---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2965 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 9.0G 69G 12% / 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 685 12182 4 3121 14970 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:ba:cf:d6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.74/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78172sec preferred_lft 78172sec inet6 fe80::f816:3eff:feba:cfd6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:d0:20:08:a1:c9 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 ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-2965) 09/07/26 _x86_64_ (4 CPU) 20:07:31 LINUX RESTART (4 CPU) 20:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:13 8.47 0.24 7.61 0.62 28.78 2595.64 22168.91 20:30:01 1.65 0.01 1.65 0.00 0.04 20.66 338.42 20:40:10 1.60 0.00 1.60 0.00 0.00 19.23 0.00 20:50:10 1.50 0.00 1.50 0.00 0.00 17.92 0.00 21:00:02 1.58 0.00 1.58 0.00 0.00 18.94 0.00 21:10:10 1.64 0.00 1.64 0.00 0.00 18.94 0.00 21:20:10 1.61 0.00 1.61 0.00 0.00 20.48 0.00 21:30:01 15.02 0.01 1.48 13.54 0.58 17.99 242782.40 21:40:10 1.42 0.00 1.42 0.01 0.00 25.21 0.09 21:50:10 1.47 0.00 1.47 0.00 0.00 20.32 0.04 22:00:01 1.34 0.00 1.33 0.01 0.00 18.06 0.08 22:10:10 1.43 0.00 1.43 0.00 0.00 19.52 0.01 22:20:10 2.99 0.01 2.32 0.65 1.04 100.75 2359.75 Average: 3.20 0.02 2.06 1.12 2.38 227.70 20306.85 20:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:13 12345168 15317944 658004 4.02 97176 3070044 1292716 7.42 302148 3399756 20 20:30:01 12344708 15318420 657620 4.02 97772 3070360 1292716 7.42 302780 3398724 208 20:40:10 12345092 15319652 656480 4.01 98284 3070696 1292716 7.42 303332 3398692 40 20:50:10 12345660 15320876 655256 4.00 98824 3070808 1292716 7.42 303888 3399056 36 21:00:02 12345072 15321228 654796 4.00 99436 3071112 1294636 7.43 304524 3400252 204 21:10:10 12345632 15322384 653680 3.99 99944 3071200 1292844 7.42 305036 3399584 8 21:20:10 12345160 15322896 653232 3.99 100472 3071600 1301100 7.47 305624 3400168 60 21:30:01 12341052 15324304 651712 3.98 100992 3076600 1303364 7.48 310876 3401060 204 21:40:10 12339356 15325440 650504 3.97 101280 3079112 1301376 7.47 311396 3402972 104 21:50:10 12338524 15325752 650124 3.97 101720 3079800 1301376 7.47 311876 3403652 48 22:00:01 12337780 15325940 649984 3.97 102012 3080412 1302812 7.48 312224 3404932 200 22:10:10 12336784 15325812 650024 3.97 102420 3080880 1301504 7.47 312680 3404776 220 22:20:10 12595892 15335736 643020 3.93 103624 2833112 1291496 7.41 309272 3154144 148 Average: 12361991 15323568 652649 3.99 100304 3055826 1297029 7.44 307358 3382136 115 20:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:13 lo 0.52 0.52 0.05 0.05 0.00 0.00 0.00 0.00 20:20:13 ens3 47.37 31.01 766.69 2.21 0.00 0.00 0.00 0.00 20:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 20:30:01 ens3 0.33 0.17 0.25 0.05 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:10 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 20:40:10 ens3 0.38 0.16 0.21 0.03 0.00 0.00 0.00 0.00 20:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:10 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 20:50:10 ens3 0.24 0.14 0.13 0.03 0.00 0.00 0.00 0.00 20:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:02 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 21:00:02 ens3 0.34 0.18 0.25 0.07 0.00 0.00 0.00 0.00 21:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:10 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 21:10:10 ens3 0.20 0.11 0.11 0.02 0.00 0.00 0.00 0.00 21:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:10 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 21:20:10 ens3 0.27 0.19 0.36 0.03 0.00 0.00 0.00 0.00 21:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 21:30:01 ens3 0.23 0.17 0.08 0.03 0.00 0.00 0.00 0.00 21:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:10 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 21:40:10 ens3 0.24 0.18 0.09 0.03 0.00 0.00 0.00 0.00 21:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:10 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 21:50:10 ens3 0.31 0.21 0.48 0.04 0.00 0.00 0.00 0.00 21:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 22:00:01 ens3 0.33 0.21 0.13 0.07 0.00 0.00 0.00 0.00 22:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:10 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 22:10:10 ens3 0.29 0.20 0.39 0.04 0.00 0.00 0.00 0.00 22:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:10 lo 0.49 0.49 0.05 0.05 0.00 0.00 0.00 0.00 22:20:10 ens3 3.37 2.73 13.24 0.56 0.00 0.00 0.00 0.00 22:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.18 0.18 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 4.21 2.79 61.25 0.25 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-4g-2965) 09/07/26 _x86_64_ (4 CPU) 20:07:31 LINUX RESTART (4 CPU) 20:10:02 CPU %user %nice %system %iowait %steal %idle 20:20:13 all 24.87 0.00 0.31 0.15 0.03 74.65 20:20:13 0 43.71 0.00 0.34 0.28 0.05 55.63 20:20:13 1 41.02 0.00 0.49 0.16 0.04 58.29 20:20:13 2 10.13 0.00 0.34 0.14 0.01 89.38 20:20:13 3 4.56 0.00 0.08 0.01 0.00 95.35 20:30:01 all 25.10 0.00 0.04 0.01 0.03 74.82 20:30:01 0 33.75 0.00 0.05 0.00 0.04 66.16 20:30:01 1 0.64 0.00 0.07 0.00 0.00 99.29 20:30:01 2 0.50 0.00 0.03 0.04 0.00 99.42 20:30:01 3 65.46 0.00 0.02 0.00 0.08 34.45 20:40:10 all 25.00 0.00 0.03 0.01 0.03 74.93 20:40:10 0 0.03 0.00 0.06 0.00 0.00 99.91 20:40:10 1 0.01 0.00 0.01 0.00 0.00 99.98 20:40:10 2 0.05 0.00 0.05 0.03 0.00 99.87 20:40:10 3 99.72 0.00 0.01 0.00 0.10 0.17 20:50:10 all 25.12 0.00 0.03 0.01 0.03 74.81 20:50:10 0 0.03 0.00 0.05 0.00 0.00 99.92 20:50:10 1 0.02 0.00 0.01 0.03 0.00 99.94 20:50:10 2 0.56 0.00 0.05 0.01 0.00 99.38 20:50:10 3 99.83 0.00 0.01 0.00 0.11 0.05 21:00:02 all 25.13 0.00 0.05 0.04 0.03 74.76 21:00:02 0 0.02 0.00 0.10 0.02 0.01 99.85 21:00:02 1 0.03 0.00 0.01 0.13 0.00 99.83 21:00:02 2 0.59 0.00 0.06 0.01 0.01 99.33 21:00:02 3 99.83 0.00 0.01 0.00 0.09 0.07 21:10:10 all 25.24 0.00 0.03 0.01 0.03 74.69 21:10:10 0 0.02 0.00 0.05 0.00 0.00 99.93 21:10:10 1 0.00 0.00 0.02 0.04 0.00 99.94 21:10:10 2 1.12 0.00 0.05 0.00 0.01 98.82 21:10:10 3 99.87 0.00 0.01 0.00 0.09 0.04 21:20:10 all 25.07 0.00 0.04 0.01 0.02 74.85 21:20:10 0 0.04 0.00 0.06 0.00 0.01 99.89 21:20:10 1 0.01 0.00 0.01 0.05 0.00 99.92 21:20:10 2 0.26 0.00 0.06 0.00 0.01 99.66 21:20:10 3 99.83 0.00 0.01 0.00 0.07 0.09 21:30:01 all 25.16 0.00 0.04 0.03 0.02 74.74 21:30:01 0 0.05 0.00 0.06 0.00 0.01 99.88 21:30:01 1 0.01 0.00 0.04 0.13 0.00 99.82 21:30:01 2 0.64 0.00 0.06 0.00 0.02 99.28 21:30:01 3 99.88 0.00 0.02 0.00 0.05 0.05 21:40:10 all 25.09 0.00 0.04 0.01 0.02 74.85 21:40:10 0 0.04 0.00 0.07 0.00 0.01 99.88 21:40:10 1 0.02 0.00 0.01 0.03 0.00 99.94 21:40:10 2 0.29 0.00 0.07 0.00 0.02 99.63 21:40:10 3 99.86 0.00 0.02 0.00 0.04 0.08 21:50:10 all 25.09 0.00 0.06 0.01 0.02 74.82 21:50:10 0 0.03 0.00 0.12 0.01 0.01 99.83 21:50:10 1 0.01 0.00 0.01 0.02 0.00 99.96 21:50:10 2 0.37 0.00 0.08 0.01 0.02 99.53 21:50:10 3 99.86 0.00 0.02 0.00 0.04 0.08 22:00:01 all 25.15 0.00 0.05 0.01 0.02 74.78 22:00:01 0 0.04 0.00 0.10 0.01 0.01 99.85 22:00:01 1 0.03 0.00 0.03 0.02 0.01 99.91 22:00:01 2 0.56 0.00 0.04 0.00 0.01 99.39 22:00:01 3 99.88 0.00 0.02 0.00 0.05 0.05 22:00:01 CPU %user %nice %system %iowait %steal %idle 22:10:10 all 25.19 0.00 0.04 0.01 0.02 74.74 22:10:10 0 0.03 0.00 0.05 0.00 0.00 99.92 22:10:10 1 0.05 0.00 0.04 0.02 0.01 99.88 22:10:10 2 0.87 0.00 0.03 0.00 0.00 99.09 22:10:10 3 99.82 0.00 0.02 0.00 0.08 0.08 22:20:10 all 23.21 0.00 0.08 0.02 0.02 76.68 22:20:10 0 2.08 0.00 0.09 0.03 0.00 97.80 22:20:10 1 0.10 0.00 0.06 0.03 0.00 99.80 22:20:10 2 0.60 0.00 0.10 0.00 0.01 99.29 22:20:10 3 89.90 0.00 0.07 0.01 0.06 9.96 Average: all 24.95 0.00 0.06 0.02 0.02 74.93 Average: 0 6.15 0.00 0.09 0.03 0.01 93.72 Average: 1 3.29 0.00 0.06 0.05 0.01 96.60 Average: 2 1.29 0.00 0.08 0.02 0.01 98.61 Average: 3 89.03 0.00 0.03 0.00 0.07 10.87