---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1160 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 12G 66G 16% / 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 8568 4 6771 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:85:af:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.249/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84344sec preferred_lft 84344sec inet6 fe80::f816:3eff:fe85:afef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:f1:a3:f7:3f:79 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-1160) 10/22/25 _x86_64_ (4 CPU) 13:42:08 LINUX RESTART (4 CPU) 13:50:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:00:02 20.12 0.07 17.58 2.47 7.50 2025.70 5158.76 14:10:48 28.54 0.03 25.55 2.97 0.48 4269.20 7575.42 Average: 24.56 0.05 21.78 2.73 3.80 3208.11 6432.44 13:50:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:00:02 8971716 12881388 3074556 18.78 145452 3879844 3106388 17.83 971976 6038676 22208 14:10:48 5735076 10711244 5240400 32.01 161744 4883756 5091600 29.23 1274688 8898676 268 Average: 7353396 11796316 4157478 25.39 153598 4381800 4098994 23.53 1123332 7468676 11238 13:50:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:00:02 lo 1563.90 1563.90 1484.23 1484.23 0.00 0.00 0.00 0.00 14:00:02 ens3 41.27 33.00 24.41 11.40 0.00 0.00 0.00 0.00 14:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:48 lo 1122.24 1122.24 1108.50 1108.50 0.00 0.00 0.00 0.00 14:10:48 ens3 41.31 33.47 29.41 11.61 0.00 0.00 0.00 0.00 14:10:48 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1331.12 1331.12 1286.21 1286.21 0.00 0.00 0.00 0.00 Average: ens3 41.29 33.25 27.05 11.51 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-1160) 10/22/25 _x86_64_ (4 CPU) 13:42:08 LINUX RESTART (4 CPU) 13:50:21 CPU %user %nice %system %iowait %steal %idle 14:00:02 all 65.78 0.00 2.39 1.32 0.24 30.27 14:00:02 0 65.42 0.00 2.27 2.00 0.23 30.07 14:00:02 1 64.08 0.00 2.53 0.38 0.24 32.76 14:00:02 2 66.67 0.00 2.39 2.53 0.24 28.17 14:00:02 3 66.97 0.00 2.36 0.35 0.24 30.08 14:10:48 all 57.19 0.00 2.31 0.21 0.12 40.17 14:10:48 0 57.70 0.00 2.31 0.16 0.13 39.71 14:10:48 1 54.95 0.00 2.44 0.25 0.12 42.24 14:10:48 2 57.01 0.00 2.21 0.33 0.12 40.32 14:10:48 3 59.11 0.00 2.27 0.10 0.12 38.40 Average: all 61.26 0.00 2.35 0.73 0.18 35.49 Average: 0 61.35 0.00 2.29 1.03 0.18 35.15 Average: 1 59.27 0.00 2.49 0.31 0.18 37.75 Average: 2 61.58 0.00 2.30 1.37 0.18 34.58 Average: 3 62.82 0.00 2.31 0.22 0.18 34.46