---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11705 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: 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 657 9892 4 5439 14989 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:0e:a8:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.69/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84676sec preferred_lft 84676sec inet6 fe80::f816:3eff:fe0e:a834/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:88:fc:0d:49:d1 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-11705) 12/08/25 _x86_64_ (4 CPU) 20:43:27 LINUX RESTART (4 CPU) 20:50:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:00:01 13.84 0.02 11.41 2.41 0.60 825.81 61339.94 21:10:14 34.58 0.19 30.16 4.23 6.17 6121.69 34679.30 Average: 24.46 0.11 21.01 3.34 3.45 3536.99 47691.26 20:50:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:01 9210120 12774012 3184432 19.45 150740 3549012 3393492 19.48 849204 5941372 704 21:10:14 7232940 12537772 3410892 20.83 184588 5166452 3712564 21.31 1477948 7187516 97672 Average: 8221530 12655892 3297662 20.14 167664 4357732 3553028 20.39 1163576 6564444 49188 20:50:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:00:01 lo 51.23 51.23 12.36 12.36 0.00 0.00 0.00 0.00 21:00:01 ens3 5.85 5.24 7.45 1.53 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:14 lo 1980.27 1980.27 1894.49 1894.49 0.00 0.00 0.00 0.00 21:10:14 ens3 49.00 40.13 444.50 8.79 0.00 0.00 0.00 0.00 21:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1038.79 1038.79 975.90 975.90 0.00 0.00 0.00 0.00 Average: ens3 27.94 23.10 231.20 5.25 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-11705) 12/08/25 _x86_64_ (4 CPU) 20:43:27 LINUX RESTART (4 CPU) 20:50:16 CPU %user %nice %system %iowait %steal %idle 21:00:01 all 19.22 0.00 0.84 0.09 0.07 79.77 21:00:01 0 19.20 0.00 0.85 0.05 0.07 79.83 21:00:01 1 19.10 0.00 0.80 0.16 0.07 79.87 21:00:01 2 19.13 0.00 0.85 0.11 0.07 79.84 21:00:01 3 19.47 0.00 0.87 0.04 0.07 79.55 21:10:14 all 49.03 0.00 2.45 0.19 0.09 48.24 21:10:14 0 48.48 0.00 2.48 0.34 0.09 48.59 21:10:14 1 51.19 0.00 2.77 0.09 0.10 45.85 21:10:14 2 48.53 0.00 2.22 0.08 0.09 49.08 21:10:14 3 47.89 0.00 2.34 0.24 0.09 49.43 Average: all 34.48 0.00 1.67 0.14 0.08 63.63 Average: 0 34.19 0.00 1.69 0.20 0.08 63.84 Average: 1 35.52 0.00 1.81 0.12 0.08 62.47 Average: 2 34.18 0.00 1.55 0.09 0.08 64.09 Average: 3 34.02 0.00 1.62 0.14 0.08 64.14