---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5448 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 12G 66G 16% / 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 648 8887 4 6453 14998 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:b0:8f:cc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.116/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84408sec preferred_lft 84408sec inet6 fe80::f816:3eff:feb0:8fcc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:2d:42:fa:c2:07 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-5448) 01/28/26 _x86_64_ (4 CPU) 15:21:09 LINUX RESTART (4 CPU) 15:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:10 24.77 0.01 21.86 2.91 0.20 2000.62 8021.52 15:50:01 21.78 0.03 19.81 1.95 0.49 4140.61 5376.32 Average: 23.30 0.02 20.85 2.43 0.34 3055.31 6717.83 15:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:10 8947744 12651016 3306188 20.19 144172 3676092 3376968 19.38 842624 6193140 28276 15:50:01 5517816 10190704 5762692 35.20 156384 4593028 5577216 32.01 1123808 9295248 28 Average: 7232780 11420860 4534440 27.69 150278 4134560 4477092 25.70 983216 7744194 14152 15:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:10 lo 1415.14 1415.14 1347.56 1347.56 0.00 0.00 0.00 0.00 15:40:10 ens3 19.24 17.71 9.80 6.05 0.00 0.00 0.00 0.00 15:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 lo 806.37 806.37 3009.17 3009.17 0.00 0.00 0.00 0.00 15:50:01 ens3 19.00 17.14 35.63 5.75 0.00 0.00 0.00 0.00 15:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1115.11 1115.11 2166.48 2166.48 0.00 0.00 0.00 0.00 Average: ens3 19.12 17.43 22.53 5.90 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-5448) 01/28/26 _x86_64_ (4 CPU) 15:21:09 LINUX RESTART (4 CPU) 15:30:02 CPU %user %nice %system %iowait %steal %idle 15:40:10 all 65.51 0.00 2.44 1.18 0.15 30.71 15:40:10 0 66.09 0.00 2.45 0.82 0.15 30.48 15:40:10 1 64.93 0.00 2.62 1.30 0.15 31.00 15:40:10 2 64.42 0.00 2.36 1.37 0.15 31.69 15:40:10 3 66.61 0.00 2.34 1.24 0.15 29.66 15:50:01 all 53.02 0.00 2.02 1.72 0.15 43.08 15:50:01 0 50.42 0.00 2.37 0.83 0.14 46.23 15:50:01 1 54.72 0.00 1.91 1.95 0.16 41.26 15:50:01 2 54.14 0.00 1.83 1.03 0.15 42.85 15:50:01 3 52.81 0.00 1.99 3.08 0.15 41.97 Average: all 59.35 0.00 2.24 1.45 0.15 36.81 Average: 0 58.36 0.00 2.41 0.83 0.15 38.25 Average: 1 59.89 0.00 2.27 1.62 0.15 36.06 Average: 2 59.36 0.00 2.10 1.20 0.15 37.19 Average: 3 59.81 0.00 2.17 2.14 0.15 35.73