---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-62728 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): 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 11G 67G 14% / 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 641 10223 4 5124 15004 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:3f:71:84 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.80/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79723sec preferred_lft 79723sec inet6 fe80::f816:3eff:fe3f:7184/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:6c:e4:dc:f2:9a 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-62728) 10/07/26 _x86_64_ (4 CPU) 21:55:32 LINUX RESTART (4 CPU) 22:00:34 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:29 8.71 0.27 7.57 0.87 209.33 1342.43 34833.19 22:20:37 1.50 0.01 1.49 0.00 0.05 17.26 0.42 22:30:37 1.44 0.00 1.44 0.00 0.00 16.04 0.00 22:40:37 14.46 0.00 1.54 12.91 0.15 17.37 241652.30 22:50:37 1.55 0.00 1.55 0.00 0.00 17.33 0.00 23:00:31 1.57 0.00 1.57 0.00 0.00 17.58 0.00 23:10:37 1.49 0.00 1.48 0.00 0.18 16.60 0.00 23:20:37 1.58 0.00 1.58 0.00 0.00 17.59 0.00 23:30:37 1.58 0.00 1.58 0.00 0.43 17.57 0.00 23:40:09 43.58 4.97 37.73 0.88 287.39 4347.58 2353.75 Average: 7.57 0.50 5.60 1.47 48.45 563.89 27962.42 22:00:34 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:29 13269536 15507432 502508 3.07 65140 2395548 1175336 6.75 315664 2525592 12 22:20:37 13268596 15507076 502824 3.07 65756 2395528 1182484 6.79 316252 2524248 8 22:30:37 13268092 15507176 502672 3.07 66332 2395536 1182484 6.79 316828 2525060 8 22:40:37 13263596 15508348 501352 3.06 67168 2400332 1182484 6.79 322400 2525988 16 22:50:37 13261332 15506824 502896 3.07 67760 2400476 1182548 6.79 322996 2530608 4 23:00:31 13260828 15506940 502784 3.07 68340 2400484 1182548 6.79 323600 2530652 12 23:10:37 13260324 15507056 502628 3.07 68904 2400548 1182612 6.79 324148 2530720 4 23:20:37 13259820 15507212 502452 3.07 69456 2400620 1182612 6.79 324724 2530812 4 23:30:37 13258564 15506804 502952 3.07 70036 2400884 1182612 6.79 325304 2531316 4 23:40:09 10976944 14443420 1516940 9.26 127880 3500804 2262488 12.99 565168 4477168 39228 Average: 13034763 15400829 604001 3.69 73677 2509076 1289821 7.40 345708 2723216 3930 22:00:34 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:29 lo 0.19 0.19 0.02 0.02 0.00 0.00 0.00 0.00 22:10:29 ens3 25.95 10.98 466.78 0.81 0.00 0.00 0.00 0.00 22:10:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:37 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:20:37 ens3 0.21 0.08 0.04 0.02 0.00 0.00 0.00 0.00 22:20:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:37 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:30:37 ens3 0.19 0.09 0.03 0.02 0.00 0.00 0.00 0.00 22:30:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:37 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:40:37 ens3 0.18 0.08 0.03 0.02 0.00 0.00 0.00 0.00 22:40:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:37 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:50:37 ens3 0.43 0.55 0.05 0.44 0.00 0.00 0.00 0.00 22:50:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:31 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:00:31 ens3 0.18 0.07 0.03 0.02 0.00 0.00 0.00 0.00 23:00:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:37 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:10:37 ens3 0.22 0.11 0.06 0.04 0.00 0.00 0.00 0.00 23:10:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:37 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:20:37 ens3 0.18 0.08 0.03 0.02 0.00 0.00 0.00 0.00 23:20:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:30:37 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:30:37 ens3 0.18 0.07 0.03 0.02 0.00 0.00 0.00 0.00 23:30:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:40:09 lo 105.67 105.67 99.89 99.89 0.00 0.00 0.00 0.00 23:40:09 ens3 130.66 99.33 1029.50 14.61 0.00 0.00 0.00 0.00 23:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 10.22 10.22 9.57 9.57 0.00 0.00 0.00 0.00 Average: ens3 15.28 10.72 145.11 1.54 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-62728) 10/07/26 _x86_64_ (4 CPU) 21:55:32 LINUX RESTART (4 CPU) 22:00:34 CPU %user %nice %system %iowait %steal %idle 22:10:29 all 0.60 0.00 0.30 0.19 0.00 98.91 22:10:29 0 0.75 0.00 0.35 0.10 0.00 98.79 22:10:29 1 0.74 0.00 0.31 0.50 0.00 98.45 22:10:29 2 0.40 0.00 0.21 0.07 0.00 99.32 22:10:29 3 0.49 0.00 0.32 0.09 0.00 99.09 22:20:37 all 0.12 0.00 0.03 0.01 0.00 99.84 22:20:37 0 0.30 0.00 0.02 0.00 0.00 99.68 22:20:37 1 0.12 0.00 0.03 0.03 0.00 99.81 22:20:37 2 0.02 0.00 0.02 0.00 0.00 99.96 22:20:37 3 0.06 0.00 0.03 0.00 0.00 99.91 22:30:37 all 0.02 0.00 0.02 0.01 0.00 99.94 22:30:37 0 0.01 0.00 0.02 0.00 0.00 99.97 22:30:37 1 0.03 0.00 0.04 0.01 0.00 99.91 22:30:37 2 0.02 0.00 0.01 0.01 0.00 99.96 22:30:37 3 0.02 0.00 0.02 0.02 0.00 99.94 22:40:37 all 0.31 0.00 0.03 0.03 0.00 99.63 22:40:37 0 0.01 0.00 0.03 0.00 0.00 99.97 22:40:37 1 0.91 0.00 0.05 0.09 0.00 98.94 22:40:37 2 0.29 0.00 0.02 0.03 0.00 99.66 22:40:37 3 0.02 0.00 0.02 0.01 0.00 99.95 22:50:37 all 0.06 0.00 0.02 0.01 0.00 99.91 22:50:37 0 0.02 0.00 0.02 0.00 0.00 99.96 22:50:37 1 0.14 0.00 0.04 0.00 0.00 99.82 22:50:37 2 0.06 0.00 0.02 0.03 0.00 99.88 22:50:37 3 0.01 0.00 0.02 0.01 0.00 99.97 23:00:31 all 0.02 0.00 0.02 0.01 0.00 99.95 23:00:31 0 0.01 0.00 0.02 0.00 0.00 99.96 23:00:31 1 0.01 0.00 0.01 0.00 0.00 99.98 23:00:31 2 0.02 0.00 0.03 0.00 0.00 99.94 23:00:31 3 0.02 0.00 0.03 0.03 0.00 99.93 23:10:37 all 0.11 0.00 0.02 0.01 0.00 99.86 23:10:37 0 0.02 0.00 0.04 0.00 0.00 99.94 23:10:37 1 0.10 0.00 0.02 0.00 0.00 99.88 23:10:37 2 0.03 0.00 0.01 0.00 0.00 99.95 23:10:37 3 0.29 0.00 0.02 0.03 0.00 99.66 23:20:37 all 0.30 0.00 0.02 0.01 0.00 99.67 23:20:37 0 0.02 0.00 0.02 0.01 0.00 99.95 23:20:37 1 0.16 0.00 0.03 0.02 0.00 99.79 23:20:37 2 1.00 0.00 0.02 0.01 0.00 98.97 23:20:37 3 0.01 0.00 0.01 0.00 0.00 99.97 23:30:37 all 0.17 0.00 0.02 0.01 0.00 99.79 23:30:37 0 0.02 0.00 0.04 0.02 0.00 99.91 23:30:37 1 0.60 0.00 0.02 0.01 0.00 99.37 23:30:37 2 0.05 0.00 0.02 0.00 0.00 99.93 23:30:37 3 0.02 0.00 0.01 0.01 0.00 99.97 23:40:09 all 13.93 0.00 0.84 0.29 0.01 84.93 23:40:09 0 14.22 0.00 0.82 0.38 0.02 84.56 23:40:09 1 12.35 0.00 0.78 0.08 0.01 86.78 23:40:09 2 13.33 0.00 0.97 0.54 0.01 85.16 23:40:09 3 15.80 0.00 0.80 0.17 0.01 83.22 Average: all 1.50 0.00 0.13 0.06 0.00 98.31 Average: 0 1.48 0.00 0.13 0.05 0.00 98.34 Average: 1 1.46 0.00 0.13 0.08 0.00 98.33 Average: 2 1.46 0.00 0.13 0.07 0.00 98.34 Average: 3 1.61 0.00 0.13 0.03 0.00 98.23