---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4688 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: 5600.00 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 726 9572 4 5690 14920 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:6e:b6:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.149/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84601sec preferred_lft 84601sec inet6 fe80::f816:3eff:fe6e:b642/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:29:45:67:ea:19 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-4688) 01/26/26 _x86_64_ (4 CPU) 20:46:48 LINUX RESTART (4 CPU) 20:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:00:33 29.10 3.01 23.83 2.25 717.86 5773.27 17870.30 21:10:06 35.73 0.05 31.80 3.89 1.33 5675.34 11250.29 Average: 32.25 1.60 27.62 3.03 377.25 5726.72 14723.38 20:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:33 9471928 13513776 2440276 14.90 167488 3948504 2623332 15.06 959944 5477264 9884 21:10:06 7970224 13189828 2759856 16.86 183436 5060760 2865580 16.45 1199544 6709580 19552 Average: 8721076 13351802 2600066 15.88 175462 4504632 2744456 15.75 1079744 6093422 14718 20:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:00:33 lo 746.16 746.16 710.61 710.61 0.00 0.00 0.00 0.00 21:00:33 ens3 101.92 78.93 795.68 18.45 0.00 0.00 0.00 0.00 21:00:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:06 lo 1407.89 1407.89 1341.34 1341.34 0.00 0.00 0.00 0.00 21:10:06 ens3 61.89 49.20 225.79 15.49 0.00 0.00 0.00 0.00 21:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1060.73 1060.73 1010.44 1010.44 0.00 0.00 0.00 0.00 Average: ens3 82.89 64.80 524.77 17.04 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-4688) 01/26/26 _x86_64_ (4 CPU) 20:46:48 LINUX RESTART (4 CPU) 20:50:01 CPU %user %nice %system %iowait %steal %idle 21:00:33 all 63.83 0.00 2.14 0.13 0.11 33.80 21:00:33 0 64.34 0.00 2.23 0.15 0.10 33.18 21:00:33 1 63.33 0.00 2.16 0.09 0.11 34.31 21:00:33 2 64.78 0.00 2.02 0.19 0.11 32.91 21:00:33 3 62.86 0.00 2.14 0.11 0.10 34.79 21:10:06 all 62.42 0.00 2.42 0.16 0.10 34.90 21:10:06 0 61.22 0.00 2.34 0.11 0.10 36.22 21:10:06 1 60.20 0.00 2.60 0.17 0.10 36.93 21:10:06 2 64.28 0.00 2.42 0.14 0.10 33.07 21:10:06 3 63.98 0.00 2.32 0.22 0.10 33.38 Average: all 63.16 0.00 2.27 0.15 0.10 34.32 Average: 0 62.86 0.00 2.28 0.13 0.10 34.63 Average: 1 61.84 0.00 2.37 0.13 0.11 35.55 Average: 2 64.54 0.00 2.21 0.17 0.10 32.98 Average: 3 63.39 0.00 2.23 0.16 0.10 34.12