---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-62514 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: 5600.00 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 754 19387 4 11950 30869 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:f1:03 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.58/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84476sec preferred_lft 84476sec inet6 fe80::f816:3eff:febf:f103/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:81:af:0d:70:a7 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::3c81:afff:fe0d:70a7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-62514) 10/07/26 _x86_64_ (8 CPU) 00:29:53 LINUX RESTART (8 CPU) 00:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:03 59.36 11.88 45.92 1.57 1643.47 26498.88 3056.78 00:50:03 17.82 0.48 16.77 0.56 16.15 13510.29 1501.75 01:00:03 30.50 2.02 27.47 1.02 327.11 11060.69 2544.43 Average: 35.94 4.80 30.08 1.05 664.09 17041.10 2368.95 00:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:03 25683540 29874052 2435104 7.41 140816 4280636 2655156 7.83 745292 5994532 42240 00:50:03 19952152 28171632 4119608 12.54 188324 8103320 4240336 12.50 1854824 10415748 484 01:00:03 19555124 31169724 1102240 3.35 236540 11285836 1782316 5.26 2939440 9559396 3800 Average: 21730272 29738469 2552317 7.77 188560 7889931 2892603 8.53 1846519 8656559 15508 00:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:03 lo 5.55 5.55 0.53 0.53 0.00 0.00 0.00 0.00 00:40:03 ens3 194.85 151.98 1301.24 25.36 0.00 0.00 0.00 0.00 00:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:03 lo 305.00 305.00 296.92 296.92 0.00 0.00 0.00 0.00 00:50:03 ens3 56.26 43.27 178.84 12.59 0.00 0.00 0.00 0.00 00:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:03 lo 15.94 15.94 1.76 1.76 0.00 0.00 0.00 0.00 01:00:03 ens3 160.19 184.04 250.91 2335.73 0.00 0.00 0.00 0.00 01:00:03 docker0 88.78 73.45 1166.58 10.09 0.00 0.00 0.00 0.00 Average: lo 108.64 108.64 99.55 99.55 0.00 0.00 0.00 0.00 Average: ens3 137.21 126.48 578.36 789.79 0.00 0.00 0.00 0.00 Average: docker0 29.54 24.44 388.13 3.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-62514) 10/07/26 _x86_64_ (8 CPU) 00:29:53 LINUX RESTART (8 CPU) 00:30:00 CPU %user %nice %system %iowait %steal %idle 00:40:03 all 31.71 0.00 1.89 0.27 0.01 66.12 00:40:03 0 32.43 0.00 1.98 0.09 0.02 65.48 00:40:03 1 32.26 0.00 1.89 0.17 0.01 65.67 00:40:03 2 31.98 0.00 2.00 0.73 0.02 65.28 00:40:03 3 29.14 0.00 1.80 0.09 0.02 68.96 00:40:03 4 34.64 0.00 1.90 0.52 0.01 62.92 00:40:03 5 31.80 0.00 1.79 0.27 0.01 66.13 00:40:03 6 33.59 0.00 2.00 0.09 0.01 64.30 00:40:03 7 27.87 0.00 1.73 0.17 0.01 70.22 00:50:03 all 28.17 0.00 1.47 0.11 0.02 70.23 00:50:03 0 27.13 0.00 1.86 0.18 0.02 70.81 00:50:03 1 25.73 0.00 1.44 0.06 0.02 72.75 00:50:03 2 25.88 0.00 1.31 0.03 0.01 72.77 00:50:03 3 27.95 0.00 1.74 0.10 0.02 70.19 00:50:03 4 29.60 0.00 1.28 0.04 0.02 69.07 00:50:03 5 28.69 0.00 1.44 0.31 0.02 69.54 00:50:03 6 32.56 0.00 1.38 0.04 0.02 66.00 00:50:03 7 27.83 0.00 1.33 0.10 0.02 70.73 01:00:03 all 10.56 0.00 1.16 0.13 0.01 88.14 01:00:03 0 9.87 0.00 0.82 0.06 0.01 89.25 01:00:03 1 17.19 0.00 2.18 0.24 0.01 80.37 01:00:03 2 9.78 0.00 1.49 0.18 0.02 88.53 01:00:03 3 13.97 0.00 1.24 0.13 0.01 84.65 01:00:03 4 11.14 0.00 1.04 0.12 0.01 87.69 01:00:03 5 8.61 0.00 0.73 0.11 0.01 90.54 01:00:03 6 7.83 0.00 0.97 0.03 0.02 91.15 01:00:03 7 6.13 0.00 0.79 0.13 0.01 92.93 Average: all 23.49 0.00 1.51 0.17 0.01 74.82 Average: 0 23.16 0.00 1.56 0.11 0.01 75.16 Average: 1 25.08 0.00 1.84 0.16 0.01 72.92 Average: 2 22.56 0.00 1.60 0.32 0.02 75.51 Average: 3 23.70 0.00 1.59 0.11 0.01 74.59 Average: 4 25.14 0.00 1.41 0.23 0.01 73.21 Average: 5 23.04 0.00 1.32 0.23 0.01 75.39 Average: 6 24.67 0.00 1.45 0.06 0.02 73.81 Average: 7 20.61 0.00 1.29 0.13 0.01 77.96