---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6508 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 67G 15% / 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 653 9382 4 5953 14993 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:ae:81:3e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.59/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84705sec preferred_lft 84705sec inet6 fe80::f816:3eff:feae:813e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:8a:e2:86:66:22 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-6508) 11/06/25 _x86_64_ (4 CPU) 15:26:20 LINUX RESTART (4 CPU) 15:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:01 20.02 0.71 16.00 3.32 542.12 1711.97 78747.59 15:50:24 24.22 0.18 20.55 3.49 4.53 1844.75 29288.65 Average: 22.17 0.44 18.32 3.41 267.72 1779.74 53502.21 15:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:01 9532972 13057740 2901468 17.72 125432 3527956 3103592 17.81 836876 5617864 24 15:50:24 8978956 13086696 2868856 17.52 146908 4056312 2879008 16.53 1001532 5947968 203852 Average: 9255964 13072218 2885162 17.62 136170 3792134 2991300 17.17 919204 5782916 101938 15:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:01 lo 38.25 38.25 9.02 9.02 0.00 0.00 0.00 0.00 15:40:01 ens3 15.61 11.32 137.43 2.98 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:24 lo 1383.93 1383.93 1298.79 1298.79 0.00 0.00 0.00 0.00 15:50:24 ens3 39.27 29.77 306.08 6.40 0.00 0.00 0.00 0.00 15:50:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 725.13 725.13 667.36 667.36 0.00 0.00 0.00 0.00 Average: ens3 27.69 20.74 223.51 4.73 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-6508) 11/06/25 _x86_64_ (4 CPU) 15:26:20 LINUX RESTART (4 CPU) 15:30:03 CPU %user %nice %system %iowait %steal %idle 15:40:01 all 26.20 0.00 1.06 0.21 0.09 72.44 15:40:01 0 26.39 0.00 1.19 0.28 0.08 72.06 15:40:01 1 25.92 0.00 0.94 0.18 0.09 72.86 15:40:01 2 26.40 0.00 1.10 0.06 0.09 72.35 15:40:01 3 26.08 0.00 1.02 0.30 0.09 72.51 15:50:24 all 36.68 0.00 1.77 0.30 0.09 61.16 15:50:24 0 35.88 0.00 1.98 0.76 0.10 61.28 15:50:24 1 36.50 0.00 1.95 0.19 0.09 61.26 15:50:24 2 37.15 0.00 1.62 0.12 0.09 61.02 15:50:24 3 37.20 0.00 1.51 0.13 0.09 61.07 Average: all 31.55 0.00 1.42 0.25 0.09 66.69 Average: 0 31.23 0.00 1.59 0.53 0.09 66.56 Average: 1 31.32 0.00 1.46 0.19 0.09 66.95 Average: 2 31.89 0.00 1.36 0.09 0.09 66.57 Average: 3 31.75 0.00 1.27 0.21 0.09 66.67