---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2510 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 649 10644 4 4694 14997 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:1e:2f:aa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.110/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84922sec preferred_lft 84922sec inet6 fe80::f816:3eff:fe1e:2faa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:8d:8d:7e:88:9f 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-2510) 10/27/25 _x86_64_ (4 CPU) 16:09:43 LINUX RESTART (4 CPU) 16:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:20:16 53.05 11.00 40.35 1.70 1701.63 8761.59 3691.43 16:30:16 24.07 0.53 19.59 3.96 16.41 3441.31 5686.95 Average: 38.76 5.83 30.11 2.81 870.60 6138.00 4675.48 16:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:20:16 10444304 13665132 2296328 14.03 123628 3236920 2610176 14.98 659240 4891940 50832 16:30:16 10937632 15379600 573300 3.50 162648 4328144 1087132 6.24 996292 3957988 366112 Average: 10690968 14522366 1434814 8.76 143138 3782532 1848654 10.61 827766 4424964 208472 16:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:20:16 lo 1.41 1.41 0.16 0.16 0.00 0.00 0.00 0.00 16:20:16 ens3 145.80 108.70 848.02 25.82 0.00 0.00 0.00 0.00 16:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:16 lo 1590.47 1590.47 1515.62 1515.62 0.00 0.00 0.00 0.00 16:30:16 ens3 80.32 63.92 403.48 16.82 0.00 0.00 0.00 0.00 16:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 785.02 785.02 747.48 747.48 0.00 0.00 0.00 0.00 Average: ens3 113.51 86.62 628.80 21.38 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-2510) 10/27/25 _x86_64_ (4 CPU) 16:09:43 LINUX RESTART (4 CPU) 16:10:00 CPU %user %nice %system %iowait %steal %idle 16:20:16 all 57.73 0.00 2.25 0.96 0.11 38.96 16:20:16 0 57.17 0.00 2.30 2.29 0.11 38.14 16:20:16 1 59.58 0.00 2.01 0.55 0.11 37.75 16:20:16 2 57.98 0.00 2.36 0.41 0.11 39.16 16:20:16 3 56.18 0.00 2.32 0.61 0.11 40.78 16:30:16 all 67.74 0.00 2.78 0.54 0.13 28.81 16:30:16 0 66.57 0.00 2.52 0.06 0.13 30.73 16:30:16 1 66.42 0.00 2.72 0.12 0.13 30.62 16:30:16 2 67.96 0.00 2.89 1.88 0.13 27.14 16:30:16 3 70.02 0.00 3.00 0.09 0.13 26.75 Average: all 62.66 0.00 2.51 0.75 0.12 33.95 Average: 0 61.80 0.00 2.41 1.19 0.12 34.48 Average: 1 62.95 0.00 2.36 0.34 0.12 34.23 Average: 2 62.90 0.00 2.62 1.13 0.12 33.23 Average: 3 63.00 0.00 2.66 0.35 0.12 33.86