---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2233 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 68G 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 649 10413 4 4926 14997 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:30:9e:6c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.169/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84430sec preferred_lft 84430sec inet6 fe80::f816:3eff:fe30:9e6c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:f9:02:0c:8d:9e 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-2233) 11/29/25 _x86_64_ (4 CPU) 05:11:53 LINUX RESTART (4 CPU) 05:20:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:10 10.54 2.00 7.60 0.95 131.00 2635.49 2398.29 05:40:10 25.82 0.86 21.13 3.82 27.87 4631.49 11253.52 Average: 18.18 1.43 14.36 2.39 79.43 3633.49 6825.91 05:20:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:10 10085820 13570236 2389236 14.59 135844 3477976 2787264 16.00 777288 5134876 39420 05:40:10 10716776 15399496 551752 3.37 169328 4553120 1088748 6.25 1107500 4065232 424 Average: 10401298 14484866 1470494 8.98 152586 4015548 1938006 11.12 942394 4600054 19922 05:20:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:10 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 05:30:10 ens3 92.07 70.95 498.97 18.42 0.00 0.00 0.00 0.00 05:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:10 lo 1417.56 1417.56 1347.37 1347.37 0.00 0.00 0.00 0.00 05:40:10 ens3 92.82 73.01 411.89 57.71 0.00 0.00 0.00 0.00 05:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 709.38 709.38 673.75 673.75 0.00 0.00 0.00 0.00 Average: ens3 92.44 71.98 455.43 38.07 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-2233) 11/29/25 _x86_64_ (4 CPU) 05:11:53 LINUX RESTART (4 CPU) 05:20:10 CPU %user %nice %system %iowait %steal %idle 05:30:10 all 62.84 0.00 1.90 0.06 0.09 35.11 05:30:10 0 63.19 0.00 2.04 0.06 0.08 34.62 05:30:10 1 61.50 0.00 2.03 0.10 0.09 36.28 05:30:10 2 62.07 0.00 1.69 0.03 0.09 36.11 05:30:10 3 64.60 0.00 1.83 0.03 0.09 33.45 05:40:10 all 61.24 0.00 2.44 0.10 0.08 36.14 05:40:10 0 56.70 0.00 2.28 0.10 0.08 40.84 05:40:10 1 63.50 0.00 2.66 0.05 0.09 33.71 05:40:10 2 62.44 0.00 2.38 0.15 0.08 34.95 05:40:10 3 62.32 0.00 2.45 0.09 0.09 35.05 Average: all 62.04 0.00 2.17 0.08 0.09 35.63 Average: 0 59.95 0.00 2.16 0.08 0.08 37.73 Average: 1 62.50 0.00 2.34 0.08 0.09 34.99 Average: 2 62.25 0.00 2.04 0.09 0.09 35.53 Average: 3 63.46 0.00 2.14 0.06 0.09 34.25