---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7393 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 633 8785 4 6570 15013 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:4e:bc:39 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.94/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83999sec preferred_lft 83999sec inet6 fe80::f816:3eff:fe4e:bc39/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:26:18:25:52:00 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-7393) 11/09/25 _x86_64_ (4 CPU) 21:12:01 LINUX RESTART (4 CPU) 21:20:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:30:01 47.82 5.05 41.05 1.71 282.31 4629.13 4899.43 21:40:22 22.99 0.06 20.22 2.71 6.83 2175.44 9005.53 21:50:27 25.17 0.03 22.64 2.50 0.67 4254.54 13968.39 Average: 31.78 1.67 27.80 2.32 94.27 3665.75 9326.16 21:20:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:30:01 10517676 13904264 2058008 12.57 118640 3425568 2423952 13.91 729884 4782480 104020 21:40:22 9227616 12975428 2981616 18.21 142536 3724136 3098312 17.78 882424 5857232 12780 21:50:27 6910504 12847608 3102060 18.95 161396 5812896 3165356 18.17 1607200 7343088 1148680 Average: 8885265 13242433 2713895 16.58 140857 4320867 2895873 16.62 1073169 5994267 421827 21:20:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:30:01 lo 642.17 642.17 611.87 611.87 0.00 0.00 0.00 0.00 21:30:01 ens3 114.36 84.69 1036.42 15.11 0.00 0.00 0.00 0.00 21:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:22 lo 1309.82 1309.82 1241.26 1241.26 0.00 0.00 0.00 0.00 21:40:22 ens3 24.35 21.40 18.84 7.12 0.00 0.00 0.00 0.00 21:40:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:27 lo 990.97 990.97 3133.39 3133.39 0.00 0.00 0.00 0.00 21:50:27 ens3 28.36 25.50 116.49 7.58 0.00 0.00 0.00 0.00 21:50:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 986.61 986.61 1667.62 1667.62 0.00 0.00 0.00 0.00 Average: ens3 54.93 43.33 381.98 9.87 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-7393) 11/09/25 _x86_64_ (4 CPU) 21:12:01 LINUX RESTART (4 CPU) 21:20:11 CPU %user %nice %system %iowait %steal %idle 21:30:01 all 25.49 0.00 1.26 0.30 0.04 72.90 21:30:01 0 23.21 0.00 0.97 0.05 0.04 75.73 21:30:01 1 27.50 0.00 1.30 0.49 0.05 70.66 21:30:01 2 25.61 0.00 1.26 0.53 0.04 72.56 21:30:01 3 25.65 0.00 1.52 0.14 0.05 72.65 21:40:22 all 66.81 0.00 2.21 0.06 0.09 30.83 21:40:22 0 67.99 0.00 2.14 0.06 0.09 29.71 21:40:22 1 65.87 0.00 2.18 0.03 0.10 31.82 21:40:22 2 66.64 0.00 2.08 0.06 0.09 31.14 21:40:22 3 66.76 0.00 2.44 0.06 0.09 30.64 21:50:27 all 54.27 0.00 2.14 0.10 0.08 43.41 21:50:27 0 53.76 0.00 2.25 0.05 0.08 43.85 21:50:27 1 53.30 0.00 2.54 0.20 0.08 43.88 21:50:27 2 56.43 0.00 1.85 0.06 0.09 41.58 21:50:27 3 53.58 0.00 1.92 0.10 0.08 44.32 Average: all 49.19 0.00 1.88 0.15 0.07 48.71 Average: 0 48.68 0.00 1.80 0.06 0.07 49.39 Average: 1 49.19 0.00 2.02 0.24 0.08 48.48 Average: 2 49.89 0.00 1.73 0.21 0.08 48.09 Average: 3 48.99 0.00 1.97 0.10 0.07 48.86