---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3386 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 603 10464 4 4922 15043 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:64:7c:8c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.159/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84810sec preferred_lft 84810sec inet6 fe80::f816:3eff:fe64:7c8c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:ec:6f:00:43:9c 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-3386) 10/29/25 _x86_64_ (4 CPU) 17:05:49 LINUX RESTART (4 CPU) 17:10:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:20:28 7.15 0.69 5.95 0.50 543.66 1128.15 10699.46 17:30:21 16.23 0.54 14.40 1.29 19.52 2246.01 9034.55 Average: 11.66 0.62 10.15 0.90 283.28 1683.46 9872.39 17:10:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:20:28 8298736 11414256 4548972 27.78 111416 3172988 4753776 27.29 666720 7071032 272 17:30:21 10109412 13669192 2290068 13.99 133276 3566196 2513464 14.43 847872 5049112 11136 Average: 9204074 12541724 3419520 20.89 122346 3369592 3633620 20.86 757296 6060072 5704 17:10:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:20:28 lo 0.59 0.59 0.37 0.37 0.00 0.00 0.00 0.00 17:20:28 ens3 16.88 12.86 163.04 2.39 0.00 0.00 0.00 0.00 17:20:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:21 lo 369.00 369.00 351.03 351.03 0.00 0.00 0.00 0.00 17:30:21 ens3 36.53 27.86 410.71 3.81 0.00 0.00 0.00 0.00 17:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 183.60 183.60 174.57 174.57 0.00 0.00 0.00 0.00 Average: ens3 26.64 20.31 286.07 3.10 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-3386) 10/29/25 _x86_64_ (4 CPU) 17:05:49 LINUX RESTART (4 CPU) 17:10:28 CPU %user %nice %system %iowait %steal %idle 17:20:28 all 49.32 0.00 0.73 0.12 0.09 49.75 17:20:28 0 46.97 0.00 0.76 0.11 0.08 52.09 17:20:28 1 41.79 0.00 0.78 0.06 0.09 57.29 17:20:28 2 65.27 0.00 0.73 0.08 0.10 33.82 17:20:28 3 43.25 0.00 0.66 0.22 0.08 55.79 17:30:21 all 56.80 0.00 1.25 0.08 0.10 41.77 17:30:21 0 84.36 0.00 1.49 0.03 0.12 14.01 17:30:21 1 47.46 0.00 1.16 0.05 0.09 51.24 17:30:21 2 49.39 0.00 1.23 0.13 0.09 49.17 17:30:21 3 45.99 0.00 1.14 0.11 0.09 52.67 Average: all 53.03 0.00 0.99 0.10 0.09 45.79 Average: 0 65.53 0.00 1.12 0.07 0.10 33.19 Average: 1 44.61 0.00 0.97 0.06 0.09 54.28 Average: 2 57.39 0.00 0.98 0.10 0.09 41.44 Average: 3 44.61 0.00 0.90 0.16 0.08 54.24