---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8551 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 643 10499 4 4846 15002 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:ba:29:b1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.118/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84866sec preferred_lft 84866sec inet6 fe80::f816:3eff:feba:29b1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:7a:11:99:df:42 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-8551) 11/13/25 _x86_64_ (4 CPU) 11:55:40 LINUX RESTART (4 CPU) 12:00:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:10:06 13.33 1.18 10.69 1.47 566.89 3236.03 19366.93 12:20:03 24.00 0.54 19.56 3.90 18.82 3733.43 5411.52 Average: 18.70 0.86 15.15 2.69 291.08 3486.34 12344.01 12:00:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:10:06 9883124 13551680 2406348 14.70 143480 3629584 2612796 15.00 811508 5275192 36176 12:20:03 10851352 15452784 498192 3.04 166844 4477680 983172 5.64 1066064 3952300 228 Average: 10367238 14502232 1452270 8.87 155162 4053632 1797984 10.32 938786 4613746 18202 12:00:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:10:06 lo 1.47 1.47 0.15 0.15 0.00 0.00 0.00 0.00 12:10:06 ens3 74.67 56.23 253.10 18.60 0.00 0.00 0.00 0.00 12:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:03 lo 1448.24 1448.24 1368.56 1368.56 0.00 0.00 0.00 0.00 12:20:03 ens3 110.41 98.88 396.32 166.43 0.00 0.00 0.00 0.00 12:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 729.54 729.54 688.79 688.79 0.00 0.00 0.00 0.00 Average: ens3 92.66 77.69 325.17 92.99 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-8551) 11/13/25 _x86_64_ (4 CPU) 11:55:40 LINUX RESTART (4 CPU) 12:00:17 CPU %user %nice %system %iowait %steal %idle 12:10:06 all 74.02 0.00 2.41 0.53 0.13 22.91 12:10:06 0 74.01 0.00 2.18 0.87 0.13 22.81 12:10:06 1 75.01 0.00 2.54 0.07 0.12 22.25 12:10:06 2 71.58 0.00 2.40 0.24 0.12 25.66 12:10:06 3 75.49 0.00 2.50 0.94 0.13 20.94 12:20:03 all 47.22 0.00 2.34 0.38 0.11 49.94 12:20:03 0 46.77 0.00 2.00 0.11 0.12 51.00 12:20:03 1 46.39 0.00 2.46 0.54 0.11 50.50 12:20:03 2 49.02 0.00 2.40 0.36 0.11 48.11 12:20:03 3 46.71 0.00 2.51 0.52 0.11 50.15 Average: all 60.55 0.00 2.37 0.46 0.12 36.50 Average: 0 60.34 0.00 2.09 0.49 0.12 36.96 Average: 1 60.61 0.00 2.50 0.30 0.12 36.46 Average: 2 60.24 0.00 2.40 0.30 0.12 36.94 Average: 3 61.01 0.00 2.51 0.73 0.12 35.64