---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12229 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 625 10555 4 4808 15021 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:0d:c7:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.241/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84838sec preferred_lft 84838sec inet6 fe80::f816:3eff:fe0d:c720/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:60:63:54:d0:13 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-12229) 11/20/25 _x86_64_ (4 CPU) 18:45:44 LINUX RESTART (4 CPU) 18:50:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:00:04 5.64 0.53 4.75 0.36 338.77 915.07 403.68 19:10:03 17.73 0.54 15.86 1.34 19.56 2376.93 11624.30 Average: 11.68 0.53 10.29 0.85 179.42 1644.84 6005.09 18:50:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:00:04 8708800 11709428 4254164 25.98 110152 3060436 4386368 25.18 605244 6724696 224 19:10:03 9235512 12955172 3003904 18.35 130120 3720176 3223736 18.50 824192 5934184 266100 Average: 8972156 12332300 3629034 22.16 120136 3390306 3805052 21.84 714718 6329440 133162 18:50:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:00:04 lo 0.57 0.57 0.37 0.37 0.00 0.00 0.00 0.00 19:00:04 ens3 17.25 12.78 122.29 2.30 0.00 0.00 0.00 0.00 19:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:03 lo 450.67 450.67 429.23 429.23 0.00 0.00 0.00 0.00 19:10:03 ens3 38.31 25.61 406.94 3.70 0.00 0.00 0.00 0.00 19:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 225.27 225.27 214.46 214.46 0.00 0.00 0.00 0.00 Average: ens3 27.76 19.19 264.39 3.00 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-12229) 11/20/25 _x86_64_ (4 CPU) 18:45:44 LINUX RESTART (4 CPU) 18:50:04 CPU %user %nice %system %iowait %steal %idle 19:00:04 all 47.40 0.00 0.70 0.16 0.08 51.65 19:00:04 0 47.92 0.00 0.70 0.02 0.08 51.28 19:00:04 1 39.88 0.00 0.70 0.08 0.09 59.25 19:00:04 2 51.74 0.00 0.63 0.15 0.08 47.41 19:00:04 3 50.07 0.00 0.75 0.41 0.08 48.69 19:10:03 all 54.18 0.00 1.34 0.05 0.09 44.34 19:10:03 0 67.63 0.00 1.56 0.03 0.10 30.69 19:10:03 1 43.77 0.00 1.36 0.05 0.09 54.73 19:10:03 2 52.98 0.00 1.21 0.05 0.09 45.67 19:10:03 3 52.31 0.00 1.22 0.08 0.09 46.31 Average: all 50.79 0.00 1.01 0.11 0.09 48.00 Average: 0 57.76 0.00 1.13 0.02 0.09 41.00 Average: 1 41.82 0.00 1.03 0.06 0.09 57.00 Average: 2 52.36 0.00 0.92 0.10 0.09 46.54 Average: 3 51.18 0.00 0.98 0.25 0.09 47.50