---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7637 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 12G 66G 16% / 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 660 8709 4 6619 14986 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:f7:07:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.5/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84790sec preferred_lft 84790sec inet6 fe80::f816:3eff:fef7:7fd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:b4:ae:12:da:68 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-7637) 11/10/25 _x86_64_ (4 CPU) 08:27:51 LINUX RESTART (4 CPU) 08:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:21 44.02 14.23 26.38 3.41 752.05 4764.62 15002.79 08:50:21 31.72 0.03 28.45 3.24 0.53 4701.29 10814.72 Average: 37.97 7.25 27.40 3.33 382.45 4733.48 12943.08 08:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:21 9280116 13007584 2949448 18.01 138648 3699812 3048720 17.50 897296 5799620 39144 08:50:21 7897216 12679516 3272984 19.99 158236 4687108 3243132 18.62 1191596 6828724 3280 Average: 8588666 12843550 3111216 19.00 148442 4193460 3145926 18.06 1044446 6314172 21212 08:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:21 lo 1511.72 1511.72 1434.29 1434.29 0.00 0.00 0.00 0.00 08:40:21 ens3 70.46 54.25 553.41 11.53 0.00 0.00 0.00 0.00 08:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:21 lo 1384.12 1384.12 1316.31 1316.31 0.00 0.00 0.00 0.00 08:50:21 ens3 27.06 23.15 25.86 7.37 0.00 0.00 0.00 0.00 08:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1448.96 1448.96 1376.27 1376.27 0.00 0.00 0.00 0.00 Average: ens3 49.11 38.96 293.96 9.48 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-7637) 11/10/25 _x86_64_ (4 CPU) 08:27:51 LINUX RESTART (4 CPU) 08:30:01 CPU %user %nice %system %iowait %steal %idle 08:40:21 all 68.87 0.06 2.65 0.12 0.10 28.21 08:40:21 0 68.55 0.02 2.32 0.12 0.10 28.89 08:40:21 1 69.66 0.00 2.77 0.04 0.09 27.43 08:40:21 2 70.45 0.20 2.97 0.17 0.10 26.11 08:40:21 3 66.81 0.01 2.54 0.13 0.10 30.41 08:50:21 all 60.42 0.00 2.49 0.14 0.09 36.87 08:50:21 0 60.99 0.00 2.37 0.13 0.09 36.43 08:50:21 1 61.84 0.00 2.72 0.09 0.09 35.26 08:50:21 2 59.61 0.00 2.35 0.11 0.09 37.84 08:50:21 3 59.24 0.00 2.51 0.24 0.08 37.93 Average: all 64.71 0.03 2.57 0.13 0.09 32.47 Average: 0 64.83 0.01 2.34 0.12 0.09 32.60 Average: 1 65.82 0.00 2.74 0.07 0.09 31.28 Average: 2 65.12 0.10 2.67 0.14 0.09 31.88 Average: 3 63.09 0.00 2.52 0.18 0.09 34.11