---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5294 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 662 8726 4 6600 14984 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:bb:8e:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.9/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84693sec preferred_lft 84693sec inet6 fe80::f816:3eff:febb:8ebb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:12:83:4f:7d:ae 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-5294) 01/28/26 _x86_64_ (4 CPU) 08:16:09 LINUX RESTART (4 CPU) 08:20:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:41 41.76 0.45 25.52 15.79 384.73 3160.39 254806.06 08:40:14 30.96 0.03 27.83 3.10 0.63 4624.15 22506.61 Average: 36.66 0.25 26.61 9.79 203.16 3852.35 144992.09 08:20:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:41 9428568 13174708 2781480 16.99 142136 3724832 2889104 16.58 859392 5685236 19756 08:40:14 8002336 12776360 3175988 19.40 158044 4691976 3298284 18.93 1144560 6784632 1296 Average: 8715452 12975534 2978734 18.19 150090 4208404 3093694 17.76 1001976 6234934 10526 08:20:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:41 lo 1411.18 1411.18 1338.39 1338.39 0.00 0.00 0.00 0.00 08:30:41 ens3 47.06 33.15 228.01 8.70 0.00 0.00 0.00 0.00 08:30:41 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:14 lo 1170.25 1170.25 1110.65 1110.65 0.00 0.00 0.00 0.00 08:40:14 ens3 25.83 21.47 26.71 7.64 0.00 0.00 0.00 0.00 08:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1297.28 1297.28 1230.73 1230.73 0.00 0.00 0.00 0.00 Average: ens3 37.03 27.63 132.85 8.20 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-5294) 01/28/26 _x86_64_ (4 CPU) 08:16:09 LINUX RESTART (4 CPU) 08:20:03 CPU %user %nice %system %iowait %steal %idle 08:30:41 all 66.38 0.00 2.45 0.08 0.09 31.00 08:30:41 0 64.25 0.00 2.24 0.12 0.09 33.31 08:30:41 1 69.43 0.00 2.33 0.07 0.09 28.08 08:30:41 2 65.35 0.00 2.54 0.06 0.09 31.96 08:30:41 3 66.49 0.00 2.69 0.08 0.09 30.65 08:40:14 all 56.73 0.00 2.29 0.10 0.10 40.79 08:40:14 0 53.65 0.00 1.97 0.05 0.09 44.23 08:40:14 1 57.79 0.00 2.17 0.02 0.09 39.92 08:40:14 2 56.56 0.00 2.68 0.18 0.10 40.47 08:40:14 3 58.91 0.00 2.32 0.14 0.10 38.54 Average: all 61.82 0.00 2.37 0.09 0.09 35.63 Average: 0 59.24 0.00 2.11 0.08 0.09 38.48 Average: 1 63.93 0.00 2.25 0.05 0.09 33.68 Average: 2 61.20 0.00 2.61 0.12 0.09 35.98 Average: 3 62.91 0.00 2.52 0.11 0.09 34.38