---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3846 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 67G 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 668 9896 4 5424 14978 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:47:d2:7e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.111/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84376sec preferred_lft 84376sec inet6 fe80::f816:3eff:fe47:d27e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:8d:59:66:48:ca 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-3846) 10/30/25 _x86_64_ (4 CPU) 18:21:57 LINUX RESTART (4 CPU) 18:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:01 42.92 0.02 36.46 6.44 0.40 1656.94 131763.08 18:50:03 28.47 0.19 24.26 4.01 5.07 3669.27 26966.34 Average: 35.69 0.11 30.35 5.23 2.74 2664.42 79296.25 18:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:01 9402112 12879556 3079904 18.81 151364 3461464 3334356 19.14 846728 5751436 568 18:50:03 7319048 12429124 3521808 21.51 177972 4983936 3805708 21.84 1404300 7183048 716812 Average: 8360580 12654340 3300856 20.16 164668 4222700 3570032 20.49 1125514 6467242 358690 18:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:01 lo 39.68 39.68 9.46 9.46 0.00 0.00 0.00 0.00 18:40:01 ens3 18.27 12.88 13.94 4.19 0.00 0.00 0.00 0.00 18:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:03 lo 1582.87 1582.87 1491.46 1491.46 0.00 0.00 0.00 0.00 18:50:03 ens3 64.83 48.86 453.25 12.78 0.00 0.00 0.00 0.00 18:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 812.29 812.29 751.43 751.43 0.00 0.00 0.00 0.00 Average: ens3 41.58 30.90 233.89 8.49 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-3846) 10/30/25 _x86_64_ (4 CPU) 18:21:57 LINUX RESTART (4 CPU) 18:30:01 CPU %user %nice %system %iowait %steal %idle 18:40:01 all 27.06 0.00 1.07 0.45 0.09 71.33 18:40:01 0 25.63 0.00 1.06 0.07 0.09 73.15 18:40:01 1 27.35 0.00 1.07 0.44 0.09 71.04 18:40:01 2 27.67 0.00 1.11 0.48 0.09 70.65 18:40:01 3 27.60 0.00 1.04 0.80 0.09 70.47 18:50:03 all 43.70 0.00 2.16 0.15 0.09 53.90 18:50:03 0 43.05 0.00 1.79 0.10 0.09 54.97 18:50:03 1 43.14 0.00 2.20 0.10 0.09 54.47 18:50:03 2 43.12 0.00 2.20 0.23 0.09 54.36 18:50:03 3 45.47 0.00 2.46 0.19 0.09 51.79 Average: all 35.38 0.00 1.62 0.30 0.09 62.61 Average: 0 34.35 0.00 1.42 0.08 0.09 64.06 Average: 1 35.25 0.00 1.64 0.27 0.09 62.76 Average: 2 35.40 0.00 1.66 0.36 0.09 62.50 Average: 3 36.54 0.00 1.75 0.49 0.09 61.13