---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-62508 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 768 18672 4 12651 30855 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:db:c7:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.76/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84464sec preferred_lft 84464sec inet6 fe80::f816:3eff:fedb:c701/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:e5:ba:db:bb:26 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::a8e5:baff:fedb:bb26/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-62508) 10/07/26 _x86_64_ (8 CPU) 00:00:23 LINUX RESTART (8 CPU) 00:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 19.43 0.52 18.35 0.56 17.30 15558.35 618.49 00:30:13 30.29 1.97 27.31 1.02 323.09 10983.04 2881.77 Average: 24.93 1.25 22.89 0.79 172.27 13239.53 1765.55 00:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19072732 27918336 4370468 13.30 191588 8705716 4642124 13.69 2090464 11036636 352 00:30:13 19310112 31580892 688660 2.10 239764 11917624 1346800 3.97 3177796 9496816 16 Average: 19191422 29749614 2529564 7.70 215676 10311670 2994462 8.83 2634130 10266726 184 00:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 252.42 252.42 247.78 247.78 0.00 0.00 0.00 0.00 00:20:01 ens3 64.16 56.34 328.39 14.00 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 00:30:13 lo 14.87 14.87 1.69 1.69 0.00 0.00 0.00 0.00 00:30:13 ens3 157.05 186.31 238.18 2705.07 0.00 0.00 0.00 0.00 00:30:13 docker0 94.47 79.47 1359.46 10.36 0.00 0.00 0.00 0.00 Average: lo 132.02 132.02 123.06 123.06 0.00 0.00 0.00 0.00 Average: ens3 111.24 122.21 282.67 1377.86 0.00 0.00 0.00 0.00 Average: docker0 47.88 40.28 688.99 5.25 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-62508) 10/07/26 _x86_64_ (8 CPU) 00:00:23 LINUX RESTART (8 CPU) 00:10:05 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 27.08 0.00 1.48 0.11 0.01 71.31 00:20:01 0 25.22 0.00 1.34 0.05 0.01 73.38 00:20:01 1 21.71 0.00 1.47 0.05 0.01 76.76 00:20:01 2 26.49 0.00 1.40 0.01 0.01 72.10 00:20:01 3 31.10 0.00 1.45 0.02 0.01 67.42 00:20:01 4 31.11 0.00 1.62 0.11 0.02 67.14 00:20:01 5 25.74 0.00 1.56 0.24 0.01 72.45 00:20:01 6 26.82 0.00 1.60 0.24 0.01 71.33 00:20:01 7 28.47 0.00 1.40 0.19 0.01 69.92 00:30:13 all 9.77 0.00 1.13 0.12 0.01 88.97 00:30:13 0 8.15 0.00 1.56 0.18 0.01 90.11 00:30:13 1 13.06 0.00 2.05 0.04 0.01 84.84 00:30:13 2 11.31 0.00 1.49 0.03 0.01 87.16 00:30:13 3 6.30 0.00 1.07 0.03 0.00 92.59 00:30:13 4 4.53 0.00 0.83 0.29 0.00 94.34 00:30:13 5 15.26 0.00 0.87 0.22 0.01 83.65 00:30:13 6 14.50 0.00 0.71 0.11 0.01 84.68 00:30:13 7 5.06 0.00 0.50 0.04 0.00 94.40 Average: all 18.30 0.00 1.30 0.12 0.01 80.27 Average: 0 16.58 0.00 1.45 0.11 0.01 81.85 Average: 1 17.32 0.00 1.77 0.05 0.01 80.85 Average: 2 18.78 0.00 1.44 0.02 0.01 79.74 Average: 3 18.52 0.00 1.26 0.03 0.01 80.19 Average: 4 17.64 0.00 1.22 0.20 0.01 80.93 Average: 5 20.43 0.00 1.21 0.23 0.01 78.13 Average: 6 20.57 0.00 1.15 0.17 0.01 78.10 Average: 7 16.60 0.00 0.94 0.11 0.01 82.33