---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-15926 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 9.4G 68G 13% / 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 624 11553 4 3810 15021 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:08:09:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.58/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83423sec preferred_lft 83423sec inet6 fe80::f816:3eff:fe08:9fa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:59:64:c3:a2:e6 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-15926) 12/23/25 _x86_64_ (4 CPU) 01:06:24 LINUX RESTART (4 CPU) 01:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 4.69 0.25 4.08 0.36 209.72 512.74 779.14 01:30:07 1.60 0.00 1.59 0.00 0.04 18.78 0.85 01:40:07 27.48 2.83 11.01 13.65 158.28 2594.93 247568.93 01:50:01 12.38 0.02 10.41 1.95 0.58 890.15 11969.02 Average: 11.53 0.78 6.76 3.99 91.85 1003.20 65202.44 01:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 13099508 15530524 451764 2.76 90776 2536948 973016 5.59 382424 2571624 200 01:30:07 13099672 15531360 451016 2.75 91336 2537056 972156 5.58 382976 2571912 180 01:40:07 10380664 13611176 2349716 14.35 116568 3260172 2610344 14.98 688400 4947444 6568 01:50:01 9513664 12955368 3003084 18.34 129272 3439596 3256644 18.69 738588 5736680 272 Average: 11523377 14407107 1563895 9.55 106988 2943443 1953040 11.21 548097 3956915 1805 01:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 0.14 0.14 0.02 0.02 0.00 0.00 0.00 0.00 01:20:01 ens3 6.03 3.10 147.13 0.29 0.00 0.00 0.00 0.00 01:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 01:30:07 ens3 0.37 0.14 0.10 0.06 0.00 0.00 0.00 0.00 01:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:40:07 lo 0.48 0.48 0.05 0.05 0.00 0.00 0.00 0.00 01:40:07 ens3 53.96 41.19 498.12 8.89 0.00 0.00 0.00 0.00 01:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:50:01 lo 44.20 44.20 10.36 10.36 0.00 0.00 0.00 0.00 01:50:01 ens3 11.66 9.67 12.16 3.38 0.00 0.00 0.00 0.00 01:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 11.15 11.15 2.59 2.59 0.00 0.00 0.00 0.00 Average: ens3 18.01 13.53 164.37 3.16 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-15926) 12/23/25 _x86_64_ (4 CPU) 01:06:24 LINUX RESTART (4 CPU) 01:10:07 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 0.45 0.00 0.08 0.06 0.02 99.39 01:20:01 0 0.19 0.00 0.09 0.07 0.02 99.63 01:20:01 1 0.29 0.00 0.12 0.11 0.02 99.47 01:20:01 2 0.89 0.00 0.05 0.02 0.02 99.02 01:20:01 3 0.42 0.00 0.07 0.02 0.03 99.46 01:30:07 all 0.10 0.00 0.02 0.01 0.02 99.84 01:30:07 0 0.15 0.00 0.02 0.01 0.01 99.81 01:30:07 1 0.19 0.00 0.03 0.02 0.03 99.72 01:30:07 2 0.03 0.00 0.02 0.00 0.03 99.92 01:30:07 3 0.03 0.00 0.02 0.00 0.02 99.93 01:40:07 all 16.92 0.00 0.70 0.11 0.04 82.22 01:40:07 0 16.62 0.00 0.54 0.16 0.04 82.63 01:40:07 1 16.86 0.00 0.48 0.14 0.05 82.47 01:40:07 2 16.90 0.00 0.58 0.06 0.04 82.41 01:40:07 3 17.29 0.00 1.20 0.09 0.04 81.37 01:50:01 all 24.73 0.00 1.00 0.08 0.08 74.10 01:50:01 0 24.85 0.00 0.93 0.04 0.08 74.10 01:50:01 1 24.22 0.00 1.12 0.08 0.08 74.49 01:50:01 2 25.68 0.00 0.91 0.04 0.08 73.29 01:50:01 3 24.17 0.00 1.06 0.15 0.08 74.53 Average: all 10.50 0.00 0.45 0.06 0.04 88.94 Average: 0 10.41 0.00 0.39 0.07 0.04 89.09 Average: 1 10.35 0.00 0.44 0.09 0.05 89.08 Average: 2 10.81 0.00 0.39 0.03 0.04 88.72 Average: 3 10.44 0.00 0.59 0.07 0.04 88.87