---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8005 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 67G 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 642 10433 4 4913 15004 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:9c:da:2c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.135/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84893sec preferred_lft 84893sec inet6 fe80::f816:3eff:fe9c:da2c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:b5:9c:0d:80:0b 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-8005) 11/11/25 _x86_64_ (4 CPU) 19:27:09 LINUX RESTART (4 CPU) 19:30:29 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:40:46 7.38 0.69 6.15 0.54 531.94 1249.50 17209.94 19:50:00 15.82 0.57 14.10 1.15 20.87 2245.46 5352.79 Average: 11.38 0.64 9.91 0.83 290.01 1720.97 11597.02 19:30:29 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:40:46 8662676 11768652 4194192 25.62 111524 3163424 4346028 24.95 662624 6691008 20 19:50:00 9016616 12826516 3132336 19.13 134188 3806520 3332048 19.13 882996 6094068 270728 Average: 8839646 12297584 3663264 22.37 122856 3484972 3839038 22.04 772810 6392538 135374 19:30:29 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:40:46 lo 0.60 0.60 0.37 0.37 0.00 0.00 0.00 0.00 19:40:46 ens3 22.37 18.13 200.47 2.93 0.00 0.00 0.00 0.00 19:40:46 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:00 lo 456.03 456.03 434.20 434.20 0.00 0.00 0.00 0.00 19:50:00 ens3 37.58 27.84 439.01 4.23 0.00 0.00 0.00 0.00 19:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 216.19 216.19 205.74 205.74 0.00 0.00 0.00 0.00 Average: ens3 29.57 22.73 313.39 3.54 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-8005) 11/11/25 _x86_64_ (4 CPU) 19:27:09 LINUX RESTART (4 CPU) 19:30:29 CPU %user %nice %system %iowait %steal %idle 19:40:46 all 47.15 0.00 0.73 0.03 0.08 52.01 19:40:46 0 46.96 0.00 0.69 0.01 0.08 52.25 19:40:46 1 56.86 0.00 0.81 0.02 0.08 42.23 19:40:46 2 47.98 0.00 0.79 0.05 0.07 51.10 19:40:46 3 36.81 0.00 0.61 0.05 0.08 62.46 19:50:00 all 53.51 0.00 1.22 0.07 0.08 45.11 19:50:00 0 40.93 0.00 1.19 0.04 0.09 57.75 19:50:00 1 44.48 0.00 1.23 0.08 0.08 54.13 19:50:00 2 53.24 0.00 1.37 0.14 0.08 45.17 19:50:00 3 75.43 0.00 1.10 0.03 0.08 23.36 Average: all 50.16 0.00 0.96 0.05 0.08 48.75 Average: 0 44.11 0.00 0.93 0.03 0.09 54.85 Average: 1 50.99 0.00 1.01 0.05 0.08 47.87 Average: 2 50.47 0.00 1.07 0.10 0.08 48.29 Average: 3 55.08 0.00 0.84 0.04 0.08 43.96