---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6458 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 17G 138G 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 19461 4 11873 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:bf:20:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.80/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84507sec preferred_lft 84507sec inet6 fe80::f816:3eff:febf:2030/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:2a:02:24:eb:5e 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::dc2a:2ff:fe24:eb5e/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-6458) 09/10/26 _x86_64_ (8 CPU) 00:00:34 LINUX RESTART (8 CPU) 00:10:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 20.45 0.52 19.37 0.56 18.97 14294.71 429.07 00:30:28 29.70 1.84 26.83 1.03 302.08 9725.04 10586.40 Average: 25.21 1.20 23.21 0.80 164.55 11944.81 5652.36 00:10:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19336112 27803516 4485744 13.65 191296 8339624 4765308 14.05 1941744 10938480 484 00:30:28 19217476 30814956 1457352 4.43 229932 11290364 2127456 6.27 2937500 9905644 57188 Average: 19276794 29309236 2971548 9.04 210614 9814994 3446382 10.16 2439622 10422062 28836 00:10:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 298.62 298.62 290.49 290.49 0.00 0.00 0.00 0.00 00:20:01 ens3 59.06 49.69 214.33 13.48 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:28 lo 15.21 15.21 1.72 1.72 0.00 0.00 0.00 0.00 00:30:28 ens3 182.69 193.48 348.28 2351.78 0.00 0.00 0.00 0.00 00:30:28 docker0 85.23 75.81 1173.83 10.00 0.00 0.00 0.00 0.00 Average: lo 152.88 152.88 141.99 141.99 0.00 0.00 0.00 0.00 Average: ens3 122.64 123.63 283.21 1215.92 0.00 0.00 0.00 0.00 Average: docker0 43.83 38.99 603.63 5.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-6458) 09/10/26 _x86_64_ (8 CPU) 00:00:34 LINUX RESTART (8 CPU) 00:10:09 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 27.60 0.00 1.47 0.09 0.02 70.82 00:20:01 0 24.56 0.00 1.52 0.01 0.02 73.89 00:20:01 1 34.20 0.00 1.78 0.06 0.02 63.93 00:20:01 2 26.66 0.00 1.25 0.14 0.02 71.94 00:20:01 3 24.37 0.00 1.46 0.22 0.01 73.93 00:20:01 4 28.30 0.00 1.44 0.01 0.02 70.22 00:20:01 5 29.84 0.00 1.59 0.07 0.02 68.48 00:20:01 6 26.81 0.00 1.31 0.07 0.02 71.79 00:20:01 7 26.06 0.00 1.42 0.10 0.02 72.40 00:30:28 all 10.73 0.00 1.08 0.12 0.01 88.06 00:30:28 0 9.01 0.00 1.07 0.12 0.01 89.79 00:30:28 1 9.32 0.00 0.69 0.29 0.01 89.70 00:30:28 2 11.48 0.00 0.69 0.04 0.01 87.79 00:30:28 3 8.67 0.00 0.56 0.08 0.01 90.68 00:30:28 4 6.01 0.00 0.69 0.12 0.01 93.18 00:30:28 5 16.04 0.00 1.91 0.07 0.01 81.96 00:30:28 6 14.94 0.00 1.76 0.11 0.01 83.18 00:30:28 7 10.40 0.00 1.27 0.12 0.01 88.20 Average: all 18.92 0.00 1.27 0.10 0.01 79.70 Average: 0 16.56 0.00 1.29 0.07 0.01 82.07 Average: 1 21.40 0.00 1.22 0.18 0.01 77.18 Average: 2 18.85 0.00 0.96 0.09 0.01 80.09 Average: 3 16.29 0.00 1.00 0.15 0.01 82.56 Average: 4 16.83 0.00 1.05 0.06 0.01 82.04 Average: 5 22.74 0.00 1.76 0.07 0.01 75.42 Average: 6 20.70 0.00 1.54 0.09 0.02 77.65 Average: 7 17.99 0.00 1.34 0.11 0.01 80.55