---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6414 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 68G 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 651 10315 4 5021 14995 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:07:cf:63 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.214/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83177sec preferred_lft 83177sec inet6 fe80::f816:3eff:fe07:cf63/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:9b:88:04:20:47 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-6414) 11/06/25 _x86_64_ (4 CPU) 09:12:57 LINUX RESTART (4 CPU) 09:20:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:05 1.27 0.01 1.25 0.01 0.04 22.41 576.69 09:40:01 1.99 0.00 1.97 0.01 0.00 35.83 0.11 09:50:09 8.23 1.84 5.84 0.55 123.14 1905.41 445.60 10:00:00 23.52 0.84 19.60 3.09 28.00 3546.63 9131.69 Average: 8.74 0.68 7.15 0.91 38.33 1379.09 2519.54 09:20:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:05 12738552 15509848 464068 2.83 101804 2859984 994844 5.71 603424 2691316 264 09:40:01 12733444 15506748 467088 2.85 103368 2860208 995332 5.71 604976 2702332 288 09:50:09 10727772 14125808 1834712 11.21 126220 3417336 2206556 12.67 782156 4509732 28976 10:00:00 8847092 13174320 2778204 16.97 166696 4223204 2951704 16.94 1025940 6033468 14876 Average: 11261715 14579181 1386018 8.47 124522 3340183 1787109 10.26 754124 3984212 11101 09:20:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:30:05 ens3 2.60 1.77 22.49 0.38 0.00 0.00 0.00 0.00 09:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:40:01 ens3 7.02 5.53 72.87 0.99 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:09 lo 0.74 0.74 0.07 0.07 0.00 0.00 0.00 0.00 09:50:09 ens3 62.17 50.14 417.15 12.41 0.00 0.00 0.00 0.00 09:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:00 lo 1373.03 1373.03 1308.11 1308.11 0.00 0.00 0.00 0.00 10:00:00 ens3 92.52 70.90 364.79 19.64 0.00 0.00 0.00 0.00 10:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 340.54 340.54 324.23 324.23 0.00 0.00 0.00 0.00 Average: ens3 41.17 32.17 220.49 8.37 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-6414) 11/06/25 _x86_64_ (4 CPU) 09:12:57 LINUX RESTART (4 CPU) 09:20:15 CPU %user %nice %system %iowait %steal %idle 09:30:05 all 0.17 0.00 0.03 0.02 0.01 99.77 09:30:05 0 0.48 0.00 0.02 0.05 0.01 99.44 09:30:05 1 0.03 0.00 0.03 0.00 0.02 99.92 09:30:05 2 0.13 0.00 0.03 0.02 0.01 99.81 09:30:05 3 0.03 0.00 0.02 0.00 0.01 99.94 09:40:01 all 0.14 0.00 0.03 0.03 0.02 99.78 09:40:01 0 0.04 0.00 0.02 0.09 0.01 99.84 09:40:01 1 0.27 0.00 0.03 0.01 0.02 99.68 09:40:01 2 0.22 0.00 0.06 0.00 0.02 99.70 09:40:01 3 0.05 0.00 0.02 0.01 0.01 99.91 09:50:09 all 37.70 0.00 1.14 0.07 0.06 61.02 09:50:09 0 39.42 0.00 1.21 0.11 0.06 59.20 09:50:09 1 38.02 0.00 1.00 0.07 0.07 60.83 09:50:09 2 36.93 0.00 1.16 0.04 0.06 61.81 09:50:09 3 36.44 0.00 1.20 0.04 0.06 62.25 10:00:00 all 69.82 0.00 2.73 0.20 0.11 27.15 10:00:00 0 70.66 0.00 2.59 0.25 0.11 26.39 10:00:00 1 68.17 0.00 2.61 0.22 0.10 28.90 10:00:00 2 69.84 0.00 2.78 0.15 0.10 27.12 10:00:00 3 70.60 0.00 2.93 0.16 0.11 26.20 Average: all 26.95 0.00 0.98 0.08 0.05 71.95 Average: 0 27.63 0.00 0.96 0.12 0.05 71.24 Average: 1 26.61 0.00 0.91 0.08 0.05 72.35 Average: 2 26.79 0.00 1.01 0.05 0.05 72.10 Average: 3 26.77 0.00 1.04 0.05 0.05 72.09