---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3109 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: 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 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 12G 67G 15% / 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 728 9336 4 5924 14918 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:ee:ca:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.231/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84024sec preferred_lft 84024sec inet6 fe80::f816:3eff:feee:cad0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:db:6d:11:1f:15 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-4g-3109) 01/22/26 _x86_64_ (4 CPU) 20:23:06 LINUX RESTART (4 CPU) 20:30:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:17 27.89 0.44 22.73 4.72 15.12 4509.98 7527.00 20:50:01 57.27 0.00 43.80 13.47 0.00 2703.79 27678.30 21:00:02 23.61 0.13 19.99 3.49 6.44 4515.35 1946.13 Average: 36.01 0.20 28.66 7.15 7.30 3924.77 12209.26 20:30:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:17 9194828 13422148 2529296 15.45 183464 4106924 2768824 15.89 913244 5805908 11780 20:50:01 8532312 13133220 2814736 17.19 209312 4419784 2952388 16.95 1009296 6322644 37256 21:00:02 9672144 15369984 573384 3.50 240916 5429212 1090108 6.26 1375708 4756820 136 Average: 9133095 13975117 1972472 12.05 211231 4651973 2270440 13.03 1099416 5628457 16391 20:30:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:17 lo 1314.26 1314.26 1251.82 1251.82 0.00 0.00 0.00 0.00 20:40:17 ens3 90.04 70.93 296.94 20.29 0.00 0.00 0.00 0.00 20:40:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 lo 5283.81 5283.81 5036.25 5036.25 0.00 0.00 0.00 0.00 20:50:01 ens3 79.83 58.09 26.42 19.73 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:02 lo 1336.98 1336.98 1257.32 1257.32 0.00 0.00 0.00 0.00 21:00:02 ens3 108.75 108.83 142.66 177.03 0.00 0.00 0.00 0.00 21:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2611.95 2611.95 2483.59 2483.59 0.00 0.00 0.00 0.00 Average: ens3 92.98 79.44 157.41 72.54 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-4g-3109) 01/22/26 _x86_64_ (4 CPU) 20:23:06 LINUX RESTART (4 CPU) 20:30:06 CPU %user %nice %system %iowait %steal %idle 20:40:17 all 65.10 0.00 2.83 0.94 0.09 31.05 20:40:17 0 65.44 0.00 2.74 0.93 0.09 30.80 20:40:17 1 65.60 0.00 3.06 0.94 0.09 30.30 20:40:17 2 64.78 0.00 2.75 0.11 0.09 32.26 20:40:17 3 64.56 0.00 2.76 1.78 0.09 30.81 20:50:01 all 62.02 0.00 4.09 0.24 0.10 33.55 20:50:01 0 61.17 0.00 4.68 0.38 0.10 33.67 20:50:01 1 62.95 0.00 4.42 0.10 0.10 32.43 20:50:01 2 61.07 0.00 3.32 0.18 0.10 35.33 20:50:01 3 62.91 0.00 3.94 0.29 0.10 32.76 21:00:02 all 38.95 0.00 1.91 0.08 0.08 58.98 21:00:02 0 34.64 0.00 1.83 0.09 0.07 63.37 21:00:02 1 39.22 0.00 1.94 0.06 0.08 58.70 21:00:02 2 38.09 0.00 1.80 0.12 0.08 59.92 21:00:02 3 43.86 0.00 2.09 0.04 0.08 53.94 Average: all 55.34 0.00 2.93 0.42 0.09 41.21 Average: 0 53.74 0.00 3.06 0.47 0.09 42.64 Average: 1 55.91 0.00 3.13 0.37 0.09 40.50 Average: 2 54.64 0.00 2.62 0.14 0.09 42.52 Average: 3 57.08 0.00 2.92 0.71 0.09 39.19