---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-617 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 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 655 9305 4 6028 14991 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:4d:96:28 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.93/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84637sec preferred_lft 84637sec inet6 fe80::f816:3eff:fe4d:9628/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:d3:ed:62:e7:7a 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-617) 01/16/26 _x86_64_ (4 CPU) 01:06:28 LINUX RESTART (4 CPU) 01:10:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 21.02 0.65 16.82 3.55 622.74 1765.19 77846.90 01:30:08 26.13 0.17 22.09 3.86 5.21 2166.68 27171.44 Average: 23.61 0.41 19.50 3.71 309.48 1968.85 52140.51 01:10:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 9524124 13123784 2835264 17.32 128476 3597848 3091916 17.75 863376 5599184 200 01:30:08 8342296 12937896 3015568 18.42 151324 4520896 3068744 17.61 1213520 6369992 529992 Average: 8933210 13030840 2925416 17.87 139900 4059372 3080330 17.68 1038448 5984588 265096 01:10:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 33.32 33.32 7.91 7.91 0.00 0.00 0.00 0.00 01:20:01 ens3 27.75 19.88 202.14 4.32 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 1486.27 1486.27 1394.01 1394.01 0.00 0.00 0.00 0.00 01:30:08 ens3 54.65 43.65 323.18 11.37 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 770.37 770.37 711.05 711.05 0.00 0.00 0.00 0.00 Average: ens3 41.40 31.94 263.54 7.90 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-617) 01/16/26 _x86_64_ (4 CPU) 01:06:28 LINUX RESTART (4 CPU) 01:10:11 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 26.74 0.00 1.08 0.21 0.08 71.89 01:20:01 0 27.51 0.00 1.06 0.08 0.08 71.27 01:20:01 1 26.33 0.00 1.02 0.21 0.08 72.36 01:20:01 2 27.33 0.00 1.04 0.22 0.08 71.32 01:20:01 3 25.78 0.00 1.19 0.32 0.09 72.62 01:30:08 all 39.67 0.00 1.97 0.10 0.09 58.17 01:30:08 0 38.39 0.00 1.91 0.11 0.09 59.51 01:30:08 1 40.47 0.00 2.19 0.09 0.09 57.17 01:30:08 2 40.67 0.00 1.75 0.05 0.09 57.45 01:30:08 3 39.16 0.00 2.04 0.15 0.09 58.57 Average: all 33.30 0.00 1.53 0.15 0.09 64.93 Average: 0 33.03 0.00 1.49 0.09 0.08 65.30 Average: 1 33.49 0.00 1.61 0.15 0.09 64.66 Average: 2 34.10 0.00 1.40 0.14 0.09 64.28 Average: 3 32.57 0.00 1.62 0.23 0.09 65.49