---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2158 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 9.2G 69G 12% / 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 11682 4 3680 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:d3:6a:2b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.61/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82692sec preferred_lft 82692sec inet6 fe80::f816:3eff:fed3:6a2b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:3c:e8:af:10:6a 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-2158) 11/29/25 _x86_64_ (4 CPU) 02:34:26 LINUX RESTART (4 CPU) 02:40:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:02 2.23 0.01 2.20 0.03 0.04 29.51 1.16 03:00:17 2.02 0.00 2.01 0.01 0.00 25.54 0.12 03:10:17 12.91 0.00 2.25 10.66 0.15 27.07 238538.07 03:20:17 1.42 0.00 1.40 0.01 0.01 17.31 0.12 03:30:17 1.50 0.00 1.49 0.01 0.00 17.64 0.09 Average: 4.01 0.00 1.87 2.14 0.04 23.39 47707.43 02:40:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:02 10043300 13439420 2521464 15.40 112028 3430068 2690048 15.44 797108 5138708 204 03:00:17 10042796 13439788 2521144 15.40 112896 3430080 2690368 15.44 797980 5139440 16 03:10:17 10086268 13489128 2471648 15.10 113940 3434904 2646736 15.19 803692 5097800 216 03:20:17 10085516 13488856 2471908 15.10 114408 3434912 2646736 15.19 804148 5097900 200 03:30:17 10085516 13489396 2471332 15.09 114912 3434920 2646832 15.19 804652 5098120 20 Average: 10068679 13469318 2491499 15.22 113637 3432977 2664144 15.29 801516 5114394 131 02:40:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:50:02 ens3 0.58 0.17 0.17 0.10 0.00 0.00 0.00 0.00 02:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:17 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 03:00:17 ens3 0.67 0.20 0.23 0.13 0.00 0.00 0.00 0.00 03:00:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:17 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 03:10:17 ens3 0.44 0.11 0.09 0.05 0.00 0.00 0.00 0.00 03:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:17 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 03:20:17 ens3 0.35 0.11 0.08 0.04 0.00 0.00 0.00 0.00 03:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:17 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 03:30:17 ens3 0.55 0.18 0.18 0.11 0.00 0.00 0.00 0.00 03:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 0.52 0.15 0.15 0.08 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-2158) 11/29/25 _x86_64_ (4 CPU) 02:34:26 LINUX RESTART (4 CPU) 02:40:17 CPU %user %nice %system %iowait %steal %idle 02:50:02 all 0.29 0.00 0.13 0.01 0.06 99.51 02:50:02 0 0.25 0.00 0.15 0.00 0.07 99.52 02:50:02 1 0.27 0.00 0.10 0.01 0.04 99.58 02:50:02 2 0.33 0.00 0.10 0.01 0.05 99.51 02:50:02 3 0.31 0.00 0.16 0.04 0.07 99.42 03:00:17 all 0.42 0.00 0.12 0.01 0.06 99.39 03:00:17 0 0.20 0.00 0.06 0.00 0.04 99.70 03:00:17 1 0.21 0.00 0.14 0.00 0.07 99.59 03:00:17 2 0.20 0.00 0.13 0.01 0.07 99.60 03:00:17 3 1.08 0.00 0.13 0.03 0.06 98.69 03:10:17 all 0.29 0.00 0.12 0.03 0.06 99.50 03:10:17 0 0.17 0.00 0.11 0.02 0.07 99.64 03:10:17 1 0.14 0.00 0.09 0.00 0.04 99.73 03:10:17 2 0.18 0.00 0.16 0.09 0.07 99.51 03:10:17 3 0.68 0.00 0.14 0.02 0.06 99.10 03:20:17 all 0.43 0.00 0.12 0.01 0.05 99.39 03:20:17 0 0.07 0.00 0.06 0.00 0.03 99.84 03:20:17 1 0.13 0.00 0.12 0.01 0.04 99.70 03:20:17 2 0.16 0.00 0.11 0.00 0.05 99.67 03:20:17 3 1.36 0.00 0.19 0.02 0.08 98.35 03:30:17 all 0.14 0.00 0.11 0.01 0.05 99.69 03:30:17 0 0.14 0.00 0.09 0.00 0.05 99.72 03:30:17 1 0.11 0.00 0.09 0.01 0.04 99.75 03:30:17 2 0.11 0.00 0.08 0.01 0.04 99.77 03:30:17 3 0.20 0.00 0.18 0.03 0.08 99.50 Average: all 0.32 0.00 0.12 0.01 0.06 99.49 Average: 0 0.17 0.00 0.09 0.00 0.05 99.69 Average: 1 0.17 0.00 0.11 0.01 0.05 99.67 Average: 2 0.19 0.00 0.12 0.02 0.05 99.61 Average: 3 0.73 0.00 0.16 0.03 0.07 99.01