---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4245 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: 5600.00 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 14% / 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 10408 4 4956 15022 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:68:da:bd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.33/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84842sec preferred_lft 84842sec inet6 fe80::f816:3eff:fe68:dabd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:ba:2f:4d:d1:f2 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-4245) 01/25/26 _x86_64_ (4 CPU) 20:07:30 LINUX RESTART (4 CPU) 20:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:02 10.59 1.30 8.77 0.52 655.52 2444.12 14825.09 20:30:01 11.52 0.54 10.21 0.78 19.37 1798.50 2081.11 Average: 11.06 0.92 9.49 0.65 337.62 2121.49 8456.66 20:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:02 8872244 12024012 3939168 24.06 112264 3208172 4090056 23.48 685648 6470396 900 20:30:01 9495700 13189736 2769644 16.92 132656 3698380 2927112 16.80 866136 5629152 113260 Average: 9183972 12606874 3354406 20.49 122460 3453276 3508584 20.14 775892 6049774 57080 20:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:02 lo 0.68 0.68 0.39 0.39 0.00 0.00 0.00 0.00 20:20:02 ens3 26.95 19.89 302.79 3.68 0.00 0.00 0.00 0.00 20:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 lo 293.15 293.15 279.05 279.05 0.00 0.00 0.00 0.00 20:30:01 ens3 36.16 26.10 409.66 3.55 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 146.83 146.83 139.65 139.65 0.00 0.00 0.00 0.00 Average: ens3 31.55 22.99 356.20 3.61 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-4245) 01/25/26 _x86_64_ (4 CPU) 20:07:30 LINUX RESTART (4 CPU) 20:10:02 CPU %user %nice %system %iowait %steal %idle 20:20:02 all 49.31 0.00 0.88 0.15 0.08 49.58 20:20:02 0 46.79 0.00 0.82 0.14 0.08 52.17 20:20:02 1 43.07 0.00 0.99 0.28 0.07 55.59 20:20:02 2 54.64 0.00 1.02 0.06 0.08 44.20 20:20:02 3 52.76 0.00 0.71 0.11 0.07 46.36 20:30:01 all 48.98 0.00 0.98 0.07 0.07 49.90 20:30:01 0 42.16 0.00 0.97 0.07 0.07 56.73 20:30:01 1 50.31 0.00 0.92 0.09 0.06 48.62 20:30:01 2 50.69 0.00 1.15 0.07 0.08 48.02 20:30:01 3 52.76 0.00 0.89 0.05 0.07 46.23 Average: all 49.15 0.00 0.93 0.11 0.07 49.74 Average: 0 44.48 0.00 0.90 0.11 0.07 54.44 Average: 1 46.68 0.00 0.96 0.18 0.07 52.11 Average: 2 52.66 0.00 1.08 0.07 0.08 46.11 Average: 3 52.76 0.00 0.80 0.08 0.07 46.29