---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-17734 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 12G 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 668 9266 4 6055 14978 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:d5:cf:36 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.206/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84588sec preferred_lft 84588sec inet6 fe80::f816:3eff:fed5:cf36/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:f6:e1:d0:bb:43 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-17734) 01/01/26 _x86_64_ (4 CPU) 01:06:25 LINUX RESTART (4 CPU) 01:10:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 24.71 0.92 20.21 3.58 629.52 3138.24 38211.70 01:30:08 24.24 0.16 20.78 3.30 4.97 1861.18 32745.29 Average: 24.47 0.53 20.50 3.44 313.92 2492.91 35449.39 01:10:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 9399316 13023608 2934872 17.93 128932 3620760 3177888 18.24 884592 5692584 328 01:30:08 9025316 13054636 2899820 17.71 150940 3973788 3038520 17.44 1026656 5882124 16172 Average: 9212316 13039122 2917346 17.82 139936 3797274 3108204 17.84 955624 5787354 8250 01:10:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 30.33 30.33 7.14 7.14 0.00 0.00 0.00 0.00 01:20:01 ens3 37.78 26.99 226.04 5.94 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 01:30:08 lo 1374.49 1374.49 1287.39 1287.39 0.00 0.00 0.00 0.00 01:30:08 ens3 42.47 33.41 247.88 8.63 0.00 0.00 0.00 0.00 01:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 709.57 709.57 654.08 654.08 0.00 0.00 0.00 0.00 Average: ens3 40.15 30.23 237.08 7.30 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-17734) 01/01/26 _x86_64_ (4 CPU) 01:06:25 LINUX RESTART (4 CPU) 01:10:08 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 33.23 0.00 1.27 0.19 0.09 65.22 01:20:01 0 33.23 0.00 1.38 0.23 0.09 65.08 01:20:01 1 32.48 0.00 1.14 0.14 0.09 66.15 01:20:01 2 33.30 0.00 1.38 0.21 0.08 65.03 01:20:01 3 33.92 0.00 1.17 0.19 0.09 64.64 01:30:08 all 35.18 0.00 1.81 0.10 0.08 62.83 01:30:08 0 34.81 0.00 1.67 0.06 0.08 63.37 01:30:08 1 35.20 0.00 1.74 0.09 0.08 62.89 01:30:08 2 35.59 0.00 1.82 0.19 0.09 62.31 01:30:08 3 35.13 0.00 2.00 0.05 0.08 62.74 Average: all 34.22 0.00 1.54 0.14 0.08 64.01 Average: 0 34.03 0.00 1.53 0.14 0.08 64.21 Average: 1 33.85 0.00 1.44 0.11 0.08 64.51 Average: 2 34.45 0.00 1.60 0.20 0.09 63.66 Average: 3 34.53 0.00 1.58 0.12 0.08 63.68