---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-34570 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 701 10474 4 4813 14945 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:a5:6e:bc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.111/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79720sec preferred_lft 79720sec inet6 fe80::f816:3eff:fea5:6ebc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:c6:1e:73:34:ce 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-34570) 01/13/26 _x86_64_ (4 CPU) 08:48:09 LINUX RESTART (4 CPU) 08:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:11 159.20 16.69 122.94 19.57 961.03 37573.21 254744.77 09:10:14 54.88 21.64 31.54 1.70 242.50 1844.75 2074.67 09:20:01 10.96 0.15 10.27 0.54 6.91 318.66 1246.27 09:30:15 11.49 0.06 10.89 0.54 3.81 587.56 638.54 09:40:16 14.00 0.02 13.40 0.58 0.75 429.83 620.37 09:50:01 7.15 0.00 6.86 0.29 0.37 213.87 436.28 10:00:00 4.87 0.01 4.66 0.21 0.48 141.04 117.05 10:10:16 7.38 0.01 7.05 0.32 1.03 247.67 177.73 10:20:01 2.45 0.01 2.44 0.00 0.30 43.46 0.00 10:30:02 11.45 0.01 10.92 0.52 0.69 672.00 210.02 Average: 28.67 3.90 22.32 2.46 123.49 4270.99 26447.23 08:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:11 2345184 7208956 8716220 53.24 260400 4462092 10658436 61.18 2165044 11140236 812 09:10:14 2507772 6147676 9782876 59.75 268648 3320812 10980140 63.03 2193676 11046244 840 09:20:01 2310148 5974788 9954844 60.80 269952 3344256 10775020 61.85 2203808 11231300 372 09:30:15 8022884 11805924 4128056 25.21 274424 3457172 5105068 29.30 2240104 5512608 464 09:40:16 9334492 13179324 2755480 16.83 276164 3517196 3572852 20.51 2245600 4194588 616 09:50:01 7478752 11352384 4581200 27.98 276916 3545240 5290380 30.37 2247320 6048588 488 10:00:00 11417100 15327040 607892 3.71 277500 3581160 1315992 7.55 2249540 2106776 17540 10:10:16 6209404 10141440 5791680 35.37 278408 3602152 6577188 37.75 2253436 7309960 388 10:20:01 5888448 9822932 6109664 37.32 278708 3604304 6784720 38.94 2253856 7622772 276 10:30:02 7400476 11484640 4448952 27.17 282832 3744180 5120764 29.39 2270544 6097292 440 Average: 6291466 10244510 5687686 34.74 274395 3617856 6618056 37.99 2232293 7231036 2224 08:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:11 lo 7.36 7.36 7.54 7.54 0.00 0.00 0.00 0.00 09:00:11 ens3 124.52 90.82 2013.94 9.77 0.00 0.00 0.00 0.00 09:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:14 lo 45.48 45.48 23.37 23.37 0.00 0.00 0.00 0.00 09:10:14 ens3 2.36 2.11 0.63 1.42 0.00 0.00 0.00 0.00 09:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 lo 29.89 29.89 13.58 13.58 0.00 0.00 0.00 0.00 09:20:01 ens3 1.46 0.88 0.49 0.35 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:15 lo 9.99 9.99 4.32 4.32 0.00 0.00 0.00 0.00 09:30:15 ens3 0.91 0.65 0.31 0.24 0.00 0.00 0.00 0.00 09:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:16 lo 9.09 9.09 4.95 4.95 0.00 0.00 0.00 0.00 09:40:16 ens3 1.34 0.71 0.39 0.26 0.00 0.00 0.00 0.00 09:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 lo 20.32 20.32 10.33 10.33 0.00 0.00 0.00 0.00 09:50:01 ens3 0.81 0.70 0.17 0.13 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:00 lo 28.54 28.54 10.09 10.09 0.00 0.00 0.00 0.00 10:00:00 ens3 0.50 0.41 0.11 0.08 0.00 0.00 0.00 0.00 10:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:16 lo 20.02 20.02 11.08 11.08 0.00 0.00 0.00 0.00 10:10:16 ens3 0.74 0.61 0.17 0.14 0.00 0.00 0.00 0.00 10:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 14.43 14.43 7.92 7.92 0.00 0.00 0.00 0.00 10:20:01 ens3 0.54 0.38 0.14 0.10 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:02 lo 16.78 16.78 9.42 9.42 0.00 0.00 0.00 0.00 10:30:02 ens3 0.97 0.86 0.30 0.24 0.00 0.00 0.00 0.00 10:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.15 20.15 10.25 10.25 0.00 0.00 0.00 0.00 Average: ens3 13.62 9.96 205.00 1.29 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-34570) 01/13/26 _x86_64_ (4 CPU) 08:48:09 LINUX RESTART (4 CPU) 08:50:01 CPU %user %nice %system %iowait %steal %idle 09:00:11 all 52.85 0.08 2.87 3.03 0.10 41.07 09:00:11 0 51.91 0.12 2.62 3.04 0.09 42.22 09:00:11 1 53.14 0.01 2.99 2.34 0.10 41.43 09:00:11 2 53.85 0.08 3.22 3.35 0.10 39.40 09:00:11 3 52.52 0.11 2.65 3.38 0.10 41.25 09:10:14 all 53.47 0.00 1.99 0.15 0.11 44.28 09:10:14 0 53.81 0.00 1.93 0.14 0.12 44.01 09:10:14 1 53.25 0.00 2.01 0.11 0.12 44.51 09:10:14 2 54.32 0.00 2.04 0.27 0.11 43.26 09:10:14 3 52.51 0.00 1.96 0.06 0.11 45.35 09:20:01 all 23.34 0.00 0.98 0.08 0.10 75.51 09:20:01 0 22.62 0.00 1.01 0.14 0.10 76.13 09:20:01 1 23.86 0.00 0.89 0.07 0.10 75.07 09:20:01 2 23.73 0.00 1.01 0.08 0.10 75.07 09:20:01 3 23.13 0.00 1.00 0.02 0.10 75.75 09:30:15 all 14.06 0.00 0.63 0.06 0.09 85.16 09:30:15 0 13.96 0.00 0.60 0.04 0.09 85.31 09:30:15 1 14.50 0.00 0.60 0.02 0.10 84.78 09:30:15 2 13.67 0.00 0.67 0.13 0.09 85.44 09:30:15 3 14.12 0.00 0.63 0.03 0.09 85.13 09:40:16 all 18.04 0.00 0.67 0.04 0.09 81.16 09:40:16 0 17.37 0.00 0.65 0.04 0.09 81.85 09:40:16 1 18.56 0.00 0.71 0.09 0.09 80.55 09:40:16 2 17.60 0.00 0.71 0.02 0.09 81.58 09:40:16 3 18.63 0.00 0.61 0.01 0.09 80.66 09:50:01 all 14.21 0.00 0.58 0.04 0.09 85.07 09:50:01 0 14.21 0.00 0.53 0.03 0.09 85.13 09:50:01 1 14.54 0.00 0.51 0.05 0.09 84.82 09:50:01 2 14.25 0.00 0.62 0.04 0.09 85.00 09:50:01 3 13.84 0.00 0.67 0.04 0.10 85.34 10:00:00 all 8.10 0.00 0.49 0.03 0.08 91.29 10:00:00 0 7.89 0.00 0.52 0.04 0.08 91.47 10:00:00 1 8.31 0.00 0.52 0.07 0.09 91.02 10:00:00 2 7.99 0.00 0.49 0.01 0.09 91.43 10:00:00 3 8.22 0.00 0.45 0.01 0.08 91.24 10:10:16 all 15.50 0.00 0.55 0.03 0.09 83.83 10:10:16 0 15.20 0.00 0.52 0.01 0.08 84.19 10:10:16 1 15.66 0.00 0.55 0.02 0.10 83.66 10:10:16 2 15.63 0.00 0.62 0.06 0.09 83.60 10:10:16 3 15.52 0.00 0.49 0.02 0.09 83.88 10:20:01 all 2.39 0.00 0.18 0.01 0.09 97.33 10:20:01 0 2.83 0.00 0.14 0.01 0.07 96.95 10:20:01 1 2.29 0.00 0.20 0.01 0.09 97.41 10:20:01 2 2.24 0.00 0.19 0.03 0.09 97.45 10:20:01 3 2.18 0.00 0.19 0.00 0.09 97.53 10:30:02 all 18.71 0.00 0.76 0.05 0.09 80.39 10:30:02 0 18.80 0.00 0.76 0.03 0.09 80.33 10:30:02 1 20.02 0.00 0.71 0.04 0.09 79.14 10:30:02 2 17.32 0.00 0.72 0.11 0.10 81.75 10:30:02 3 18.70 0.00 0.83 0.03 0.09 80.34 Average: all 22.16 0.01 0.97 0.36 0.09 76.41 Average: 0 21.94 0.01 0.93 0.36 0.09 76.67 Average: 1 22.51 0.00 0.97 0.29 0.10 76.13 Average: 2 22.16 0.01 1.04 0.42 0.09 76.29 Average: 3 22.04 0.01 0.95 0.37 0.09 76.54