---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11351 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: 5599.99 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 626 10615 4 4746 15020 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:53:42:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.229/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84763sec preferred_lft 84763sec inet6 fe80::f816:3eff:fe53:424b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:77:9b:4d:72:fc 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-11351) 11/17/25 _x86_64_ (4 CPU) 09:54:29 LINUX RESTART (4 CPU) 10:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:05 14.38 0.06 3.57 10.75 7.03 584.46 238853.28 10:20:05 18.74 0.54 16.73 1.47 19.40 2379.71 11609.72 Average: 16.55 0.30 10.13 6.12 13.20 1479.80 125520.50 10:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:05 10470728 13475248 2488208 15.20 112416 3060096 2790096 16.02 616792 4949304 1036 10:20:05 9656680 13549192 2409516 14.72 133132 3885924 2514760 14.43 809720 5500564 460484 Average: 10063704 13512220 2448862 14.96 122774 3473010 2652428 15.22 713256 5224934 230760 10:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:05 lo 0.61 0.61 0.38 0.38 0.00 0.00 0.00 0.00 10:10:05 ens3 8.57 7.66 37.25 2.29 0.00 0.00 0.00 0.00 10:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:05 lo 508.09 508.09 484.00 484.00 0.00 0.00 0.00 0.00 10:20:05 ens3 39.80 31.02 466.73 5.02 0.00 0.00 0.00 0.00 10:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 253.71 253.71 241.58 241.58 0.00 0.00 0.00 0.00 Average: ens3 24.14 19.31 251.45 3.65 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-11351) 11/17/25 _x86_64_ (4 CPU) 09:54:29 LINUX RESTART (4 CPU) 10:00:02 CPU %user %nice %system %iowait %steal %idle 10:10:05 all 47.79 0.00 0.69 0.36 0.07 51.09 10:10:05 0 54.27 0.00 0.64 0.08 0.07 44.94 10:10:05 1 41.60 0.00 0.66 0.90 0.07 56.77 10:10:05 2 39.56 0.00 0.66 0.45 0.07 59.26 10:10:05 3 55.72 0.00 0.78 0.01 0.07 43.41 10:20:05 all 53.59 0.00 1.32 0.08 0.08 44.93 10:20:05 0 57.71 0.00 1.39 0.10 0.08 40.72 10:20:05 1 47.08 0.00 1.39 0.14 0.07 51.33 10:20:05 2 61.94 0.00 1.06 0.03 0.08 36.89 10:20:05 3 47.60 0.00 1.47 0.05 0.07 50.81 Average: all 50.68 0.00 1.00 0.22 0.07 48.02 Average: 0 55.99 0.00 1.02 0.09 0.08 42.83 Average: 1 44.33 0.00 1.02 0.52 0.07 54.06 Average: 2 50.72 0.00 0.86 0.24 0.08 48.11 Average: 3 51.68 0.00 1.12 0.03 0.07 47.10