---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3405 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 67G 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 598 10461 4 4929 15048 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:55:17:43 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.90/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84670sec preferred_lft 84670sec inet6 fe80::f816:3eff:fe55:1743/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:cb:8b:c3:f0:59 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-3405) 10/29/25 _x86_64_ (4 CPU) 18:05:58 LINUX RESTART (4 CPU) 18:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:20:03 7.41 0.79 6.08 0.54 558.37 1296.77 18807.79 18:30:03 7.54 0.53 6.58 0.44 19.04 1530.39 1171.32 Average: 7.48 0.66 6.33 0.49 288.71 1413.58 9989.55 18:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:20:03 8683848 11798148 4164992 25.44 111276 3171656 4327948 24.84 663728 6687120 288 18:30:03 10121128 13682452 2277696 13.91 129200 3573080 2509992 14.41 771632 5111868 46556 Average: 9402488 12740300 3221344 19.67 120238 3372368 3418970 19.62 717680 5899494 23422 18:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:20:03 lo 0.63 0.63 0.38 0.38 0.00 0.00 0.00 0.00 18:20:03 ens3 20.70 15.52 205.78 3.05 0.00 0.00 0.00 0.00 18:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:03 lo 104.09 104.09 98.81 98.81 0.00 0.00 0.00 0.00 18:30:03 ens3 36.38 24.98 405.08 3.29 0.00 0.00 0.00 0.00 18:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 52.36 52.36 49.59 49.59 0.00 0.00 0.00 0.00 Average: ens3 28.54 20.25 305.43 3.17 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-3405) 10/29/25 _x86_64_ (4 CPU) 18:05:58 LINUX RESTART (4 CPU) 18:10:03 CPU %user %nice %system %iowait %steal %idle 18:20:03 all 50.26 0.00 0.94 0.82 0.31 47.66 18:20:03 0 44.65 0.00 0.68 1.19 0.12 53.37 18:20:03 1 63.74 0.00 1.09 0.48 0.40 34.30 18:20:03 2 47.84 0.00 0.98 0.55 0.45 50.19 18:20:03 3 44.83 0.00 1.03 1.08 0.28 52.77 18:30:03 all 46.54 0.00 0.87 0.26 0.09 52.24 18:30:03 0 47.16 0.00 0.78 0.13 0.09 51.83 18:30:03 1 45.44 0.00 0.86 0.03 0.09 53.59 18:30:03 2 36.13 0.00 0.94 0.58 0.08 62.27 18:30:03 3 57.42 0.00 0.92 0.28 0.11 41.26 Average: all 48.40 0.00 0.91 0.54 0.20 49.95 Average: 0 45.91 0.00 0.73 0.66 0.11 52.60 Average: 1 54.59 0.00 0.97 0.25 0.25 43.94 Average: 2 41.99 0.00 0.96 0.57 0.26 56.23 Average: 3 51.12 0.00 0.98 0.68 0.20 47.02