.76 Average: 3 27.05 0.00 1.35 0.10 0.02 71.48 Average: 4 29.40 0.00 1.58 0.28 0.02 68.72 Average: 5 26.65 0.00 1.50 0.14 0.02 71.69 Average: 6 25.75 0.00 1.24 0.22 0.02 72.77 Average: 7 28.04 0.00 1.40 0.22 0.02 70.33