---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3867 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 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 642 10264 4 5081 15004 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:69:17:7d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.58/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84830sec preferred_lft 84830sec inet6 fe80::f816:3eff:fe69:177d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:49:4e:07:16:2a 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-3867) 10/30/25 _x86_64_ (4 CPU) 20:09:09 LINUX RESTART (4 CPU) 20:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:01 24.71 4.34 18.96 1.41 891.55 4466.35 5295.24 20:30:09 2.76 0.03 2.62 0.11 3.27 315.71 81.99 Average: 13.67 2.17 10.74 0.76 444.69 2378.33 2672.67 20:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:01 9670120 12944312 3017432 18.43 113596 3327668 3293824 18.91 746948 5617412 3136 20:30:09 10120960 13513124 2447724 14.95 117392 3432572 2684680 15.41 770440 5099076 33992 Average: 9895540 13228718 2732578 16.69 115494 3380120 2989252 17.16 758694 5358244 18564 20:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:01 lo 0.56 0.56 0.08 0.08 0.00 0.00 0.00 0.00 20:20:01 ens3 80.56 61.95 901.62 9.12 0.00 0.00 0.00 0.00 20:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:09 lo 0.51 0.51 0.36 0.36 0.00 0.00 0.00 0.00 20:30:09 ens3 4.53 3.97 29.54 0.93 0.00 0.00 0.00 0.00 20:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.54 0.54 0.22 0.22 0.00 0.00 0.00 0.00 Average: ens3 42.32 32.78 462.91 5.00 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-3867) 10/30/25 _x86_64_ (4 CPU) 20:09:09 LINUX RESTART (4 CPU) 20:10:00 CPU %user %nice %system %iowait %steal %idle 20:20:01 all 50.90 0.00 1.39 0.87 0.10 46.74 20:20:01 0 53.15 0.00 1.43 1.73 0.09 43.60 20:20:01 1 49.99 0.00 1.44 0.23 0.10 48.24 20:20:01 2 51.99 0.00 1.51 0.26 0.10 46.13 20:20:01 3 48.44 0.00 1.18 1.28 0.10 49.00 20:30:09 all 45.97 0.00 0.50 0.01 0.09 53.43 20:30:09 0 29.43 0.00 0.54 0.02 0.09 69.92 20:30:09 1 30.38 0.00 0.45 0.02 0.08 69.07 20:30:09 2 89.77 0.00 0.59 0.00 0.12 9.52 20:30:09 3 34.37 0.00 0.39 0.01 0.08 65.15 Average: all 48.41 0.00 0.94 0.44 0.09 50.11 Average: 0 41.21 0.00 0.98 0.87 0.09 56.84 Average: 1 40.09 0.00 0.94 0.12 0.09 58.75 Average: 2 70.99 0.00 1.05 0.13 0.11 27.72 Average: 3 41.35 0.00 0.79 0.64 0.09 57.14