---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3355 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 664 8606 4 6718 14982 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:48:35:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.106/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84782sec preferred_lft 84782sec inet6 fe80::f816:3eff:fe48:35fc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:b7:f0:56:fe:1e 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-3355) 10/13/25 _x86_64_ (4 CPU) 18:16:29 LINUX RESTART (4 CPU) 18:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:30:01 39.19 0.69 24.42 14.08 665.78 3240.49 268273.58 18:40:05 30.71 0.03 27.54 3.14 0.56 4523.17 18098.14 Average: 34.94 0.36 25.99 8.59 332.09 3883.90 142781.74 18:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:30:01 9263220 13205520 2750856 16.80 139004 3920864 2930860 16.82 963556 5755848 115808 18:40:05 7895044 12779588 3172212 19.37 157384 4802884 3150296 18.08 1246092 6784740 1028 Average: 8579132 12992554 2961534 18.09 148194 4361874 3040578 17.45 1104824 6270294 58418 18:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:30:01 lo 1496.22 1496.22 1418.54 1418.54 0.00 0.00 0.00 0.00 18:30:01 ens3 39.86 31.73 253.06 9.00 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:05 lo 1232.00 1232.00 1169.72 1169.72 0.00 0.00 0.00 0.00 18:40:05 ens3 28.06 23.95 26.69 8.24 0.00 0.00 0.00 0.00 18:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1363.68 1363.68 1293.73 1293.73 0.00 0.00 0.00 0.00 Average: ens3 33.94 27.83 139.51 8.62 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-3355) 10/13/25 _x86_64_ (4 CPU) 18:16:29 LINUX RESTART (4 CPU) 18:20:01 CPU %user %nice %system %iowait %steal %idle 18:30:01 all 67.71 0.00 2.59 0.18 0.10 29.44 18:30:01 0 67.17 0.00 2.83 0.20 0.10 29.71 18:30:01 1 67.78 0.00 2.65 0.19 0.10 29.27 18:30:01 2 68.34 0.00 2.46 0.14 0.10 28.97 18:30:01 3 67.54 0.00 2.40 0.17 0.10 29.79 18:40:05 all 57.97 0.00 2.36 0.25 0.10 39.33 18:40:05 0 56.09 0.00 2.53 0.44 0.09 40.85 18:40:05 1 59.03 0.00 2.33 0.23 0.10 38.31 18:40:05 2 59.32 0.00 2.44 0.17 0.10 37.98 18:40:05 3 57.43 0.00 2.14 0.16 0.10 40.16 Average: all 62.82 0.00 2.47 0.21 0.10 34.40 Average: 0 61.61 0.00 2.68 0.32 0.10 35.29 Average: 1 63.39 0.00 2.49 0.21 0.10 33.81 Average: 2 63.81 0.00 2.45 0.15 0.10 33.49 Average: 3 62.47 0.00 2.27 0.17 0.10 34.99