---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7065 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: 5599.99 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 8.5G 69G 11% / 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 569 12587 4 2832 15090 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:a8:6f:b0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.161/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82695sec preferred_lft 82695sec inet6 fe80::f816:3eff:fea8:6fb0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:ef:9d:3b:1c:0a 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-7065) 11/08/25 _x86_64_ (4 CPU) 12:55:49 LINUX RESTART (4 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:00 5.33 0.66 4.25 0.42 538.89 658.23 1050.24 13:20:00 1.44 0.01 1.42 0.02 0.05 16.68 0.13 13:30:00 1.49 0.00 1.47 0.01 0.00 16.93 0.12 13:40:00 1.54 0.00 1.52 0.02 0.00 17.45 0.16 13:50:00 1.53 0.00 1.52 0.01 0.00 17.11 0.12 Average: 2.27 0.13 2.04 0.10 107.79 145.28 210.15 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:00 12991808 15535620 446492 2.73 93020 2647136 979220 5.62 486920 2572520 160 13:20:00 12990588 15534988 447168 2.73 93588 2647148 979220 5.62 487512 2572444 240 13:30:00 12992352 15537444 444656 2.72 94152 2647280 979476 5.62 488064 2573252 172 13:40:00 12991412 15537112 445024 2.72 94744 2647284 979536 5.62 488656 2575004 84 13:50:00 12991412 15537732 444356 2.71 95336 2647300 979540 5.62 489256 2575776 140 Average: 12991514 15536579 445539 2.72 94168 2647230 979398 5.62 488082 2573799 159 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:00 lo 0.14 0.14 0.02 0.02 0.00 0.00 0.00 0.00 13:10:00 ens3 5.49 2.75 125.96 0.25 0.00 0.00 0.00 0.00 13:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:20:00 ens3 0.20 0.08 0.04 0.02 0.00 0.00 0.00 0.00 13:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:30:00 ens3 0.19 0.08 0.04 0.02 0.00 0.00 0.00 0.00 13:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:40:00 ens3 0.30 0.13 0.10 0.06 0.00 0.00 0.00 0.00 13:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:50:00 ens3 0.21 0.07 0.05 0.02 0.00 0.00 0.00 0.00 13:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 1.28 0.62 25.24 0.07 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-7065) 11/08/25 _x86_64_ (4 CPU) 12:55:49 LINUX RESTART (4 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:00 all 0.38 0.00 0.12 0.10 0.02 99.38 13:10:00 0 0.27 0.00 0.13 0.17 0.02 99.42 13:10:00 1 0.57 0.00 0.14 0.09 0.02 99.18 13:10:00 2 0.48 0.00 0.13 0.10 0.02 99.27 13:10:00 3 0.20 0.00 0.10 0.04 0.02 99.64 13:20:00 all 0.07 0.00 0.03 0.02 0.02 99.87 13:20:00 0 0.02 0.00 0.02 0.05 0.01 99.90 13:20:00 1 0.08 0.00 0.02 0.00 0.02 99.88 13:20:00 2 0.14 0.00 0.04 0.00 0.03 99.80 13:20:00 3 0.03 0.00 0.03 0.00 0.02 99.92 13:30:00 all 0.03 0.00 0.02 0.01 0.02 99.92 13:30:00 0 0.01 0.00 0.01 0.02 0.01 99.95 13:30:00 1 0.03 0.00 0.02 0.00 0.02 99.94 13:30:00 2 0.08 0.00 0.04 0.00 0.03 99.85 13:30:00 3 0.02 0.00 0.02 0.01 0.01 99.95 13:40:00 all 0.11 0.00 0.03 0.01 0.02 99.83 13:40:00 0 0.01 0.00 0.02 0.00 0.01 99.96 13:40:00 1 0.03 0.00 0.05 0.01 0.04 99.87 13:40:00 2 0.37 0.00 0.02 0.00 0.02 99.58 13:40:00 3 0.03 0.00 0.02 0.03 0.01 99.92 13:50:00 all 0.13 0.00 0.03 0.06 0.02 99.77 13:50:00 0 0.02 0.00 0.01 0.00 0.01 99.96 13:50:00 1 0.26 0.00 0.02 0.02 0.03 99.67 13:50:00 2 0.22 0.00 0.04 0.01 0.02 99.70 13:50:00 3 0.02 0.00 0.03 0.20 0.01 99.75 Average: all 0.14 0.00 0.04 0.04 0.02 99.76 Average: 0 0.06 0.00 0.04 0.05 0.01 99.84 Average: 1 0.19 0.00 0.05 0.02 0.02 99.71 Average: 2 0.26 0.00 0.05 0.02 0.03 99.64 Average: 3 0.06 0.00 0.04 0.05 0.01 99.84