---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-11894 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 17G 61G 22% / 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 707 11669 3 3611 14939 Swap: 1023 1 1022 ---> 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:ac:a6:a4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.203/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83191sec preferred_lft 83191sec inet6 fe80::f816:3eff:feac:a6a4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:c6:6c:f1:22:dd 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-11894) 11/19/25 _x86_64_ (4 CPU) 09:26:49 LINUX RESTART (4 CPU) 09:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:09 77.88 4.91 68.44 4.53 684.04 31429.21 28585.89 09:50:26 46.98 22.91 22.77 1.30 246.50 1494.28 726.72 10:00:01 18.92 0.27 4.79 13.86 10.03 158.46 218029.38 10:10:26 7.14 0.02 6.73 0.39 0.87 241.30 668.53 Average: 37.80 7.13 25.81 4.85 236.72 8355.30 59238.49 09:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:09 2282612 6979136 8947912 54.65 258036 4319880 10538608 60.49 2249668 11155844 78740 09:50:26 4257336 7139444 8796224 53.72 257168 2651316 9454836 54.27 2142764 9434100 404 10:00:01 8153928 11058244 4878836 29.80 259968 2670720 5641752 32.38 2159808 5540328 240 10:10:26 6880504 9803060 6135956 37.48 261096 2687840 6913336 39.68 2164920 6803412 216 Average: 5393595 8744971 7189732 43.91 259067 3082439 8137133 46.71 2179290 8233421 19900 09:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:09 lo 13.94 13.94 12.31 12.31 0.00 0.00 0.00 0.00 09:40:09 ens3 68.30 52.18 1037.54 5.63 0.00 0.00 0.00 0.00 09:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:26 lo 42.95 42.95 20.11 20.11 0.00 0.00 0.00 0.00 09:50:26 ens3 1.70 1.42 0.36 0.30 0.00 0.00 0.00 0.00 09:50:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 lo 18.99 18.99 7.22 7.22 0.00 0.00 0.00 0.00 10:00:01 ens3 0.61 0.44 0.16 0.11 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:26 lo 9.46 9.46 5.94 5.94 0.00 0.00 0.00 0.00 10:10:26 ens3 0.43 0.32 0.09 0.06 0.00 0.00 0.00 0.00 10:10:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.36 21.36 11.45 11.45 0.00 0.00 0.00 0.00 Average: ens3 17.80 13.62 260.13 1.53 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-11894) 11/19/25 _x86_64_ (4 CPU) 09:26:49 LINUX RESTART (4 CPU) 09:30:01 CPU %user %nice %system %iowait %steal %idle 09:40:09 all 53.89 0.00 2.46 1.30 0.10 42.25 09:40:09 0 54.65 0.00 2.46 1.53 0.10 41.26 09:40:09 1 52.38 0.00 2.44 1.55 0.11 43.52 09:40:09 2 56.24 0.00 2.56 1.63 0.10 39.47 09:40:09 3 52.28 0.00 2.39 0.48 0.10 44.74 09:50:26 all 39.57 0.00 1.65 0.10 0.11 58.58 09:50:26 0 39.03 0.00 1.55 0.09 0.11 59.21 09:50:26 1 39.67 0.00 1.71 0.12 0.11 58.40 09:50:26 2 39.87 0.00 1.66 0.09 0.11 58.27 09:50:26 3 39.69 0.00 1.66 0.09 0.11 58.44 10:00:01 all 8.96 0.00 0.58 0.06 0.10 90.30 10:00:01 0 8.78 0.00 0.46 0.16 0.11 90.49 10:00:01 1 8.79 0.00 0.57 0.01 0.10 90.53 10:00:01 2 9.39 0.00 0.67 0.05 0.10 89.79 10:00:01 3 8.86 0.00 0.63 0.01 0.10 90.40 10:10:26 all 14.56 0.00 0.63 0.03 0.10 84.68 10:10:26 0 14.43 0.00 0.62 0.06 0.10 84.79 10:10:26 1 14.57 0.00 0.64 0.02 0.10 84.67 10:10:26 2 14.68 0.00 0.65 0.01 0.10 84.56 10:10:26 3 14.55 0.00 0.60 0.03 0.11 84.71 Average: all 29.45 0.00 1.34 0.37 0.10 68.74 Average: 0 29.44 0.00 1.28 0.46 0.10 68.72 Average: 1 29.05 0.00 1.35 0.43 0.10 69.07 Average: 2 30.24 0.00 1.39 0.45 0.10 67.83 Average: 3 29.06 0.00 1.33 0.16 0.10 69.35