---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3543 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 12G 67G 15% / 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 668 9273 4 6047 14978 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:bf:57:ea brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.31/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84581sec preferred_lft 84581sec inet6 fe80::f816:3eff:febf:57ea/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:60:f9:34:e4:58 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-3543) 10/30/25 _x86_64_ (4 CPU) 01:08:21 LINUX RESTART (4 CPU) 01:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:10 51.33 15.58 21.66 14.08 835.44 4832.19 300854.06 01:30:10 20.20 0.17 17.14 2.89 4.49 1660.59 23332.28 Average: 35.88 7.94 19.42 8.53 423.10 3258.36 163139.90 01:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:10 9367880 12983032 2975152 18.17 130888 3596164 3251168 18.66 890676 5703576 28368 01:30:10 9102804 13065892 2888628 17.64 151860 3896520 3017992 17.32 1015196 5809592 21140 Average: 9235342 13024462 2931890 17.91 141374 3746342 3134580 17.99 952936 5756584 24754 01:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:10 lo 18.62 18.62 4.01 4.01 0.00 0.00 0.00 0.00 01:20:10 ens3 83.03 64.46 636.11 13.59 0.00 0.00 0.00 0.00 01:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:10 lo 1247.05 1247.05 1156.55 1156.55 0.00 0.00 0.00 0.00 01:30:10 ens3 35.33 26.46 242.91 5.87 0.00 0.00 0.00 0.00 01:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 628.20 628.20 575.93 575.93 0.00 0.00 0.00 0.00 Average: ens3 59.36 45.60 440.99 9.76 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-3543) 10/30/25 _x86_64_ (4 CPU) 01:08:21 LINUX RESTART (4 CPU) 01:10:01 CPU %user %nice %system %iowait %steal %idle 01:20:10 all 38.09 0.08 1.48 0.33 0.09 59.94 01:20:10 0 37.08 0.08 1.39 0.26 0.09 61.11 01:20:10 1 37.76 0.07 1.58 0.39 0.09 60.11 01:20:10 2 38.62 0.08 1.46 0.22 0.09 59.53 01:20:10 3 38.91 0.09 1.47 0.44 0.09 59.00 01:30:10 all 27.72 0.00 1.69 0.06 0.09 70.44 01:30:10 0 28.29 0.00 1.85 0.03 0.09 69.74 01:30:10 1 27.26 0.00 1.71 0.10 0.10 70.84 01:30:10 2 27.30 0.00 1.53 0.03 0.09 71.05 01:30:10 3 28.05 0.00 1.66 0.07 0.09 70.13 Average: all 32.95 0.04 1.58 0.19 0.09 65.15 Average: 0 32.71 0.04 1.62 0.15 0.09 65.40 Average: 1 32.55 0.04 1.65 0.25 0.09 65.43 Average: 2 33.01 0.04 1.49 0.13 0.09 65.24 Average: 3 33.52 0.04 1.57 0.26 0.09 64.52