---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6987 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 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 674 9330 4 5984 14972 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:8a:ef:b4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.17/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84537sec preferred_lft 84537sec inet6 fe80::f816:3eff:fe8a:efb4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:e7:bd:2c:ea:49 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-6987) 11/08/25 _x86_64_ (4 CPU) 04:08:38 LINUX RESTART (4 CPU) 04:10:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:20:24 27.95 3.81 20.60 3.54 697.07 4688.39 42955.10 04:30:24 18.34 0.17 15.70 2.46 4.41 1670.87 24362.72 Average: 23.21 2.02 18.18 3.01 355.11 3198.66 33776.17 04:10:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:20:24 9584100 13098640 2860336 17.47 125740 3518984 3242016 18.61 837408 5576568 35392 04:30:24 9447144 13317932 2637688 16.11 147640 3823820 2901388 16.65 963416 5542720 12620 Average: 9515622 13208286 2749012 16.79 136690 3671402 3071702 17.63 900412 5559644 24006 04:10:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:20:24 lo 17.51 17.51 3.77 3.77 0.00 0.00 0.00 0.00 04:20:24 ens3 70.63 57.13 643.50 12.29 0.00 0.00 0.00 0.00 04:20:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:30:24 lo 884.60 884.60 809.49 809.49 0.00 0.00 0.00 0.00 04:30:24 ens3 30.28 21.57 228.28 5.14 0.00 0.00 0.00 0.00 04:30:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 445.59 445.59 401.55 401.55 0.00 0.00 0.00 0.00 Average: ens3 50.71 39.58 438.51 8.76 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-6987) 11/08/25 _x86_64_ (4 CPU) 04:08:38 LINUX RESTART (4 CPU) 04:10:08 CPU %user %nice %system %iowait %steal %idle 04:20:24 all 34.70 0.00 1.36 0.28 0.08 63.57 04:20:24 0 34.32 0.00 1.36 0.17 0.09 64.07 04:20:24 1 35.44 0.00 1.46 0.35 0.08 62.67 04:20:24 2 35.53 0.00 1.33 0.33 0.08 62.74 04:20:24 3 33.53 0.00 1.30 0.29 0.08 64.80 04:30:24 all 23.79 0.00 1.30 0.10 0.09 74.72 04:30:24 0 23.82 0.00 1.25 0.11 0.09 74.74 04:30:24 1 24.01 0.00 1.23 0.05 0.09 74.62 04:30:24 2 23.74 0.00 1.21 0.19 0.09 74.77 04:30:24 3 23.60 0.00 1.50 0.05 0.09 74.77 Average: all 29.32 0.00 1.33 0.19 0.09 69.07 Average: 0 29.14 0.00 1.31 0.14 0.09 69.33 Average: 1 29.80 0.00 1.35 0.20 0.09 68.56 Average: 2 29.71 0.00 1.27 0.26 0.08 68.68 Average: 3 28.62 0.00 1.40 0.17 0.09 69.73