---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2722 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 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 645 10511 4 4831 15001 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:1f:04 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.156/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82265sec preferred_lft 82265sec inet6 fe80::f816:3eff:febf:1f04/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:c9:f1:e3:30:f1 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-2722) 10/28/25 _x86_64_ (4 CPU) 02:16:09 LINUX RESTART (4 CPU) 02:20:52 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:30:44 4.99 0.65 3.97 0.37 544.21 663.50 4137.11 02:40:14 1.11 0.01 1.09 0.01 0.24 13.33 0.08 02:50:18 1.19 0.00 1.17 0.01 0.00 14.11 0.12 03:00:00 1.11 0.00 1.10 0.02 0.00 13.37 0.12 03:10:01 35.75 4.30 30.17 1.27 262.34 4199.39 2780.37 03:20:00 22.85 0.53 18.97 3.35 19.04 3404.79 4858.28 Average: 11.31 0.93 9.53 0.85 138.52 1403.13 1981.78 02:20:52 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:44 13488124 15522124 492616 3.01 57256 2200888 1150372 6.60 378568 2258252 20 02:40:14 13486560 15521028 493712 3.02 57644 2200956 1150324 6.60 378956 2259696 264 02:50:18 13477876 15512812 501924 3.07 58088 2200964 1150452 6.60 379400 2261736 240 03:00:00 13493000 15528424 486272 2.97 58436 2201100 1150452 6.60 379748 2262000 12 03:10:01 10429696 13698228 2263484 13.82 123824 3289268 2673748 15.35 705304 4873524 27908 03:20:00 8700000 12861264 3092200 18.89 162752 4064160 3836164 22.02 944232 6283384 11148 Average: 12179209 14773980 1221701 7.46 86333 2692889 1851919 10.63 527701 3366432 6599 02:20:52 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:44 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 02:30:44 ens3 5.96 3.18 128.26 0.28 0.00 0.00 0.00 0.00 02:30:44 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:40:14 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 02:40:14 ens3 0.52 0.11 0.09 0.04 0.00 0.00 0.00 0.00 02:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:50:18 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:50:18 ens3 0.66 0.56 0.10 0.50 0.00 0.00 0.00 0.00 02:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:00 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 03:00:00 ens3 0.22 0.07 0.05 0.02 0.00 0.00 0.00 0.00 03:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 lo 1.09 1.09 0.12 0.12 0.00 0.00 0.00 0.00 03:10:01 ens3 106.97 79.20 680.05 20.08 0.00 0.00 0.00 0.00 03:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:00 lo 1425.91 1425.91 1358.41 1358.41 0.00 0.00 0.00 0.00 03:20:00 ens3 81.11 60.74 375.04 17.24 0.00 0.00 0.00 0.00 03:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 241.04 241.04 229.41 229.41 0.00 0.00 0.00 0.00 Average: ens3 33.02 24.31 199.87 6.45 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-2722) 10/28/25 _x86_64_ (4 CPU) 02:16:09 LINUX RESTART (4 CPU) 02:20:52 CPU %user %nice %system %iowait %steal %idle 02:30:44 all 0.39 0.00 0.13 0.22 0.02 99.25 02:30:44 0 0.23 0.00 0.10 0.06 0.01 99.61 02:30:44 1 0.43 0.00 0.12 0.14 0.01 99.30 02:30:44 2 0.34 0.00 0.18 0.29 0.03 99.15 02:30:44 3 0.55 0.00 0.12 0.38 0.02 98.93 02:40:14 all 0.08 0.00 0.02 0.01 0.01 99.87 02:40:14 0 0.02 0.00 0.02 0.00 0.01 99.95 02:40:14 1 0.21 0.00 0.01 0.00 0.01 99.76 02:40:14 2 0.09 0.00 0.03 0.03 0.02 99.83 02:40:14 3 0.02 0.00 0.02 0.00 0.01 99.95 02:50:18 all 0.17 0.00 0.03 0.01 0.02 99.78 02:50:18 0 0.02 0.00 0.03 0.00 0.02 99.92 02:50:18 1 0.52 0.00 0.02 0.00 0.01 99.44 02:50:18 2 0.11 0.00 0.02 0.03 0.01 99.83 02:50:18 3 0.03 0.00 0.03 0.00 0.01 99.92 03:00:00 all 0.07 0.00 0.02 0.01 0.01 99.89 03:00:00 0 0.03 0.00 0.03 0.00 0.02 99.92 03:00:00 1 0.16 0.00 0.01 0.00 0.01 99.82 03:00:00 2 0.08 0.00 0.02 0.02 0.02 99.86 03:00:00 3 0.02 0.00 0.02 0.01 0.01 99.95 03:10:01 all 49.77 0.00 1.81 0.33 0.10 48.00 03:10:01 0 47.66 0.00 1.70 0.11 0.10 50.42 03:10:01 1 49.46 0.00 1.63 0.32 0.10 48.48 03:10:01 2 51.81 0.00 1.88 0.32 0.11 45.89 03:10:01 3 50.13 0.00 2.01 0.56 0.10 47.20 03:20:00 all 72.19 0.00 2.70 0.11 0.12 24.88 03:20:00 0 71.34 0.00 2.39 0.16 0.13 25.98 03:20:00 1 70.32 0.00 2.41 0.06 0.13 27.09 03:20:00 2 73.63 0.00 2.71 0.07 0.12 23.47 03:20:00 3 73.47 0.00 3.29 0.15 0.12 22.96 Average: all 20.69 0.00 0.79 0.11 0.05 78.35 Average: 0 20.13 0.00 0.72 0.06 0.05 79.05 Average: 1 20.43 0.00 0.71 0.09 0.05 78.73 Average: 2 21.27 0.00 0.82 0.13 0.05 77.73 Average: 3 20.95 0.00 0.93 0.19 0.05 77.89