---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8224 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 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 644 8972 4 6371 15001 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:7a:ba:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.55/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84647sec preferred_lft 84647sec inet6 fe80::f816:3eff:fe7a:bada/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:3c:84:b7:de:1c 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-8224) 11/12/25 _x86_64_ (4 CPU) 13:15:22 LINUX RESTART (4 CPU) 13:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:30:01 26.42 0.89 22.39 3.14 352.69 3648.41 13165.79 13:40:01 30.50 0.01 27.21 3.28 0.16 2878.35 17207.43 Average: 28.46 0.45 24.80 3.21 176.50 3263.54 15185.77 13:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:01 9508928 13016556 2942396 17.97 134120 3501940 3124512 17.93 789208 5696788 27460 13:40:01 8222260 12796728 3157316 19.28 153408 4500956 3235032 18.57 1086312 6628456 536920 Average: 8865594 12906642 3049856 18.63 143764 4001448 3179772 18.25 937760 6162622 282190 13:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:01 lo 1513.48 1513.48 1436.04 1436.04 0.00 0.00 0.00 0.00 13:30:01 ens3 45.39 35.73 143.10 10.30 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 1462.07 1462.07 1392.07 1392.07 0.00 0.00 0.00 0.00 13:40:01 ens3 30.63 25.95 37.04 8.64 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1487.79 1487.79 1414.06 1414.06 0.00 0.00 0.00 0.00 Average: ens3 38.01 30.84 90.10 9.47 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-8224) 11/12/25 _x86_64_ (4 CPU) 13:15:22 LINUX RESTART (4 CPU) 13:20:01 CPU %user %nice %system %iowait %steal %idle 13:30:01 all 68.75 0.00 2.55 0.26 0.13 28.31 13:30:01 0 67.97 0.00 2.30 0.21 0.13 29.40 13:30:01 1 67.54 0.00 2.77 0.31 0.14 29.25 13:30:01 2 69.17 0.00 2.63 0.33 0.12 27.76 13:30:01 3 70.32 0.00 2.52 0.18 0.12 26.85 13:40:01 all 62.03 0.00 2.48 0.66 0.11 34.71 13:40:01 0 61.45 0.00 2.41 1.35 0.12 34.67 13:40:01 1 62.85 0.00 2.62 0.80 0.12 33.62 13:40:01 2 63.15 0.00 2.49 0.25 0.11 34.01 13:40:01 3 60.68 0.00 2.42 0.26 0.11 36.53 Average: all 65.39 0.00 2.52 0.46 0.12 31.51 Average: 0 64.72 0.00 2.36 0.78 0.12 32.03 Average: 1 65.19 0.00 2.69 0.55 0.13 31.44 Average: 2 66.16 0.00 2.56 0.29 0.12 30.88 Average: 3 65.50 0.00 2.47 0.22 0.12 31.69