---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1460 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: 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 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 8.6G 69G 12% / 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 576 12530 4 2882 15072 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:4b:0e:4d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.79/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81283sec preferred_lft 81283sec inet6 fe80::f816:3eff:fe4b:e4d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:5f:bf:f9:a6:f8 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-1460) 11/26/25 _x86_64_ (4 CPU) 22:20:35 LINUX RESTART (4 CPU) 22:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:40:01 1.55 0.00 1.52 0.02 0.04 18.60 0.69 22:50:03 1.44 0.00 1.42 0.01 0.00 16.54 0.12 23:00:03 13.72 11.95 1.75 0.03 136.32 32.29 0.24 23:10:01 11.68 0.00 1.49 10.19 0.15 17.40 243713.73 23:20:03 1.44 0.00 1.43 0.01 0.01 16.77 0.07 23:30:01 1.49 0.00 1.48 0.00 0.00 17.04 0.01 23:40:01 1.56 0.00 1.56 0.00 0.00 17.86 0.00 Average: 4.69 1.71 1.52 1.46 19.50 19.50 34705.65 22:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:40:01 13685452 15533568 483120 2.95 55916 2018052 1130708 6.49 269112 2167060 232 22:50:03 13685544 15534272 482400 2.95 56512 2018060 1130708 6.49 269708 2167672 176 23:00:03 13623652 15523576 485256 2.96 60860 2057776 1130708 6.49 309032 2173168 180 23:10:01 13610560 15516096 492616 3.01 61736 2062548 1130708 6.49 314600 2175344 148 23:20:03 13609608 15515964 492848 3.01 62360 2062684 1130772 6.49 315276 2179960 204 23:30:01 13609108 15516064 492820 3.01 62932 2062696 1130836 6.49 315856 2180220 204 23:40:01 13609108 15516828 492040 3.01 63552 2062836 1130836 6.49 316468 2180236 200 Average: 13633290 15522338 488729 2.98 60553 2049236 1130754 6.49 301436 2174809 192 22:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:40:01 ens3 0.32 0.15 0.10 0.06 0.00 0.00 0.00 0.00 22:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:50:03 ens3 0.18 0.08 0.04 0.02 0.00 0.00 0.00 0.00 22:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:00:03 ens3 0.17 0.09 0.04 0.02 0.00 0.00 0.00 0.00 23:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:10:01 ens3 0.17 0.08 0.04 0.02 0.00 0.00 0.00 0.00 23:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:20:03 ens3 0.27 0.18 0.05 0.48 0.00 0.00 0.00 0.00 23:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:30:01 ens3 0.17 0.08 0.04 0.02 0.00 0.00 0.00 0.00 23:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:40:01 ens3 0.30 0.13 0.10 0.06 0.00 0.00 0.00 0.00 23:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 0.23 0.11 0.06 0.09 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-1460) 11/26/25 _x86_64_ (4 CPU) 22:20:35 LINUX RESTART (4 CPU) 22:30:01 CPU %user %nice %system %iowait %steal %idle 22:40:01 all 0.18 0.00 0.02 0.02 0.02 99.76 22:40:01 0 0.02 0.00 0.02 0.01 0.02 99.94 22:40:01 1 0.66 0.00 0.04 0.00 0.05 99.26 22:40:01 2 0.02 0.00 0.02 0.01 0.01 99.95 22:40:01 3 0.03 0.00 0.02 0.05 0.01 99.89 22:50:03 all 0.10 0.00 0.02 0.01 0.02 99.85 22:50:03 0 0.01 0.00 0.02 0.01 0.01 99.95 22:50:03 1 0.34 0.00 0.03 0.00 0.03 99.60 22:50:03 2 0.02 0.00 0.02 0.02 0.02 99.92 22:50:03 3 0.02 0.00 0.02 0.01 0.02 99.93 23:00:03 all 0.03 0.08 0.04 0.07 0.02 99.76 23:00:03 0 0.01 0.00 0.03 0.00 0.03 99.92 23:00:03 1 0.07 0.00 0.02 0.04 0.03 99.83 23:00:03 2 0.02 0.00 0.02 0.02 0.02 99.92 23:00:03 3 0.01 0.31 0.08 0.23 0.01 99.36 23:10:01 all 0.16 0.00 0.03 0.03 0.02 99.76 23:10:01 0 0.01 0.00 0.02 0.04 0.01 99.92 23:10:01 1 0.55 0.00 0.03 0.01 0.03 99.40 23:10:01 2 0.02 0.00 0.02 0.00 0.01 99.95 23:10:01 3 0.07 0.00 0.05 0.08 0.03 99.77 23:20:03 all 0.16 0.00 0.02 0.01 0.02 99.79 23:20:03 0 0.01 0.00 0.01 0.00 0.01 99.96 23:20:03 1 0.55 0.00 0.02 0.00 0.02 99.40 23:20:03 2 0.04 0.00 0.01 0.00 0.01 99.93 23:20:03 3 0.03 0.00 0.04 0.04 0.03 99.86 23:30:01 all 0.14 0.00 0.02 0.01 0.02 99.80 23:30:01 0 0.01 0.00 0.02 0.01 0.01 99.95 23:30:01 1 0.46 0.00 0.01 0.00 0.02 99.50 23:30:01 2 0.06 0.00 0.02 0.03 0.01 99.88 23:30:01 3 0.04 0.00 0.04 0.01 0.03 99.88 23:40:01 all 0.23 0.00 0.03 0.01 0.02 99.71 23:40:01 0 0.01 0.00 0.02 0.01 0.02 99.95 23:40:01 1 0.67 0.00 0.05 0.00 0.03 99.25 23:40:01 2 0.22 0.00 0.02 0.01 0.02 99.73 23:40:01 3 0.02 0.00 0.03 0.03 0.01 99.91 Average: all 0.14 0.01 0.03 0.02 0.02 99.78 Average: 0 0.01 0.00 0.02 0.01 0.02 99.94 Average: 1 0.47 0.00 0.03 0.01 0.03 99.46 Average: 2 0.06 0.00 0.02 0.01 0.01 99.90 Average: 3 0.03 0.04 0.04 0.06 0.02 99.80