---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1153 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 716 9904 4 5368 14930 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:5d:61:2c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.111/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84451sec preferred_lft 84451sec inet6 fe80::f816:3eff:fe5d:612c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:68:53:0a:f4:00 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-1153) 11/25/25 _x86_64_ (4 CPU) 22:35:33 LINUX RESTART (4 CPU) 22:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:50:08 24.02 2.68 19.23 2.11 151.73 4607.42 6034.21 23:00:08 42.14 0.07 27.58 14.49 1.79 6083.15 250766.45 Average: 33.03 1.38 23.38 8.27 77.15 5341.36 127750.16 22:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:50:08 9699400 13177540 2780452 16.98 152400 3424356 3207732 18.41 701556 5559228 20804 23:00:08 7893684 12783280 3168128 19.35 184876 4730688 3244840 18.63 1005124 6984952 24632 Average: 8796542 12980410 2974290 18.17 168638 4077522 3226286 18.52 853340 6272090 22718 22:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:50:08 lo 775.98 775.98 738.79 738.79 0.00 0.00 0.00 0.00 22:50:08 ens3 109.75 82.18 657.80 19.61 0.00 0.00 0.00 0.00 22:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:08 lo 1310.99 1310.99 1248.79 1248.79 0.00 0.00 0.00 0.00 23:00:08 ens3 60.51 45.69 229.91 13.36 0.00 0.00 0.00 0.00 23:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1042.07 1042.07 992.43 992.43 0.00 0.00 0.00 0.00 Average: ens3 85.26 64.03 444.99 16.50 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-1153) 11/25/25 _x86_64_ (4 CPU) 22:35:33 LINUX RESTART (4 CPU) 22:40:01 CPU %user %nice %system %iowait %steal %idle 22:50:08 all 63.60 0.00 2.18 0.13 0.10 33.99 22:50:08 0 62.75 0.00 2.18 0.17 0.10 34.79 22:50:08 1 65.26 0.00 2.05 0.08 0.10 32.51 22:50:08 2 62.33 0.00 2.49 0.11 0.10 34.97 22:50:08 3 64.07 0.00 2.01 0.14 0.10 33.69 23:00:08 all 57.59 0.00 2.31 0.16 0.09 39.85 23:00:08 0 56.69 0.00 2.43 0.10 0.09 40.69 23:00:08 1 57.39 0.00 2.12 0.06 0.09 40.33 23:00:08 2 56.18 0.00 2.13 0.10 0.10 41.49 23:00:08 3 60.09 0.00 2.57 0.38 0.09 36.87 Average: all 60.61 0.00 2.25 0.14 0.10 36.90 Average: 0 59.74 0.00 2.31 0.14 0.10 37.72 Average: 1 61.35 0.00 2.09 0.07 0.10 36.40 Average: 2 59.27 0.00 2.31 0.11 0.10 38.22 Average: 3 62.09 0.00 2.29 0.26 0.09 35.27