---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2988 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 9.8G 68G 13% / 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 667 10941 4 4380 14979 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:21:10:3b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.250/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84955sec preferred_lft 84955sec inet6 fe80::f816:3eff:fe21:103b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:a9:5c:e3:a7:86 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-2988) 10/28/25 _x86_64_ (4 CPU) 21:57:18 LINUX RESTART (4 CPU) 22:00:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:09 46.65 3.14 36.20 7.31 677.57 4817.68 15474.50 22:20:00 29.83 0.12 23.58 6.13 4.94 3366.00 6459.37 Average: 38.31 1.64 29.94 6.73 344.16 4098.11 11005.87 22:00:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:09 10185852 13701988 2256584 13.78 154420 3483704 2508204 14.40 754456 5050808 139140 22:20:00 11258932 15378816 574904 3.51 194284 3994624 1096232 6.29 955344 3699248 384 Average: 10722392 14540402 1415744 8.65 174352 3739164 1802218 10.34 854900 4375028 69762 22:00:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:09 lo 3713.28 3713.28 3538.69 3538.69 0.00 0.00 0.00 0.00 22:10:09 ens3 142.60 112.31 731.53 29.41 0.00 0.00 0.00 0.00 22:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:00 lo 2178.39 2178.39 2061.35 2061.35 0.00 0.00 0.00 0.00 22:20:00 ens3 117.44 112.33 129.68 170.89 0.00 0.00 0.00 0.00 22:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2952.46 2952.46 2806.40 2806.40 0.00 0.00 0.00 0.00 Average: ens3 130.13 112.32 433.21 99.54 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-2988) 10/28/25 _x86_64_ (4 CPU) 21:57:18 LINUX RESTART (4 CPU) 22:00:08 CPU %user %nice %system %iowait %steal %idle 22:10:09 all 58.56 0.00 3.45 0.15 0.10 37.75 22:10:09 0 58.32 0.00 3.31 0.20 0.10 38.07 22:10:09 1 58.30 0.00 3.39 0.15 0.10 38.05 22:10:09 2 59.36 0.00 3.49 0.12 0.10 36.93 22:10:09 3 58.24 0.00 3.63 0.12 0.10 37.92 22:20:00 all 42.41 0.00 2.23 0.08 0.08 55.20 22:20:00 0 38.48 0.00 2.08 0.12 0.08 59.24 22:20:00 1 44.59 0.00 2.41 0.04 0.08 52.88 22:20:00 2 44.39 0.00 2.24 0.12 0.08 53.18 22:20:00 3 42.17 0.00 2.19 0.05 0.07 55.51 Average: all 50.54 0.00 2.84 0.12 0.09 46.41 Average: 0 48.47 0.00 2.70 0.16 0.09 48.58 Average: 1 51.50 0.00 2.90 0.10 0.09 45.41 Average: 2 51.93 0.00 2.87 0.12 0.09 45.00 Average: 3 50.27 0.00 2.91 0.09 0.09 46.65