---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4948 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 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 709 9625 4 5654 14937 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:34:aa:5c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.189/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84593sec preferred_lft 84593sec inet6 fe80::f816:3eff:fe34:aa5c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:f0:ea:04:c5:09 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-4948) 11/03/25 _x86_64_ (4 CPU) 06:29:09 LINUX RESTART (4 CPU) 06:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 37.93 4.05 21.28 12.61 718.95 6171.31 245135.03 06:50:01 32.85 0.04 29.04 3.78 1.36 3253.82 9105.07 Average: 35.39 2.04 25.16 8.19 359.78 4711.05 126997.03 06:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 9440520 13148768 2808036 17.15 151152 3657600 3060492 17.57 866980 5655040 17436 06:50:01 8196852 12470404 3482204 21.27 178232 4150196 3654248 20.98 1021624 6682656 432 Average: 8818686 12809586 3145120 19.21 164692 3903898 3357370 19.27 944302 6168848 8934 06:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 512.84 512.84 488.17 488.17 0.00 0.00 0.00 0.00 06:40:01 ens3 96.80 77.60 874.91 17.49 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 1561.01 1561.01 1487.12 1487.12 0.00 0.00 0.00 0.00 06:50:01 ens3 48.17 37.18 117.81 11.89 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1037.47 1037.47 988.16 988.16 0.00 0.00 0.00 0.00 Average: ens3 72.46 57.37 495.96 14.69 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-4948) 11/03/25 _x86_64_ (4 CPU) 06:29:09 LINUX RESTART (4 CPU) 06:30:02 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 50.30 0.00 1.78 0.51 0.09 47.31 06:40:01 0 49.41 0.00 1.98 0.34 0.09 48.19 06:40:01 1 52.77 0.00 1.84 0.26 0.09 45.05 06:40:01 2 47.98 0.00 1.76 0.81 0.09 49.37 06:40:01 3 51.06 0.00 1.56 0.63 0.10 46.65 06:50:01 all 60.72 0.00 2.56 0.10 0.10 36.51 06:50:01 0 61.37 0.00 2.37 0.04 0.10 36.12 06:50:01 1 59.48 0.00 2.71 0.15 0.11 37.55 06:50:01 2 59.81 0.00 2.66 0.12 0.12 37.29 06:50:01 3 62.23 0.00 2.50 0.09 0.10 35.09 Average: all 55.51 0.00 2.17 0.30 0.10 41.91 Average: 0 55.39 0.00 2.17 0.19 0.09 42.15 Average: 1 56.12 0.00 2.27 0.21 0.10 41.30 Average: 2 53.90 0.00 2.21 0.47 0.10 43.33 Average: 3 56.64 0.00 2.03 0.36 0.10 40.87