---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8535 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 11G 68G 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 632 10507 4 4848 15014 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:72:f2:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.208/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80893sec preferred_lft 80893sec inet6 fe80::f816:3eff:fe72:f255/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:b0:36:a8:a5:56 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-4g-8535) 11/13/25 _x86_64_ (4 CPU) 09:55:48 LINUX RESTART (4 CPU) 10:00:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:04 4.30 0.50 3.54 0.27 334.93 399.40 56.36 10:20:04 1.46 0.01 1.44 0.02 0.05 16.48 0.15 10:30:04 12.15 0.00 1.58 10.57 0.15 18.11 241143.96 10:40:04 1.39 0.00 1.38 0.01 0.00 15.80 0.11 10:50:04 1.51 0.00 1.50 0.02 0.00 17.23 0.13 11:00:04 1.52 0.00 1.51 0.01 0.00 17.15 0.09 11:10:04 16.67 3.18 12.14 1.35 168.68 2581.37 6789.63 11:20:04 26.21 0.02 23.03 3.16 1.16 2335.73 27180.05 Average: 8.15 0.46 5.76 1.92 63.12 675.16 34395.77 10:00:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:04 13064784 15530648 450668 2.75 91852 2569316 969532 5.57 423428 2560316 40 10:20:04 13064608 15531104 450292 2.75 92436 2569328 969660 5.57 424020 2562172 224 10:30:04 13058852 15531008 450356 2.75 93228 2574192 969728 5.57 429528 2563768 12 10:40:04 13057596 15530328 451176 2.76 93780 2574212 969728 5.57 430088 2565396 12 10:50:04 13056840 15530088 451412 2.76 94308 2574208 969728 5.57 430592 2566832 196 11:00:04 13057652 15531668 449844 2.75 94912 2574360 969728 5.57 431220 2568576 192 11:10:04 10073824 13327084 2635180 16.09 121208 3286396 2818904 16.18 706640 5244784 55404 11:20:04 9001396 12654064 3303708 20.18 145088 3626344 3662060 21.02 831816 6153208 22676 Average: 12179444 14895749 1080330 6.60 103352 2793544 1537384 8.82 513416 3348132 9844 10:00:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:04 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 10:10:04 ens3 4.91 2.27 85.13 0.22 0.00 0.00 0.00 0.00 10:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:20:04 ens3 0.38 0.12 0.08 0.04 0.00 0.00 0.00 0.00 10:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:30:04 ens3 0.38 0.11 0.08 0.04 0.00 0.00 0.00 0.00 10:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:40:04 ens3 0.40 0.12 0.10 0.06 0.00 0.00 0.00 0.00 10:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:50:04 ens3 0.37 0.11 0.08 0.05 0.00 0.00 0.00 0.00 10:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:00:04 ens3 0.56 0.13 0.11 0.05 0.00 0.00 0.00 0.00 11:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:04 lo 680.83 680.83 647.26 647.26 0.00 0.00 0.00 0.00 11:10:04 ens3 85.10 67.50 786.98 10.31 0.00 0.00 0.00 0.00 11:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:04 lo 1587.28 1587.28 1506.19 1506.19 0.00 0.00 0.00 0.00 11:20:04 ens3 22.87 20.74 11.20 6.82 0.00 0.00 0.00 0.00 11:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 283.59 283.59 269.18 269.18 0.00 0.00 0.00 0.00 Average: ens3 14.37 11.39 110.47 2.20 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-4g-8535) 11/13/25 _x86_64_ (4 CPU) 09:55:48 LINUX RESTART (4 CPU) 10:00:04 CPU %user %nice %system %iowait %steal %idle 10:10:04 all 0.25 0.00 0.09 0.06 0.02 99.58 10:10:04 0 0.28 0.00 0.11 0.03 0.02 99.57 10:10:04 1 0.30 0.00 0.09 0.07 0.01 99.54 10:10:04 2 0.20 0.00 0.10 0.05 0.03 99.63 10:10:04 3 0.23 0.00 0.08 0.10 0.01 99.59 10:20:04 all 0.07 0.00 0.02 0.01 0.02 99.89 10:20:04 0 0.01 0.00 0.01 0.00 0.01 99.96 10:20:04 1 0.01 0.00 0.01 0.00 0.01 99.96 10:20:04 2 0.02 0.00 0.02 0.01 0.02 99.94 10:20:04 3 0.23 0.00 0.03 0.02 0.03 99.70 10:30:04 all 0.15 0.00 0.03 0.03 0.02 99.77 10:30:04 0 0.02 0.00 0.03 0.09 0.01 99.86 10:30:04 1 0.02 0.00 0.03 0.02 0.02 99.93 10:30:04 2 0.03 0.00 0.03 0.02 0.02 99.91 10:30:04 3 0.56 0.00 0.04 0.00 0.02 99.38 10:40:04 all 0.05 0.00 0.02 0.01 0.02 99.91 10:40:04 0 0.02 0.00 0.02 0.00 0.01 99.95 10:40:04 1 0.02 0.00 0.02 0.02 0.02 99.92 10:40:04 2 0.01 0.00 0.01 0.01 0.01 99.96 10:40:04 3 0.17 0.00 0.02 0.00 0.02 99.79 10:50:04 all 0.18 0.00 0.02 0.01 0.02 99.78 10:50:04 0 0.02 0.00 0.02 0.02 0.01 99.92 10:50:04 1 0.03 0.00 0.02 0.00 0.02 99.94 10:50:04 2 0.22 0.00 0.01 0.00 0.02 99.74 10:50:04 3 0.46 0.00 0.02 0.00 0.01 99.51 11:00:04 all 0.02 0.00 0.02 0.01 0.02 99.94 11:00:04 0 0.02 0.00 0.02 0.01 0.02 99.94 11:00:04 1 0.01 0.00 0.01 0.01 0.01 99.96 11:00:04 2 0.03 0.00 0.03 0.00 0.03 99.91 11:00:04 3 0.01 0.00 0.01 0.02 0.01 99.95 11:10:04 all 33.31 0.00 1.41 0.24 0.06 64.98 11:10:04 0 32.76 0.00 1.43 0.17 0.06 65.59 11:10:04 1 32.96 0.00 1.62 0.39 0.07 64.96 11:10:04 2 33.06 0.00 1.20 0.09 0.07 65.58 11:10:04 3 34.46 0.00 1.40 0.29 0.06 63.78 11:20:04 all 63.73 0.00 2.47 0.57 0.10 33.14 11:20:04 0 63.51 0.00 2.30 0.19 0.09 33.91 11:20:04 1 66.00 0.00 2.65 0.68 0.10 30.57 11:20:04 2 62.66 0.00 2.62 0.29 0.10 34.33 11:20:04 3 62.74 0.00 2.31 1.12 0.10 33.74 Average: all 12.19 0.00 0.51 0.12 0.03 87.16 Average: 0 12.06 0.00 0.49 0.06 0.03 87.36 Average: 1 12.38 0.00 0.55 0.15 0.03 86.88 Average: 2 11.99 0.00 0.50 0.06 0.04 87.42 Average: 3 12.32 0.00 0.49 0.19 0.03 86.97