---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-7160 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 61G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 729 8300 4 6958 14916 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:11:a7:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.67/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79147sec preferred_lft 79147sec inet6 fe80::f816:3eff:fe11:a720/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:1a:cf:ca:45:29 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::b01a:cfff:feca:4529/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-7160) 09/11/26 _x86_64_ (4 CPU) 09:50:09 LINUX RESTART (4 CPU) 10:00:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:12 28.50 2.07 25.21 1.22 89.64 2425.65 3445.32 10:20:12 6.30 0.21 5.86 0.24 5.92 178.78 123.18 10:30:12 7.74 0.00 7.35 0.40 0.00 251.63 203.92 10:40:00 76.10 37.52 36.53 2.05 302.28 3118.82 1553.34 10:50:12 33.34 0.07 17.41 15.86 0.64 480.98 208339.43 11:00:12 5.38 0.00 5.21 0.17 0.01 143.43 60.39 11:10:05 5.85 0.00 5.67 0.17 0.00 161.11 152.17 11:20:12 6.14 0.00 5.94 0.20 0.03 164.00 58.17 11:30:00 6.41 0.00 6.15 0.26 0.29 191.94 54.00 11:40:12 8.46 0.00 8.14 0.32 0.00 527.84 206.31 11:50:04 5.67 0.06 5.39 0.21 0.73 184.35 75.15 Average: 17.21 3.57 11.69 1.94 35.84 708.33 19859.22 10:00:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:12 2458156 7635620 8292828 50.65 248028 4809720 9194272 52.78 2201272 11029844 572 10:20:12 6137604 11333400 4595680 28.07 249760 4826168 5362792 30.78 2218660 7327616 464 10:30:12 4554564 9767820 6163008 37.64 251412 4842016 6856936 39.36 2225128 8907704 232 10:40:00 7470876 13480528 2449268 14.96 273524 5594384 3163652 18.16 2528516 5671396 12236 10:50:12 5274788 11339660 4590276 28.04 276756 5646244 5364528 30.79 2552484 7849080 232 11:00:12 5291884 11375836 4554064 27.81 277196 5664800 5277472 30.29 2553628 7805528 408 11:10:05 3800144 9905160 6024000 36.79 277744 5685296 6834672 39.23 2555604 9314252 432 11:20:12 3624600 9752060 6177112 37.73 278544 5706868 6930364 39.78 2559064 9479976 120 11:30:00 9037212 15290152 641692 3.92 282064 5823404 1390260 7.98 2565912 4061132 96832 11:40:12 4961420 11242124 4687552 28.63 283156 5849820 5322384 30.55 2575320 8135096 124 11:50:04 8687132 15381144 550752 3.36 283868 6257316 1232968 7.08 2589704 4399276 379744 Average: 5572580 11500319 4429657 27.05 271096 5518731 5175482 29.71 2465936 7634627 44672 10:00:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:12 lo 27.80 27.80 15.80 15.80 0.00 0.00 0.00 0.00 10:10:12 ens3 1.31 1.32 0.22 0.21 0.00 0.00 0.00 0.00 10:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:12 lo 29.18 29.18 10.78 10.78 0.00 0.00 0.00 0.00 10:20:12 ens3 0.95 0.64 0.25 0.18 0.00 0.00 0.00 0.00 10:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:12 lo 10.03 10.03 6.18 6.18 0.00 0.00 0.00 0.00 10:30:12 ens3 0.57 0.43 0.11 0.09 0.00 0.00 0.00 0.00 10:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:00 lo 23.46 23.46 17.91 17.91 0.00 0.00 0.00 0.00 10:40:00 ens3 1.98 1.73 0.56 0.47 0.00 0.00 0.00 0.00 10:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:12 lo 29.13 29.13 14.55 14.55 0.00 0.00 0.00 0.00 10:50:12 ens3 1.93 1.23 0.55 0.41 0.00 0.00 0.00 0.00 10:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:12 lo 23.76 23.76 9.01 9.01 0.00 0.00 0.00 0.00 11:00:12 ens3 0.96 0.56 0.31 0.23 0.00 0.00 0.00 0.00 11:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:05 lo 25.27 25.27 11.30 11.30 0.00 0.00 0.00 0.00 11:10:05 ens3 1.31 0.63 0.41 0.28 0.00 0.00 0.00 0.00 11:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:12 lo 17.62 17.62 10.47 10.47 0.00 0.00 0.00 0.00 11:20:12 ens3 1.24 0.61 0.33 0.23 0.00 0.00 0.00 0.00 11:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:00 lo 4.88 4.88 2.68 2.68 0.00 0.00 0.00 0.00 11:30:00 ens3 0.66 0.47 0.20 0.15 0.00 0.00 0.00 0.00 11:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:12 lo 15.29 15.29 8.04 8.04 0.00 0.00 0.00 0.00 11:40:12 ens3 0.84 0.59 0.23 0.17 0.00 0.00 0.00 0.00 11:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:04 lo 28.25 28.25 10.78 10.78 0.00 0.00 0.00 0.00 11:50:04 ens3 1.39 0.84 0.36 0.26 0.00 0.00 0.00 0.00 11:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.34 21.34 10.69 10.69 0.00 0.00 0.00 0.00 Average: ens3 1.19 0.82 0.32 0.24 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-4c-16g-7160) 09/11/26 _x86_64_ (4 CPU) 09:50:09 LINUX RESTART (4 CPU) 10:00:12 CPU %user %nice %system %iowait %steal %idle 10:10:12 all 41.26 0.00 1.74 0.11 0.03 56.86 10:10:12 0 41.86 0.00 1.82 0.14 0.03 56.15 10:10:12 1 40.03 0.00 1.84 0.18 0.03 57.92 10:10:12 2 41.49 0.00 1.63 0.08 0.03 56.77 10:10:12 3 41.64 0.00 1.65 0.07 0.03 56.62 10:20:12 all 10.44 0.00 0.70 0.05 0.02 88.79 10:20:12 0 10.37 0.00 0.76 0.04 0.03 88.80 10:20:12 1 10.35 0.00 0.75 0.05 0.02 88.84 10:20:12 2 10.65 0.00 0.71 0.00 0.03 88.62 10:20:12 3 10.40 0.00 0.59 0.09 0.02 88.90 10:30:12 all 15.36 0.00 0.61 0.04 0.02 83.97 10:30:12 0 14.99 0.00 0.68 0.02 0.02 84.29 10:30:12 1 15.49 0.00 0.64 0.04 0.03 83.81 10:30:12 2 15.41 0.00 0.57 0.03 0.03 83.96 10:30:12 3 15.56 0.00 0.54 0.06 0.02 83.82 10:40:00 all 51.28 0.00 1.89 0.17 0.03 46.64 10:40:00 0 51.14 0.00 1.86 0.14 0.03 46.83 10:40:00 1 51.56 0.00 1.86 0.32 0.03 46.25 10:40:00 2 50.96 0.00 1.98 0.07 0.03 46.96 10:40:00 3 51.46 0.00 1.86 0.14 0.03 46.52 10:50:12 all 28.27 0.00 1.12 0.07 0.03 70.51 10:50:12 0 28.47 0.00 1.24 0.09 0.02 70.17 10:50:12 1 28.12 0.00 1.01 0.11 0.03 70.73 10:50:12 2 27.94 0.00 1.10 0.04 0.02 70.90 10:50:12 3 28.57 0.00 1.12 0.05 0.03 70.24 11:00:12 all 8.08 0.00 0.39 0.03 0.02 91.48 11:00:12 0 8.02 0.00 0.42 0.04 0.02 91.51 11:00:12 1 8.15 0.00 0.43 0.04 0.02 91.36 11:00:12 2 8.05 0.00 0.38 0.04 0.02 91.50 11:00:12 3 8.09 0.00 0.33 0.01 0.02 91.55 11:10:05 all 10.08 0.00 0.49 0.03 0.03 89.37 11:10:05 0 9.52 0.00 0.48 0.04 0.02 89.93 11:10:05 1 10.33 0.00 0.47 0.01 0.03 89.16 11:10:05 2 10.07 0.00 0.52 0.02 0.03 89.37 11:10:05 3 10.41 0.00 0.47 0.05 0.03 89.03 11:20:12 all 9.67 0.00 0.51 0.05 0.02 89.74 11:20:12 0 9.88 0.00 0.53 0.10 0.02 89.47 11:20:12 1 9.68 0.00 0.52 0.05 0.02 89.73 11:20:12 2 9.90 0.00 0.56 0.03 0.02 89.49 11:20:12 3 9.21 0.00 0.44 0.03 0.02 90.29 11:30:00 all 7.06 0.00 0.47 0.05 0.03 92.39 11:30:00 0 6.62 0.00 0.46 0.02 0.03 92.88 11:30:00 1 7.91 0.00 0.52 0.02 0.03 91.52 11:30:00 2 7.13 0.00 0.42 0.03 0.03 92.39 11:30:00 3 6.60 0.00 0.47 0.11 0.03 92.77 11:40:12 all 13.30 0.00 0.66 0.07 0.03 85.94 11:40:12 0 13.49 0.00 0.77 0.04 0.03 85.68 11:40:12 1 13.31 0.00 0.58 0.01 0.03 86.07 11:40:12 2 13.11 0.00 0.79 0.09 0.03 85.98 11:40:12 3 13.31 0.00 0.51 0.13 0.02 86.03 11:50:04 all 9.90 0.00 0.64 0.04 0.02 89.40 11:50:04 0 10.15 0.00 0.70 0.05 0.02 89.08 11:50:04 1 9.67 0.00 0.62 0.02 0.02 89.66 11:50:04 2 9.76 0.00 0.57 0.03 0.03 89.62 11:50:04 3 10.02 0.00 0.66 0.05 0.03 89.24 Average: CPU %user %nice %system %iowait %steal %idle Average: all 18.60 0.00 0.84 0.06 0.03 80.47 Average: 0 18.59 0.00 0.88 0.06 0.02 80.44 Average: 1 18.58 0.00 0.84 0.08 0.03 80.47 Average: 2 18.58 0.00 0.84 0.04 0.03 80.52 Average: 3 18.65 0.00 0.79 0.07 0.03 80.46