---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3134 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 11G 68G 14% / 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 592 10452 4 4943 15054 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:95:4c:27 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.102/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84736sec preferred_lft 84736sec inet6 fe80::f816:3eff:fe95:4c27/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:18:4b:61:c0:21 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-3134) 10/29/25 _x86_64_ (4 CPU) 07:04:37 LINUX RESTART (4 CPU) 07:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:22 3.90 0.06 3.65 0.20 6.57 510.25 82.40 07:30:01 16.78 0.54 14.85 1.39 20.14 2348.26 11038.37 Average: 10.11 0.29 9.04 0.78 13.11 1395.97 5361.94 07:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:22 9968600 13137768 2824460 17.25 113628 3221260 3091832 17.75 693500 5367068 20008 07:30:01 9022072 12872236 3086404 18.85 134152 3846916 3770848 21.64 877576 6087404 269456 Average: 9495336 13005002 2955432 18.05 123890 3534088 3431340 19.70 785538 5727236 144732 07:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:22 lo 0.60 0.60 0.36 0.36 0.00 0.00 0.00 0.00 07:20:22 ens3 10.21 8.19 37.16 2.20 0.00 0.00 0.00 0.00 07:20:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 lo 493.23 493.23 469.72 469.72 0.00 0.00 0.00 0.00 07:30:01 ens3 38.93 27.78 419.14 3.74 0.00 0.00 0.00 0.00 07:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 237.99 237.99 226.54 226.54 0.00 0.00 0.00 0.00 Average: ens3 24.05 17.63 221.23 2.94 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-3134) 10/29/25 _x86_64_ (4 CPU) 07:04:37 LINUX RESTART (4 CPU) 07:10:00 CPU %user %nice %system %iowait %steal %idle 07:20:22 all 48.92 0.00 0.77 0.13 0.19 50.00 07:20:22 0 57.24 0.00 0.70 0.02 0.22 41.83 07:20:22 1 42.33 0.00 0.75 0.16 0.18 56.58 07:20:22 2 54.71 0.00 0.90 0.05 0.15 44.18 07:20:22 3 41.41 0.00 0.71 0.28 0.21 57.39 07:30:01 all 52.53 0.00 1.34 0.07 0.13 45.93 07:30:01 0 43.51 0.00 1.42 0.09 0.11 54.86 07:30:01 1 66.37 0.00 1.49 0.07 0.15 31.93 07:30:01 2 61.23 0.00 1.21 0.04 0.14 37.39 07:30:01 3 39.03 0.00 1.25 0.09 0.11 59.52 Average: all 50.66 0.00 1.04 0.10 0.16 48.04 Average: 0 50.62 0.00 1.05 0.05 0.17 48.11 Average: 1 53.91 0.00 1.11 0.12 0.17 44.70 Average: 2 57.85 0.00 1.05 0.05 0.15 40.91 Average: 3 40.26 0.00 0.97 0.19 0.16 58.42