---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8666 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 726 9609 4 5653 14920 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:1e:35:61 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.24/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84862sec preferred_lft 84862sec inet6 fe80::f816:3eff:fe1e:3561/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:56:4a:be:10:9f 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-8666) 11/13/25 _x86_64_ (4 CPU) 20:59:36 LINUX RESTART (4 CPU) 21:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:10:01 70.25 10.71 46.31 13.22 1833.06 8263.47 249541.63 21:20:24 33.18 0.06 29.67 3.45 1.77 5858.58 12350.88 Average: 51.37 5.29 37.84 8.24 900.53 7038.86 128759.77 21:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:10:01 9480680 13226380 2730432 16.68 151220 3694024 3076436 17.66 879016 5605632 10672 21:20:24 7816384 12996088 2953960 18.04 180436 5022780 3301952 18.95 1178548 6887060 37296 Average: 8648532 13111234 2842196 17.36 165828 4358402 3189194 18.31 1028782 6246346 23984 21:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:10:01 lo 678.28 678.28 645.71 645.71 0.00 0.00 0.00 0.00 21:10:01 ens3 132.23 97.98 1006.28 20.60 0.00 0.00 0.00 0.00 21:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:24 lo 1398.74 1398.74 1332.35 1332.35 0.00 0.00 0.00 0.00 21:20:24 ens3 37.08 31.34 215.85 8.28 0.00 0.00 0.00 0.00 21:20:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1045.15 1045.15 995.36 995.36 0.00 0.00 0.00 0.00 Average: ens3 83.78 64.05 603.78 14.33 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-8666) 11/13/25 _x86_64_ (4 CPU) 20:59:36 LINUX RESTART (4 CPU) 21:00:00 CPU %user %nice %system %iowait %steal %idle 21:10:01 all 60.81 0.00 2.32 0.50 0.10 36.27 21:10:01 0 60.06 0.00 2.46 0.38 0.11 36.99 21:10:01 1 60.61 0.00 1.94 0.26 0.10 37.09 21:10:01 2 60.54 0.00 2.26 0.73 0.10 36.36 21:10:01 3 62.04 0.00 2.60 0.63 0.11 34.62 21:20:24 all 57.69 0.00 2.39 0.10 0.10 39.72 21:20:24 0 56.67 0.00 2.41 0.06 0.10 40.77 21:20:24 1 57.45 0.00 2.39 0.06 0.10 39.99 21:20:24 2 58.41 0.00 2.44 0.08 0.09 38.98 21:20:24 3 58.21 0.00 2.33 0.21 0.10 39.15 Average: all 59.22 0.00 2.35 0.30 0.10 38.03 Average: 0 58.33 0.00 2.43 0.22 0.10 38.92 Average: 1 59.00 0.00 2.17 0.16 0.10 38.57 Average: 2 59.46 0.00 2.35 0.40 0.10 37.69 Average: 3 60.09 0.00 2.46 0.42 0.10 36.93