---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-5400 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 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 nrip_save 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 60G 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 695 10420 3 4873 14951 Swap: 1023 12 1011 ---> 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:9a:5d:cb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.6/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79683sec preferred_lft 79683sec inet6 fe80::f816:3eff:fe9a:5dcb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:4a:4a:ba:c0:31 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-5400) 12/05/25 _x86_64_ (4 CPU) 11:45:01 LINUX RESTART (4 CPU) 11:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:00:01 105.80 24.01 77.16 4.62 778.51 24795.54 23507.42 12:10:04 22.03 1.99 18.97 1.07 26.87 523.39 645.08 12:20:04 9.26 0.88 7.97 0.42 12.24 286.42 718.15 12:30:01 19.36 0.14 18.37 0.85 9.42 841.37 817.17 12:40:04 10.97 0.22 10.29 0.46 2.93 371.08 153.42 12:50:01 4.85 0.01 4.68 0.16 0.20 140.73 60.46 13:00:01 6.29 0.26 5.85 0.17 11.69 164.73 85.89 13:10:04 4.87 0.02 4.66 0.20 0.45 147.16 71.12 13:20:01 10.44 0.03 10.04 0.37 0.47 562.36 301.83 13:30:01 5.31 0.02 5.15 0.14 0.55 173.96 52.63 Average: 19.90 2.75 16.30 0.85 84.17 2794.89 2635.89 11:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:01 760780 4516076 11413740 69.71 261136 3455600 13057948 74.95 1946324 13053272 1756 12:10:04 2500300 6190224 9741636 59.50 264384 3389708 11202344 64.30 2006988 11274180 460 12:20:04 6067972 9782792 6149176 37.56 265396 3413592 6917740 39.71 2015708 7694956 152 12:30:01 9956552 13837640 2098664 12.82 271052 3572076 2977988 17.09 2059040 3779284 13360 12:40:04 7546888 11471548 4463256 27.26 272376 3614296 5134076 29.47 2062916 6173420 252 12:50:01 7287628 11231720 4702952 28.72 272732 3633372 5373476 30.84 2063908 6434512 352 13:00:01 5849588 9818492 6115356 37.35 273636 3657300 6779564 38.91 2067556 7863976 64 13:10:04 5825096 9815964 6117908 37.37 274172 3678744 6763736 38.82 2070748 7886476 468 13:20:01 7421868 11541924 4392596 26.83 278024 3798376 5181312 29.74 2079124 6269296 2536 13:30:01 7271568 11417712 4516612 27.59 278728 3823660 5206188 29.88 2087620 6414152 236 Average: 6048824 9962409 5971190 36.47 271164 3603672 6859437 39.37 2045993 7684352 1964 11:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:01 lo 17.87 17.87 15.62 15.62 0.00 0.00 0.00 0.00 12:00:01 ens3 50.63 34.75 857.54 3.62 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:04 lo 46.17 46.17 20.39 20.39 0.00 0.00 0.00 0.00 12:10:04 ens3 1.74 1.52 0.35 0.30 0.00 0.00 0.00 0.00 12:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:04 lo 21.72 21.72 9.98 9.98 0.00 0.00 0.00 0.00 12:20:04 ens3 0.72 0.63 0.12 0.88 0.00 0.00 0.00 0.00 12:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 lo 12.38 12.38 5.68 5.68 0.00 0.00 0.00 0.00 12:30:01 ens3 1.01 0.83 0.25 0.20 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:04 lo 18.58 18.58 10.40 10.40 0.00 0.00 0.00 0.00 12:40:04 ens3 0.91 0.72 0.22 0.17 0.00 0.00 0.00 0.00 12:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 24.51 24.51 9.05 9.05 0.00 0.00 0.00 0.00 12:50:01 ens3 0.60 0.44 0.12 0.09 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:01 lo 24.05 24.05 11.07 11.07 0.00 0.00 0.00 0.00 13:00:01 ens3 0.85 0.59 0.20 0.14 0.00 0.00 0.00 0.00 13:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:04 lo 13.35 13.35 8.30 8.30 0.00 0.00 0.00 0.00 13:10:04 ens3 0.75 0.45 0.18 0.12 0.00 0.00 0.00 0.00 13:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 11.97 11.97 7.27 7.27 0.00 0.00 0.00 0.00 13:20:01 ens3 0.89 0.60 0.27 0.20 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 19.95 19.95 8.34 8.34 0.00 0.00 0.00 0.00 13:30:01 ens3 1.11 0.67 0.25 0.18 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.07 21.07 10.62 10.62 0.00 0.00 0.00 0.00 Average: ens3 5.91 4.11 85.76 0.59 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-5400) 12/05/25 _x86_64_ (4 CPU) 11:45:01 LINUX RESTART (4 CPU) 11:50:02 CPU %user %nice %system %iowait %steal %idle 12:00:01 all 54.08 0.00 2.38 1.49 0.10 41.95 12:00:01 0 52.31 0.00 2.49 1.12 0.10 43.98 12:00:01 1 53.34 0.00 2.32 1.34 0.10 42.91 12:00:01 2 54.03 0.00 2.43 2.24 0.11 41.20 12:00:01 3 56.63 0.00 2.29 1.28 0.11 39.70 12:10:04 all 39.91 0.00 1.52 0.06 0.10 58.40 12:10:04 0 39.72 0.00 1.45 0.04 0.10 58.69 12:10:04 1 40.17 0.00 1.58 0.04 0.10 58.12 12:10:04 2 39.98 0.00 1.59 0.11 0.11 58.22 12:10:04 3 39.77 0.00 1.48 0.05 0.10 58.59 12:20:04 all 16.56 0.00 0.79 0.08 0.10 82.47 12:20:04 0 16.75 0.00 0.81 0.07 0.10 82.27 12:20:04 1 17.08 0.00 0.88 0.03 0.10 81.92 12:20:04 2 15.36 0.00 0.72 0.06 0.10 83.77 12:20:04 3 17.04 0.00 0.77 0.17 0.09 81.93 12:30:01 all 27.12 0.00 1.01 0.10 0.10 71.68 12:30:01 0 27.15 0.00 1.01 0.10 0.09 71.65 12:30:01 1 27.46 0.00 0.98 0.13 0.10 71.32 12:30:01 2 26.40 0.00 1.01 0.12 0.10 72.36 12:30:01 3 27.47 0.00 1.03 0.03 0.09 71.38 12:40:04 all 17.93 0.00 0.65 0.05 0.09 81.29 12:40:04 0 17.83 0.00 0.61 0.04 0.09 81.44 12:40:04 1 18.33 0.00 0.71 0.03 0.09 80.84 12:40:04 2 17.64 0.00 0.64 0.10 0.09 81.54 12:40:04 3 17.92 0.00 0.62 0.04 0.09 81.33 12:50:01 all 8.06 0.00 0.43 0.03 0.09 91.38 12:50:01 0 8.06 0.00 0.45 0.00 0.08 91.40 12:50:01 1 7.82 0.00 0.42 0.03 0.10 91.63 12:50:01 2 8.20 0.00 0.45 0.07 0.09 91.19 12:50:01 3 8.17 0.00 0.40 0.04 0.09 91.31 13:00:01 all 9.97 0.00 0.51 0.03 0.09 89.39 13:00:01 0 9.76 0.00 0.59 0.02 0.10 89.53 13:00:01 1 9.46 0.00 0.48 0.01 0.09 89.96 13:00:01 2 10.33 0.00 0.52 0.06 0.09 89.00 13:00:01 3 10.34 0.00 0.46 0.03 0.10 89.07 13:10:04 all 8.97 0.00 0.49 0.02 0.09 90.42 13:10:04 0 8.82 0.00 0.45 0.04 0.09 90.61 13:10:04 1 9.37 0.00 0.52 0.01 0.09 90.00 13:10:04 2 8.92 0.00 0.52 0.02 0.09 90.45 13:10:04 3 8.80 0.00 0.47 0.01 0.09 90.64 13:20:01 all 12.14 0.00 0.56 0.13 0.09 87.07 13:20:01 0 11.75 0.00 0.50 0.01 0.08 87.65 13:20:01 1 11.85 0.00 0.56 0.12 0.10 87.38 13:20:01 2 12.63 0.00 0.64 0.32 0.09 86.32 13:20:01 3 12.34 0.00 0.55 0.07 0.09 86.94 13:30:01 all 7.85 0.00 0.35 0.04 0.09 91.67 13:30:01 0 7.67 0.00 0.32 0.03 0.09 91.89 13:30:01 1 8.44 0.00 0.42 0.03 0.10 91.02 13:30:01 2 7.34 0.00 0.34 0.07 0.09 92.16 13:30:01 3 7.97 0.00 0.31 0.02 0.09 91.61 Average: all 20.25 0.00 0.87 0.20 0.09 78.58 Average: 0 19.97 0.00 0.87 0.15 0.09 78.92 Average: 1 20.32 0.00 0.89 0.18 0.10 78.52 Average: 2 20.07 0.00 0.88 0.32 0.10 78.63 Average: 3 20.63 0.00 0.84 0.17 0.09 78.27