---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3395 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 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 622 10420 4 4945 15024 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:ea:8b:62 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.229/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84795sec preferred_lft 84795sec inet6 fe80::f816:3eff:feea:8b62/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:2c:e8:3d:02:9a 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-3395) 10/29/25 _x86_64_ (4 CPU) 18:04:40 LINUX RESTART (4 CPU) 18:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:20:07 14.66 0.18 3.73 10.76 27.63 607.25 237154.11 18:30:07 18.28 0.53 16.30 1.44 19.57 2435.92 12961.35 Average: 16.46 0.35 9.98 6.13 23.62 1516.79 125645.93 18:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:20:07 9818312 12991788 2970408 18.14 113832 3225176 3198164 18.36 699632 5519880 1184 18:30:07 9539236 13553876 2403808 14.68 133804 4006540 2515192 14.44 894716 5540084 407316 Average: 9678774 13272832 2687108 16.41 123818 3615858 2856678 16.40 797174 5529982 204250 18:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:20:07 lo 0.62 0.62 0.37 0.37 0.00 0.00 0.00 0.00 18:20:07 ens3 9.53 7.69 38.15 2.58 0.00 0.00 0.00 0.00 18:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:07 lo 537.42 537.42 511.84 511.84 0.00 0.00 0.00 0.00 18:30:07 ens3 41.45 32.57 481.97 4.94 0.00 0.00 0.00 0.00 18:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 267.61 267.61 254.77 254.77 0.00 0.00 0.00 0.00 Average: ens3 25.41 20.06 258.90 3.75 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-3395) 10/29/25 _x86_64_ (4 CPU) 18:04:40 LINUX RESTART (4 CPU) 18:10:01 CPU %user %nice %system %iowait %steal %idle 18:20:07 all 50.23 0.00 0.76 0.08 0.09 48.85 18:20:07 0 46.98 0.00 0.57 0.20 0.09 52.16 18:20:07 1 49.88 0.00 0.76 0.07 0.09 49.21 18:20:07 2 41.00 0.00 0.90 0.03 0.08 57.99 18:20:07 3 63.08 0.00 0.80 0.02 0.09 36.01 18:30:07 all 54.95 0.00 1.34 0.07 0.10 43.54 18:30:07 0 83.54 0.00 1.49 0.04 0.12 14.80 18:30:07 1 45.81 0.00 1.55 0.10 0.10 52.44 18:30:07 2 46.02 0.00 1.19 0.07 0.09 52.63 18:30:07 3 44.41 0.00 1.13 0.05 0.09 54.32 Average: all 52.58 0.00 1.05 0.07 0.09 46.21 Average: 0 65.17 0.00 1.03 0.12 0.11 33.57 Average: 1 47.86 0.00 1.15 0.09 0.09 50.81 Average: 2 43.49 0.00 1.04 0.05 0.09 55.33 Average: 3 53.80 0.00 0.97 0.03 0.09 45.12