---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-712 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 10G 68G 13% / 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 601 10778 4 4609 15045 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:3b:56:12 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.88/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84101sec preferred_lft 84101sec inet6 fe80::f816:3eff:fe3b:5612/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:ef:ba:0f:08:3e 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-712) 10/21/25 _x86_64_ (4 CPU) 06:56:25 LINUX RESTART (4 CPU) 07:00:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:14 7.02 0.63 5.76 0.63 659.66 925.01 21010.78 07:20:14 34.98 2.14 32.22 0.62 129.01 2067.24 1484.19 07:30:11 21.64 2.57 16.39 2.68 145.72 3282.85 4902.04 Average: 21.21 1.78 18.12 1.31 311.74 2089.68 9139.45 07:00:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:14 13306796 15510016 502924 3.07 60020 2366444 1135028 6.52 465432 2326180 168 07:20:14 12809240 15531360 448444 2.74 97356 2819648 976932 5.61 579080 2665948 1068 07:30:11 9769176 13475124 2483244 15.17 144184 3692880 2964736 17.02 862000 5366560 89124 Average: 11961737 14838833 1144871 6.99 100520 2959657 1692232 9.71 635504 3452896 30120 07:00:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:14 lo 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 07:10:14 ens3 15.85 8.73 207.07 0.69 0.00 0.00 0.00 0.00 07:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:14 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:20:14 ens3 37.64 29.19 255.83 8.30 0.00 0.00 0.00 0.00 07:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:11 lo 1190.67 1190.67 1134.58 1134.58 0.00 0.00 0.00 0.00 07:30:11 ens3 112.06 83.36 652.11 19.62 0.00 0.00 0.00 0.00 07:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 395.69 395.69 376.92 376.92 0.00 0.00 0.00 0.00 Average: ens3 55.09 40.36 371.20 9.52 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-712) 10/21/25 _x86_64_ (4 CPU) 06:56:25 LINUX RESTART (4 CPU) 07:00:14 CPU %user %nice %system %iowait %steal %idle 07:10:14 all 0.65 0.00 0.29 0.19 0.02 98.86 07:10:14 0 0.52 0.00 0.25 0.30 0.01 98.93 07:10:14 1 1.12 0.00 0.32 0.15 0.01 98.39 07:10:14 2 0.65 0.00 0.38 0.09 0.02 98.87 07:10:14 3 0.31 0.00 0.22 0.21 0.02 99.24 07:20:14 all 2.64 0.00 0.34 0.27 0.02 96.73 07:20:14 0 2.54 0.00 0.32 0.10 0.02 97.02 07:20:14 1 1.83 0.00 0.33 0.37 0.02 97.46 07:20:14 2 3.68 0.00 0.43 0.52 0.03 95.34 07:20:14 3 2.53 0.00 0.29 0.08 0.02 97.08 07:30:11 all 55.45 0.00 2.31 0.31 0.10 41.82 07:30:11 0 55.42 0.00 2.12 0.38 0.11 41.98 07:30:11 1 53.93 0.00 2.11 0.30 0.10 43.56 07:30:11 2 55.85 0.00 2.26 0.39 0.10 41.40 07:30:11 3 56.61 0.00 2.76 0.19 0.10 40.33 Average: all 19.47 0.00 0.98 0.25 0.05 79.25 Average: 0 19.39 0.00 0.89 0.26 0.04 79.42 Average: 1 18.84 0.00 0.92 0.27 0.04 79.92 Average: 2 19.96 0.00 1.02 0.33 0.05 78.64 Average: 3 19.70 0.00 1.09 0.16 0.05 79.01