---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3851 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 11G 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 738 9583 4 5666 14908 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:67:3b:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.155/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84573sec preferred_lft 84573sec inet6 fe80::f816:3eff:fe67:3b02/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:a5:32:34:a9:1e 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-3851) 01/24/26 _x86_64_ (4 CPU) 06:28:19 LINUX RESTART (4 CPU) 06:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:09 29.54 3.83 23.74 1.98 572.89 5607.25 12313.36 06:50:08 33.67 0.08 30.00 3.60 1.58 3347.21 16070.52 Average: 31.59 1.97 26.84 2.78 289.35 4485.62 14177.99 06:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:09 9662616 13418028 2538040 15.50 152268 3703948 3091920 17.75 853940 5445832 28248 06:50:08 7720380 12908188 3040684 18.57 183424 5028052 3349688 19.23 1162616 6979916 837952 Average: 8691498 13163108 2789362 17.04 167846 4366000 3220804 18.49 1008278 6212874 433100 06:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:09 lo 578.98 578.98 551.16 551.16 0.00 0.00 0.00 0.00 06:40:09 ens3 101.25 76.33 876.51 17.63 0.00 0.00 0.00 0.00 06:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:08 lo 1543.42 1543.42 1470.11 1470.11 0.00 0.00 0.00 0.00 06:50:08 ens3 61.58 45.84 218.62 13.58 0.00 0.00 0.00 0.00 06:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1057.62 1057.62 1007.22 1007.22 0.00 0.00 0.00 0.00 Average: ens3 81.56 61.20 550.01 15.62 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-3851) 01/24/26 _x86_64_ (4 CPU) 06:28:19 LINUX RESTART (4 CPU) 06:30:01 CPU %user %nice %system %iowait %steal %idle 06:40:09 all 54.65 0.00 2.00 0.11 0.08 43.17 06:40:09 0 54.98 0.00 1.56 0.07 0.07 43.31 06:40:09 1 54.58 0.00 2.00 0.14 0.08 43.20 06:40:09 2 53.77 0.00 2.19 0.15 0.07 43.82 06:40:09 3 55.25 0.00 2.25 0.08 0.07 42.35 06:50:08 all 58.69 0.00 2.53 0.07 0.08 38.62 06:50:08 0 59.63 0.00 2.65 0.08 0.08 37.56 06:50:08 1 59.11 0.00 2.54 0.10 0.08 38.17 06:50:08 2 59.61 0.00 2.64 0.06 0.08 37.61 06:50:08 3 56.41 0.00 2.30 0.05 0.08 41.15 Average: all 56.65 0.00 2.26 0.09 0.08 40.91 Average: 0 57.29 0.00 2.10 0.07 0.08 40.45 Average: 1 56.83 0.00 2.27 0.12 0.08 40.71 Average: 2 56.67 0.00 2.41 0.10 0.08 40.74 Average: 3 55.83 0.00 2.28 0.07 0.08 41.75