---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7807 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 12G 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 651 9185 4 6151 14995 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:6d:99:75 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.14/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84550sec preferred_lft 84550sec inet6 fe80::f816:3eff:fe6d:9975/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:8d:91:a3:9a:05 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-7807) 11/11/25 _x86_64_ (4 CPU) 01:07:30 LINUX RESTART (4 CPU) 01:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:12 27.02 3.03 20.35 3.64 789.59 4212.90 42438.30 01:30:01 21.18 0.18 18.00 3.01 4.58 1615.75 28137.21 Average: 24.16 1.63 19.19 3.33 404.66 2939.40 35425.81 01:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:12 9262160 12986788 2970760 18.14 130104 3718356 3266264 18.75 932016 5777124 548 01:30:01 8939124 13030132 2924452 17.86 150788 4036284 3333688 19.14 1062696 5956556 31880 Average: 9100642 13008460 2947606 18.00 140446 3877320 3299976 18.94 997356 5866840 16214 01:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:12 lo 22.06 22.06 4.85 4.85 0.00 0.00 0.00 0.00 01:20:12 ens3 74.82 57.75 672.32 10.35 0.00 0.00 0.00 0.00 01:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:01 lo 1252.73 1252.73 1164.81 1164.81 0.00 0.00 0.00 0.00 01:30:01 ens3 42.52 31.57 253.63 7.16 0.00 0.00 0.00 0.00 01:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 625.52 625.52 573.63 573.63 0.00 0.00 0.00 0.00 Average: ens3 58.98 44.91 467.02 8.78 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-7807) 11/11/25 _x86_64_ (4 CPU) 01:07:30 LINUX RESTART (4 CPU) 01:10:00 CPU %user %nice %system %iowait %steal %idle 01:20:12 all 38.50 0.00 1.65 0.26 0.09 59.50 01:20:12 0 37.73 0.00 1.55 0.25 0.09 60.38 01:20:12 1 39.19 0.00 1.42 0.31 0.09 58.99 01:20:12 2 38.73 0.00 1.83 0.20 0.08 59.15 01:20:12 3 38.37 0.00 1.78 0.30 0.09 59.47 01:30:01 all 28.06 0.00 1.62 0.07 0.09 70.15 01:30:01 0 28.29 0.00 2.11 0.05 0.09 69.46 01:30:01 1 27.05 0.00 1.41 0.05 0.09 71.40 01:30:01 2 28.69 0.00 1.47 0.07 0.09 69.68 01:30:01 3 28.22 0.00 1.49 0.11 0.09 70.08 Average: all 33.39 0.00 1.63 0.17 0.09 64.72 Average: 0 33.10 0.00 1.83 0.15 0.09 64.83 Average: 1 33.24 0.00 1.41 0.18 0.09 65.07 Average: 2 33.81 0.00 1.66 0.14 0.08 64.31 Average: 3 33.39 0.00 1.64 0.21 0.09 64.67