---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-34540 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 66G 16% / 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 652 8709 4 6626 14993 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:fb:e2:05 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.168/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84373sec preferred_lft 84373sec inet6 fe80::f816:3eff:fefb:e205/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:d0:f6:89:07:05 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-34540) 01/13/26 _x86_64_ (4 CPU) 05:23:27 LINUX RESTART (4 CPU) 05:30:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:01 26.94 0.06 23.98 2.90 6.48 2398.46 2874.78 05:50:14 31.52 0.02 28.32 3.17 0.52 4461.58 6692.46 Average: 29.28 0.04 26.20 3.04 3.43 3452.50 4825.21 05:30:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:01 8435304 12399932 3556456 21.72 143328 3931404 3525736 20.24 928544 6598744 186000 05:50:14 7726772 12576912 3375688 20.62 159112 4762152 3429020 19.68 1190564 7014000 1228 Average: 8081038 12488422 3466072 21.17 151220 4346778 3477378 19.96 1059554 6806372 93614 05:30:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:01 lo 1452.42 1452.42 1377.33 1377.33 0.00 0.00 0.00 0.00 05:40:01 ens3 43.36 35.98 30.12 12.95 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:14 lo 1248.59 1248.59 1185.71 1185.71 0.00 0.00 0.00 0.00 05:50:14 ens3 46.12 35.32 42.45 12.58 0.00 0.00 0.00 0.00 05:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1348.28 1348.28 1279.43 1279.43 0.00 0.00 0.00 0.00 Average: ens3 44.77 35.64 36.42 12.76 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-34540) 01/13/26 _x86_64_ (4 CPU) 05:23:27 LINUX RESTART (4 CPU) 05:30:15 CPU %user %nice %system %iowait %steal %idle 05:40:01 all 66.38 0.00 2.35 0.06 0.09 31.12 05:40:01 0 66.21 0.00 2.39 0.05 0.10 31.26 05:40:01 1 66.05 0.00 2.26 0.10 0.09 31.50 05:40:01 2 66.64 0.00 2.02 0.03 0.10 31.22 05:40:01 3 66.63 0.00 2.73 0.07 0.10 30.48 05:50:14 all 55.40 0.00 2.39 0.58 0.10 41.53 05:50:14 0 54.01 0.00 2.48 0.15 0.09 43.26 05:50:14 1 57.44 0.00 2.58 1.26 0.10 38.61 05:50:14 2 56.18 0.00 2.40 0.14 0.10 41.18 05:50:14 3 53.96 0.00 2.10 0.76 0.09 43.09 Average: all 60.77 0.00 2.37 0.32 0.10 36.44 Average: 0 59.98 0.00 2.44 0.10 0.09 37.38 Average: 1 61.65 0.00 2.43 0.69 0.10 35.13 Average: 2 61.30 0.00 2.21 0.09 0.10 36.30 Average: 3 60.16 0.00 2.41 0.42 0.09 36.92