---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-2412 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: 5600.00 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 687 10974 4 4328 14959 Swap: 1023 14 1009 ---> 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:0f:d1:2e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.223/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79826sec preferred_lft 79826sec inet6 fe80::f816:3eff:fe0f:d12e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:a0:6b:50:25:42 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-2412) 01/20/26 _x86_64_ (4 CPU) 17:02:51 LINUX RESTART (4 CPU) 17:10:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:20:01 77.98 24.02 50.50 3.46 349.71 5514.83 2845.83 17:30:01 29.99 0.33 13.28 16.38 12.20 362.59 213199.82 17:40:11 7.49 0.11 7.00 0.38 4.89 261.56 952.03 17:50:06 15.59 0.02 14.90 0.67 0.83 732.25 1397.57 18:00:01 12.83 0.02 12.28 0.53 0.77 425.65 626.11 18:10:11 16.85 11.83 4.85 0.17 138.63 149.26 66.08 18:20:11 4.84 0.02 4.69 0.13 1.16 144.09 82.16 18:30:01 5.19 0.00 5.01 0.18 0.31 155.58 100.95 18:40:11 9.94 0.01 9.55 0.38 0.68 642.48 251.85 18:50:11 5.41 0.02 5.15 0.24 0.60 174.99 88.97 Average: 18.51 3.62 12.64 2.25 50.63 847.64 21953.48 17:10:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:20:01 4071520 7148136 8786584 53.66 265856 2811252 9552900 54.83 2075796 9654120 152 17:30:01 3968392 7074096 8861052 54.12 268620 2837612 9530508 54.70 2114860 9715348 60 17:40:11 6601772 9731084 6205516 37.90 269636 2860208 6981280 40.07 2121424 7103300 620 17:50:06 12054788 15325064 615432 3.76 274808 2996040 1324976 7.61 2160108 1613572 11188 18:00:01 7968340 11291812 4646744 28.38 276472 3047568 5319736 30.54 2163460 5697832 264 18:10:11 7958200 11352272 4586112 28.01 281408 3105428 5293640 30.39 2204744 5644960 196 18:20:11 6599316 10013116 5924456 36.18 281840 3124744 6742584 38.70 2206804 7012424 100 18:30:01 6447808 9883020 6054568 36.98 282244 3145736 6789968 38.97 2209888 7160540 180 18:40:11 10447088 14030828 1909288 11.66 286112 3284184 2925308 16.79 2224356 3156848 540 18:50:11 6908408 10519736 5417996 33.09 286964 3310828 6100432 35.02 2236864 6657056 584 Average: 7302563 10636916 5300775 32.37 277396 3052360 6056133 34.76 2171830 6341600 1388 17:10:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:20:01 lo 28.17 28.17 20.87 20.87 0.00 0.00 0.00 0.00 17:20:01 ens3 2.20 2.20 0.68 1.25 0.00 0.00 0.00 0.00 17:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 lo 43.04 43.04 17.42 17.42 0.00 0.00 0.00 0.00 17:30:01 ens3 1.44 1.30 0.34 0.46 0.00 0.00 0.00 0.00 17:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:11 lo 14.25 14.25 7.31 7.31 0.00 0.00 0.00 0.00 17:40:11 ens3 0.86 0.44 0.27 0.18 0.00 0.00 0.00 0.00 17:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:06 lo 10.39 10.39 5.05 5.05 0.00 0.00 0.00 0.00 17:50:06 ens3 0.96 0.96 0.27 0.22 0.00 0.00 0.00 0.00 17:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:01 lo 19.90 19.90 10.45 10.45 0.00 0.00 0.00 0.00 18:00:01 ens3 0.83 0.83 0.19 0.16 0.00 0.00 0.00 0.00 18:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:11 lo 22.91 22.91 8.99 8.99 0.00 0.00 0.00 0.00 18:10:11 ens3 0.81 0.58 0.25 0.18 0.00 0.00 0.00 0.00 18:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:11 lo 18.27 18.27 8.13 8.13 0.00 0.00 0.00 0.00 18:20:11 ens3 0.80 0.47 0.28 0.19 0.00 0.00 0.00 0.00 18:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 lo 19.77 19.77 10.86 10.86 0.00 0.00 0.00 0.00 18:30:01 ens3 0.76 0.61 0.21 0.16 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:11 lo 17.79 17.79 9.95 9.95 0.00 0.00 0.00 0.00 18:40:11 ens3 1.00 0.81 0.30 0.24 0.00 0.00 0.00 0.00 18:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:11 lo 29.53 29.53 12.31 12.31 0.00 0.00 0.00 0.00 18:50:11 ens3 0.72 0.63 0.16 0.13 0.00 0.00 0.00 0.00 18:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.39 22.39 11.11 11.11 0.00 0.00 0.00 0.00 Average: ens3 1.04 0.88 0.29 0.32 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-2412) 01/20/26 _x86_64_ (4 CPU) 17:02:51 LINUX RESTART (4 CPU) 17:10:11 CPU %user %nice %system %iowait %steal %idle 17:20:01 all 58.63 0.00 2.24 0.13 0.11 38.89 17:20:01 0 58.69 0.00 2.23 0.16 0.11 38.81 17:20:01 1 58.48 0.00 2.13 0.09 0.11 39.19 17:20:01 2 58.75 0.00 2.35 0.08 0.11 38.71 17:20:01 3 58.59 0.00 2.26 0.20 0.11 38.83 17:30:01 all 30.06 0.00 1.17 0.42 0.12 68.23 17:30:01 0 30.18 0.00 1.07 1.12 0.11 67.52 17:30:01 1 30.45 0.00 1.15 0.18 0.12 68.10 17:30:01 2 30.20 0.00 1.27 0.36 0.12 68.06 17:30:01 3 29.40 0.00 1.20 0.05 0.11 69.23 17:40:11 all 16.48 0.00 0.77 0.20 0.11 82.45 17:40:11 0 16.84 0.00 0.73 0.48 0.11 81.84 17:40:11 1 16.78 0.00 0.80 0.16 0.11 82.15 17:40:11 2 16.18 0.00 0.77 0.02 0.10 82.92 17:40:11 3 16.10 0.00 0.78 0.14 0.11 82.88 17:50:06 all 21.73 0.00 0.90 0.69 0.10 76.58 17:50:06 0 21.47 0.00 0.89 0.52 0.10 77.02 17:50:06 1 21.49 0.00 0.86 0.64 0.10 76.91 17:50:06 2 21.59 0.00 0.84 0.25 0.10 77.22 17:50:06 3 22.36 0.00 1.00 1.34 0.10 75.19 18:00:01 all 25.12 0.00 0.85 0.19 0.10 73.74 18:00:01 0 24.42 0.00 0.82 0.04 0.10 74.62 18:00:01 1 25.30 0.00 0.86 0.50 0.10 73.25 18:00:01 2 25.01 0.00 1.03 0.14 0.10 73.72 18:00:01 3 25.74 0.00 0.70 0.08 0.09 73.39 18:10:11 all 8.19 0.08 0.48 0.15 0.10 91.01 18:10:11 0 7.69 0.24 0.56 0.26 0.11 91.15 18:10:11 1 8.12 0.08 0.54 0.18 0.10 90.98 18:10:11 2 8.45 0.00 0.42 0.12 0.11 90.90 18:10:11 3 8.48 0.00 0.41 0.04 0.08 90.99 18:20:11 all 9.80 0.00 0.52 0.07 0.10 89.50 18:20:11 0 9.67 0.00 0.51 0.19 0.10 89.54 18:20:11 1 10.36 0.00 0.46 0.05 0.10 89.03 18:20:11 2 9.01 0.00 0.56 0.04 0.11 90.28 18:20:11 3 10.17 0.00 0.56 0.01 0.11 89.16 18:30:01 all 10.05 0.00 0.52 0.03 0.10 89.30 18:30:01 0 10.14 0.00 0.48 0.08 0.11 89.19 18:30:01 1 10.48 0.00 0.63 0.03 0.10 88.76 18:30:01 2 9.51 0.00 0.50 0.01 0.10 89.89 18:30:01 3 10.08 0.00 0.47 0.01 0.09 89.35 18:40:11 all 15.32 0.00 0.69 0.05 0.10 83.84 18:40:11 0 14.61 0.00 0.61 0.03 0.10 84.64 18:40:11 1 15.30 0.00 0.67 0.09 0.10 83.83 18:40:11 2 15.33 0.00 0.79 0.02 0.10 83.76 18:40:11 3 16.04 0.00 0.67 0.03 0.10 83.15 18:50:11 all 13.33 0.00 0.59 0.03 0.10 85.95 18:50:11 0 13.31 0.00 0.52 0.01 0.10 86.06 18:50:11 1 13.08 0.00 0.65 0.08 0.11 86.08 18:50:11 2 13.65 0.00 0.65 0.01 0.11 85.58 18:50:11 3 13.28 0.00 0.53 0.01 0.11 86.07 Average: all 20.78 0.01 0.87 0.20 0.10 78.05 Average: 0 20.61 0.02 0.84 0.29 0.10 78.13 Average: 1 20.89 0.01 0.87 0.20 0.11 77.92 Average: 2 20.68 0.00 0.91 0.10 0.11 78.20 Average: 3 20.92 0.00 0.85 0.19 0.10 77.93