---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11903 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 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 602 10516 4 4870 15044 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:d8:7d:4e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.186/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84747sec preferred_lft 84747sec inet6 fe80::f816:3eff:fed8:7d4e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:21:15:f4:b8:b9 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-11903) 11/19/25 _x86_64_ (4 CPU) 09:56:58 LINUX RESTART (4 CPU) 10:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:31 9.88 1.83 7.49 0.56 578.18 2330.43 19231.22 10:20:31 7.85 0.53 6.84 0.48 19.05 1471.61 1398.94 Average: 8.89 1.19 7.18 0.52 305.42 1911.47 10532.13 10:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:31 8888768 11985620 3977656 24.29 112156 3153644 4151804 23.83 669700 6481868 572 10:20:31 8493448 12124916 3835252 23.42 129960 3638916 4254888 24.42 808356 6687200 144804 Average: 8691108 12055268 3906454 23.86 121058 3396280 4203346 24.13 739028 6584534 72688 10:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:31 lo 0.62 0.62 0.37 0.37 0.00 0.00 0.00 0.00 10:10:31 ens3 25.52 20.10 271.37 3.47 0.00 0.00 0.00 0.00 10:10:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:31 lo 194.80 194.80 185.28 185.28 0.00 0.00 0.00 0.00 10:20:31 ens3 30.30 24.37 388.76 3.29 0.00 0.00 0.00 0.00 10:20:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 95.35 95.35 90.57 90.57 0.00 0.00 0.00 0.00 Average: ens3 27.85 22.18 328.64 3.38 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-11903) 11/19/25 _x86_64_ (4 CPU) 09:56:58 LINUX RESTART (4 CPU) 10:00:01 CPU %user %nice %system %iowait %steal %idle 10:10:31 all 51.66 0.00 1.00 0.27 0.09 46.98 10:10:31 0 57.03 0.00 1.12 0.17 0.09 41.59 10:10:31 1 57.65 0.00 0.84 0.50 0.09 40.92 10:10:31 2 49.75 0.00 1.10 0.20 0.08 48.86 10:10:31 3 42.20 0.00 0.96 0.19 0.09 56.56 10:20:31 all 46.91 0.00 0.82 0.06 0.07 52.13 10:20:31 0 34.86 0.00 0.66 0.06 0.07 64.35 10:20:31 1 34.55 0.00 0.84 0.09 0.07 64.45 10:20:31 2 61.12 0.00 1.05 0.05 0.08 37.70 10:20:31 3 57.15 0.00 0.75 0.03 0.06 42.00 Average: all 49.34 0.00 0.92 0.17 0.08 49.49 Average: 0 46.21 0.00 0.90 0.12 0.08 52.69 Average: 1 46.37 0.00 0.84 0.30 0.08 52.41 Average: 2 55.30 0.00 1.07 0.13 0.08 43.42 Average: 3 49.50 0.00 0.86 0.12 0.07 49.45