---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-734 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 691 9444 4 5853 14955 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:9a:91:47 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.5/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84499sec preferred_lft 84499sec inet6 fe80::f816:3eff:fe9a:9147/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:c5:2f:fc:29:c2 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-734) 10/21/25 _x86_64_ (4 CPU) 08:13:08 LINUX RESTART (4 CPU) 08:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:00 26.46 0.12 23.32 3.02 5.74 2990.54 12673.33 08:40:01 24.24 0.06 21.27 2.91 1.63 5796.41 7737.44 Average: 25.35 0.09 22.29 2.97 3.68 4394.61 10203.39 08:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:00 8673024 12872136 3081740 18.82 160664 4120600 3303288 18.96 1021088 6245736 181240 08:40:01 7847152 13231672 2716504 16.59 186516 5217212 3260620 18.72 1273200 6743464 38516 Average: 8260088 13051904 2899122 17.71 173590 4668906 3281954 18.84 1147144 6494600 109878 08:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:00 lo 1249.11 1249.11 1189.96 1189.96 0.00 0.00 0.00 0.00 08:30:00 ens3 48.72 36.90 97.52 12.82 0.00 0.00 0.00 0.00 08:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 630.44 630.44 599.49 599.49 0.00 0.00 0.00 0.00 08:40:01 ens3 66.90 52.15 234.97 14.99 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 939.52 939.52 894.49 894.49 0.00 0.00 0.00 0.00 Average: ens3 57.82 44.53 166.30 13.90 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-734) 10/21/25 _x86_64_ (4 CPU) 08:13:08 LINUX RESTART (4 CPU) 08:20:01 CPU %user %nice %system %iowait %steal %idle 08:30:00 all 64.26 0.00 2.49 0.61 0.16 32.48 08:30:00 0 65.27 0.00 2.83 0.72 0.16 31.03 08:30:00 1 65.66 0.00 2.33 0.96 0.16 30.89 08:30:00 2 60.94 0.00 2.69 0.36 0.16 35.84 08:30:00 3 65.17 0.00 2.12 0.38 0.17 32.16 08:40:01 all 59.92 0.00 2.20 0.56 0.13 37.19 08:40:01 0 61.39 0.00 2.28 0.39 0.13 35.81 08:40:01 1 58.58 0.00 2.01 0.36 0.13 38.93 08:40:01 2 61.06 0.00 2.57 0.62 0.13 35.63 08:40:01 3 58.67 0.00 1.94 0.86 0.13 38.40 Average: all 62.09 0.00 2.35 0.58 0.14 34.84 Average: 0 63.33 0.00 2.56 0.56 0.14 33.42 Average: 1 62.11 0.00 2.17 0.66 0.14 34.91 Average: 2 61.00 0.00 2.63 0.49 0.14 35.73 Average: 3 61.91 0.00 2.03 0.62 0.15 35.28