---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10470 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 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 631 10261 4 5097 15015 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:01:4f:a7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.139/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84737sec preferred_lft 84737sec inet6 fe80::f816:3eff:fe01:4fa7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:0d:92:1f:16:ce 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-10470) 11/14/25 _x86_64_ (4 CPU) 15:05:10 LINUX RESTART (4 CPU) 15:10:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:08 9.19 0.68 7.71 0.80 669.11 1405.28 15984.57 15:30:01 26.90 0.54 14.24 12.13 19.65 2187.58 251463.68 Average: 18.01 0.61 10.96 6.44 345.57 1795.00 133293.43 15:10:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:08 8345412 11637888 4323456 26.41 114688 3343484 4482544 25.73 756556 6931948 124 15:30:01 9736996 13558912 2398696 14.65 137456 3818620 2840948 16.31 943640 5298372 83760 Average: 9041204 12598400 3361076 20.53 126072 3581052 3661746 21.02 850098 6115160 41942 15:10:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:08 lo 0.60 0.60 0.38 0.38 0.00 0.00 0.00 0.00 15:20:08 ens3 20.92 13.89 245.06 2.95 0.00 0.00 0.00 0.00 15:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:01 lo 423.11 423.11 402.76 402.76 0.00 0.00 0.00 0.00 15:30:01 ens3 35.71 28.04 415.68 5.16 0.00 0.00 0.00 0.00 15:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 211.09 211.09 200.83 200.83 0.00 0.00 0.00 0.00 Average: ens3 28.29 20.94 330.06 4.05 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-10470) 11/14/25 _x86_64_ (4 CPU) 15:05:10 LINUX RESTART (4 CPU) 15:10:12 CPU %user %nice %system %iowait %steal %idle 15:20:08 all 48.75 0.00 0.84 0.11 0.09 50.21 15:20:08 0 70.98 0.00 0.94 0.09 0.09 27.90 15:20:08 1 40.43 0.00 0.67 0.07 0.09 58.74 15:20:08 2 41.13 0.00 0.87 0.15 0.09 57.76 15:20:08 3 42.45 0.00 0.87 0.13 0.08 56.47 15:30:01 all 55.92 0.00 1.23 0.06 0.10 42.69 15:30:01 0 48.04 0.00 1.09 0.07 0.09 50.71 15:30:01 1 69.27 0.00 1.25 0.04 0.10 29.34 15:30:01 2 61.88 0.00 1.36 0.07 0.11 36.58 15:30:01 3 44.47 0.00 1.22 0.09 0.09 54.13 Average: all 52.32 0.00 1.03 0.09 0.09 46.47 Average: 0 59.56 0.00 1.02 0.08 0.09 39.26 Average: 1 54.80 0.00 0.96 0.05 0.10 44.09 Average: 2 51.45 0.00 1.12 0.11 0.10 47.23 Average: 3 43.46 0.00 1.04 0.11 0.08 55.30