---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4586 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 11G 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 713 9618 4 5657 14933 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:88:23:3d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.208/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84574sec preferred_lft 84574sec inet6 fe80::f816:3eff:fe88:233d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:6d:dc:10:f7:0f 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-4586) 01/26/26 _x86_64_ (4 CPU) 12:37:59 LINUX RESTART (4 CPU) 12:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:00 55.79 14.81 25.89 15.08 487.09 5219.04 259788.08 13:00:03 32.86 0.08 29.24 3.55 1.61 3167.56 15013.94 Average: 44.27 7.41 27.57 9.29 243.26 4188.70 136852.31 12:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:00 9836652 13576596 2378340 14.53 155724 3669408 2663472 15.29 826036 5257660 18672 13:00:03 7837320 13022292 2925956 17.87 186300 5007632 3332824 19.13 1131952 6878076 862300 Average: 8836986 13299444 2652148 16.20 171012 4338520 2998148 17.21 978994 6067868 440486 12:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:00 lo 685.42 685.42 652.48 652.48 0.00 0.00 0.00 0.00 12:50:00 ens3 106.77 82.06 815.24 17.31 0.00 0.00 0.00 0.00 12:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:03 lo 1426.92 1426.92 1358.91 1358.91 0.00 0.00 0.00 0.00 13:00:03 ens3 61.34 46.74 229.33 13.61 0.00 0.00 0.00 0.00 13:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1057.83 1057.83 1007.28 1007.28 0.00 0.00 0.00 0.00 Average: ens3 83.95 64.32 520.97 15.45 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-4586) 01/26/26 _x86_64_ (4 CPU) 12:37:59 LINUX RESTART (4 CPU) 12:40:03 CPU %user %nice %system %iowait %steal %idle 12:50:00 all 57.86 0.06 2.10 1.06 0.09 38.82 12:50:00 0 57.38 0.01 2.04 0.09 0.09 40.39 12:50:00 1 57.62 0.07 2.28 0.75 0.10 39.18 12:50:00 2 58.50 0.17 2.10 2.22 0.09 36.91 12:50:00 3 57.92 0.01 1.98 1.20 0.09 38.79 13:00:03 all 55.72 0.00 2.39 0.06 0.09 41.73 13:00:03 0 54.31 0.00 2.32 0.07 0.09 43.21 13:00:03 1 55.25 0.00 2.25 0.08 0.09 42.33 13:00:03 2 54.78 0.00 2.38 0.05 0.09 42.69 13:00:03 3 58.56 0.00 2.60 0.05 0.09 38.70 Average: all 56.78 0.03 2.25 0.56 0.09 40.28 Average: 0 55.84 0.01 2.18 0.08 0.09 41.81 Average: 1 56.43 0.03 2.27 0.41 0.10 40.76 Average: 2 56.63 0.08 2.24 1.13 0.09 39.81 Average: 3 58.24 0.01 2.29 0.62 0.09 38.75