---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-1902 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 61G 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 723 10987 4 4278 14923 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:31:1f:96 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.118/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80623sec preferred_lft 80623sec inet6 fe80::f816:3eff:fe31:1f96/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:e8:a7:40:a0:57 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-16g-1902) 11/28/25 _x86_64_ (4 CPU) 14:14:13 LINUX RESTART (4 CPU) 14:20:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:04 74.81 22.54 49.15 3.11 343.21 7075.79 3335.56 14:40:04 22.26 1.64 19.45 1.17 20.87 900.19 1328.49 14:50:04 18.23 0.02 17.34 0.87 0.75 525.63 572.68 15:00:04 4.71 0.01 4.49 0.20 0.45 124.91 56.91 15:10:04 7.13 0.03 6.74 0.36 2.57 203.00 285.21 15:20:04 5.26 0.01 5.07 0.19 0.40 140.72 158.47 15:30:04 2.90 0.01 2.89 0.00 0.20 44.67 0.01 15:40:04 11.90 0.08 11.25 0.57 2.51 617.61 205.20 15:50:04 9.35 1.79 6.79 0.76 87.80 981.52 475.25 Average: 17.39 2.90 13.69 0.80 50.97 1179.35 713.09 14:20:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:04 1563220 5413960 10514260 64.22 268532 3531952 11677484 67.03 2262564 11906060 1004 14:40:04 5645124 9082040 6850012 41.84 270760 3148036 7633996 43.82 2349264 7791544 428 14:50:04 8118908 11611624 4323592 26.41 274124 3200468 5168852 29.67 2367584 5317996 540 15:00:04 7732956 11236848 4698036 28.69 274780 3210992 5409884 31.05 2369080 5707600 460 15:10:04 6575272 10105508 5828984 35.60 275580 3236528 6645604 38.15 2372624 6858100 484 15:20:04 6298252 9844984 6089292 37.19 276080 3252524 6802452 39.05 2375536 7122868 432 15:30:04 6136496 9684880 6249108 38.17 276412 3253844 6904288 39.63 2376044 7280284 264 15:40:04 7799764 11479336 4455528 27.21 280480 3377624 5158620 29.61 2392932 5617940 212 15:50:04 11349636 15341948 594720 3.63 282956 3678672 1230440 7.06 2443980 1995072 30504 Average: 6802181 10422348 5511504 33.66 275523 3321182 6292402 36.12 2367734 6621940 3814 14:20:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:04 lo 22.67 22.67 17.90 17.90 0.00 0.00 0.00 0.00 14:30:04 ens3 2.42 2.23 0.80 1.55 0.00 0.00 0.00 0.00 14:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:04 lo 42.47 42.47 18.01 18.01 0.00 0.00 0.00 0.00 14:40:04 ens3 1.77 1.52 0.44 0.41 0.00 0.00 0.00 0.00 14:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:04 lo 19.16 19.16 9.29 9.29 0.00 0.00 0.00 0.00 14:50:04 ens3 0.98 0.93 0.21 0.18 0.00 0.00 0.00 0.00 14:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:04 lo 20.36 20.36 9.60 9.60 0.00 0.00 0.00 0.00 15:00:04 ens3 0.89 0.61 0.24 0.18 0.00 0.00 0.00 0.00 15:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:04 lo 28.38 28.38 11.11 11.11 0.00 0.00 0.00 0.00 15:10:04 ens3 0.57 0.45 0.12 0.09 0.00 0.00 0.00 0.00 15:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:04 lo 20.62 20.62 11.00 11.00 0.00 0.00 0.00 0.00 15:20:04 ens3 0.68 0.57 0.14 0.11 0.00 0.00 0.00 0.00 15:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:04 lo 10.39 10.39 5.49 5.49 0.00 0.00 0.00 0.00 15:30:04 ens3 0.40 0.33 0.09 0.07 0.00 0.00 0.00 0.00 15:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:04 lo 14.91 14.91 8.73 8.73 0.00 0.00 0.00 0.00 15:40:04 ens3 1.03 0.80 0.29 0.23 0.00 0.00 0.00 0.00 15:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:04 lo 32.47 32.47 12.57 12.57 0.00 0.00 0.00 0.00 15:50:04 ens3 2.30 2.03 1.35 0.81 0.00 0.00 0.00 0.00 15:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.49 23.49 11.52 11.52 0.00 0.00 0.00 0.00 Average: ens3 1.23 1.05 0.41 0.40 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-16g-1902) 11/28/25 _x86_64_ (4 CPU) 14:14:13 LINUX RESTART (4 CPU) 14:20:04 CPU %user %nice %system %iowait %steal %idle 14:30:04 all 53.87 0.00 2.22 0.18 0.11 43.61 14:30:04 0 53.34 0.00 1.98 0.30 0.11 44.27 14:30:04 1 54.73 0.00 2.26 0.13 0.12 42.77 14:30:04 2 53.31 0.00 2.35 0.18 0.11 44.05 14:30:04 3 54.11 0.00 2.30 0.11 0.12 43.36 14:40:04 all 38.34 0.00 1.60 0.06 0.11 59.89 14:40:04 0 37.95 0.00 1.67 0.04 0.11 60.24 14:40:04 1 38.29 0.00 1.59 0.04 0.11 59.97 14:40:04 2 38.23 0.00 1.63 0.03 0.11 59.99 14:40:04 3 38.88 0.00 1.52 0.13 0.11 59.36 14:50:04 all 29.17 0.00 1.04 0.04 0.10 69.65 14:50:04 0 29.97 0.00 1.11 0.04 0.09 68.79 14:50:04 1 28.41 0.00 1.02 0.06 0.10 70.41 14:50:04 2 28.88 0.00 1.03 0.02 0.10 69.96 14:50:04 3 29.41 0.00 1.02 0.05 0.09 69.43 15:00:04 all 8.48 0.00 0.36 0.62 0.11 90.43 15:00:04 0 8.61 0.00 0.31 0.64 0.08 90.37 15:00:04 1 8.23 0.00 0.35 0.60 0.09 90.74 15:00:04 2 8.85 0.00 0.43 0.62 0.09 90.01 15:00:04 3 8.23 0.00 0.34 0.64 0.18 90.61 15:10:04 all 14.83 0.00 0.62 0.05 0.09 84.41 15:10:04 0 14.12 0.00 0.57 0.01 0.09 85.22 15:10:04 1 15.15 0.00 0.65 0.11 0.09 84.00 15:10:04 2 15.18 0.00 0.62 0.08 0.09 84.03 15:10:04 3 14.89 0.00 0.64 0.01 0.08 84.39 15:20:04 all 10.44 0.00 0.49 0.04 0.09 88.95 15:20:04 0 10.38 0.00 0.43 0.03 0.09 89.07 15:20:04 1 10.49 0.00 0.50 0.03 0.09 88.90 15:20:04 2 10.19 0.00 0.49 0.02 0.09 89.21 15:20:04 3 10.69 0.00 0.52 0.06 0.09 88.64 15:30:04 all 1.38 0.00 0.17 0.01 0.07 98.37 15:30:04 0 1.33 0.00 0.17 0.03 0.07 98.39 15:30:04 1 1.44 0.00 0.17 0.01 0.08 98.30 15:30:04 2 1.28 0.00 0.17 0.01 0.07 98.47 15:30:04 3 1.45 0.00 0.15 0.01 0.07 98.33 15:40:04 all 18.49 0.00 0.72 0.04 0.08 80.67 15:40:04 0 17.83 0.00 0.66 0.02 0.08 81.41 15:40:04 1 17.97 0.00 0.72 0.09 0.08 81.14 15:40:04 2 19.65 0.00 0.84 0.02 0.08 79.41 15:40:04 3 18.51 0.00 0.66 0.03 0.08 80.73 15:50:04 all 10.44 0.00 0.52 0.08 0.08 88.88 15:50:04 0 9.97 0.00 0.54 0.12 0.08 89.29 15:50:04 1 11.16 0.00 0.59 0.09 0.09 88.07 15:50:04 2 10.91 0.00 0.50 0.03 0.08 88.47 15:50:04 3 9.72 0.00 0.43 0.09 0.08 89.67 Average: all 20.61 0.00 0.86 0.13 0.09 78.32 Average: 0 20.39 0.00 0.83 0.14 0.09 78.56 Average: 1 20.66 0.00 0.87 0.13 0.09 78.25 Average: 2 20.72 0.00 0.90 0.11 0.09 78.18 Average: 3 20.65 0.00 0.84 0.12 0.10 78.28