---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7884 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 613 10456 4 4919 15033 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:03:88:7d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.66/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84862sec preferred_lft 84862sec inet6 fe80::f816:3eff:fe03:887d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:e1:05:08:4c:47 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-7884) 11/11/25 _x86_64_ (4 CPU) 07:05:07 LINUX RESTART (4 CPU) 07:10:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:06 17.70 0.71 5.89 11.10 545.89 1233.16 257585.98 07:30:00 21.11 0.57 18.57 1.97 22.20 4127.69 13218.90 Average: 19.39 0.64 12.19 6.56 285.53 2672.24 136093.61 07:10:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:06 9432464 12577160 3386008 20.68 112764 3197396 3605864 20.70 675324 5924912 116 07:30:00 10678780 15354332 602628 3.68 135308 4647380 1126908 6.47 1051136 4227372 613768 Average: 10055622 13965746 1994318 12.18 124036 3922388 2366386 13.58 863230 5076142 306942 07:10:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:06 lo 0.66 0.66 0.38 0.38 0.00 0.00 0.00 0.00 07:20:06 ens3 17.40 13.26 164.57 2.71 0.00 0.00 0.00 0.00 07:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:00 lo 481.44 481.44 458.48 458.48 0.00 0.00 0.00 0.00 07:30:00 ens3 47.47 35.97 490.54 17.48 0.00 0.00 0.00 0.00 07:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 239.69 239.69 228.14 228.14 0.00 0.00 0.00 0.00 Average: ens3 32.35 24.55 326.63 10.05 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-7884) 11/11/25 _x86_64_ (4 CPU) 07:05:07 LINUX RESTART (4 CPU) 07:10:06 CPU %user %nice %system %iowait %steal %idle 07:20:06 all 51.37 0.00 0.76 0.09 0.07 47.70 07:20:06 0 48.44 0.00 0.71 0.08 0.07 50.70 07:20:06 1 42.99 0.00 0.83 0.13 0.07 55.98 07:20:06 2 51.65 0.00 0.80 0.05 0.07 47.43 07:20:06 3 62.43 0.00 0.73 0.11 0.08 36.66 07:30:00 all 53.97 0.00 1.39 0.23 0.07 44.34 07:30:00 0 43.79 0.00 1.39 0.13 0.07 54.62 07:30:00 1 63.28 0.00 1.35 0.08 0.07 35.22 07:30:00 2 45.82 0.00 1.52 0.38 0.08 52.20 07:30:00 3 62.97 0.00 1.31 0.32 0.07 35.33 Average: all 52.66 0.00 1.08 0.16 0.07 46.03 Average: 0 46.13 0.00 1.05 0.11 0.07 52.65 Average: 1 53.07 0.00 1.08 0.10 0.07 45.67 Average: 2 48.75 0.00 1.15 0.21 0.08 49.80 Average: 3 62.69 0.00 1.02 0.22 0.08 36.00