---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4981 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 66G 16% / 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 649 8740 4 6599 14997 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:b3:36:c6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.44/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81620sec preferred_lft 81620sec inet6 fe80::f816:3eff:feb3:36c6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:75:39:d9:86:3d 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-4981) 11/03/25 _x86_64_ (4 CPU) 09:54:58 LINUX RESTART (4 CPU) 10:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:06 6.60 0.55 5.46 0.59 469.63 661.08 760.36 10:20:06 1.43 0.00 1.41 0.02 0.01 16.35 0.56 10:30:06 11.98 0.00 1.43 10.55 0.15 16.24 240976.09 10:40:06 1.32 0.00 1.31 0.01 0.00 15.31 0.12 10:50:06 8.03 2.79 5.05 0.19 149.72 1002.31 367.01 11:00:06 22.91 0.41 19.58 2.92 20.00 3030.12 10733.49 11:10:06 30.91 0.01 27.64 3.27 0.09 2979.48 23626.35 Average: 11.88 0.54 8.83 2.51 91.86 1102.41 39444.66 10:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:06 12929208 15555304 423708 2.59 94616 2725724 969496 5.56 511452 2614212 40 10:20:06 12927200 15554008 425020 2.60 95224 2725836 969560 5.57 512056 2616828 196 10:30:06 12921388 15553752 425192 2.60 96020 2730580 969560 5.57 517576 2618012 40 10:40:06 12920888 15553828 425088 2.60 96588 2730588 969624 5.57 518144 2620784 192 10:50:06 11217816 14432312 1530168 9.35 117948 3266484 1921572 11.03 648764 4141064 274456 11:00:06 9332460 13024164 2933516 17.92 140032 3677788 2976304 17.08 885156 5776720 22908 11:10:06 7909696 12669080 3283476 20.05 158928 4677684 3212504 18.44 1182856 6838852 530560 Average: 11451237 14620350 1349453 8.24 114194 3219241 1712660 9.83 682286 3889496 118342 10:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:06 lo 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 10:10:06 ens3 12.82 6.39 164.80 0.55 0.00 0.00 0.00 0.00 10:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:20:06 ens3 1.07 0.26 0.24 0.13 0.00 0.00 0.00 0.00 10:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:30:06 ens3 0.42 0.11 0.07 0.04 0.00 0.00 0.00 0.00 10:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:40:06 ens3 0.60 0.19 0.17 0.10 0.00 0.00 0.00 0.00 10:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:06 lo 103.59 103.59 98.58 98.58 0.00 0.00 0.00 0.00 10:50:06 ens3 66.72 51.20 742.68 6.14 0.00 0.00 0.00 0.00 10:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:06 lo 1455.14 1455.14 1380.21 1380.21 0.00 0.00 0.00 0.00 11:00:06 ens3 33.70 30.57 55.05 9.37 0.00 0.00 0.00 0.00 11:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:06 lo 1371.66 1371.66 1305.22 1305.22 0.00 0.00 0.00 0.00 11:10:06 ens3 28.67 24.67 27.60 7.83 0.00 0.00 0.00 0.00 11:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 418.15 418.15 397.21 397.21 0.00 0.00 0.00 0.00 Average: ens3 20.56 16.18 141.55 3.45 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-4981) 11/03/25 _x86_64_ (4 CPU) 09:54:58 LINUX RESTART (4 CPU) 10:00:00 CPU %user %nice %system %iowait %steal %idle 10:10:06 all 0.52 0.00 0.25 1.56 0.05 97.63 10:10:06 0 0.59 0.00 0.16 0.45 0.03 98.77 10:10:06 1 0.53 0.00 0.29 0.57 0.09 98.52 10:10:06 2 0.50 0.00 0.22 0.44 0.02 98.82 10:10:06 3 0.46 0.00 0.33 4.77 0.06 94.38 10:20:06 all 0.18 0.00 0.02 0.08 0.01 99.70 10:20:06 0 0.06 0.00 0.02 0.30 0.00 99.62 10:20:06 1 0.01 0.00 0.02 0.00 0.01 99.96 10:20:06 2 0.62 0.00 0.02 0.00 0.01 99.35 10:20:06 3 0.03 0.00 0.04 0.03 0.01 99.89 10:30:06 all 0.08 0.00 0.03 0.05 0.03 99.81 10:30:06 0 0.01 0.00 0.04 0.11 0.06 99.79 10:30:06 1 0.03 0.00 0.03 0.00 0.03 99.91 10:30:06 2 0.27 0.00 0.04 0.01 0.01 99.68 10:30:06 3 0.02 0.00 0.02 0.10 0.01 99.85 10:40:06 all 0.17 0.00 0.02 0.01 0.01 99.79 10:40:06 0 0.02 0.00 0.01 0.00 0.00 99.96 10:40:06 1 0.06 0.00 0.02 0.00 0.01 99.91 10:40:06 2 0.58 0.00 0.05 0.00 0.01 99.36 10:40:06 3 0.02 0.00 0.02 0.03 0.01 99.92 10:50:06 all 6.76 0.00 0.34 0.06 0.02 92.82 10:50:06 0 6.72 0.00 0.42 0.05 0.02 92.80 10:50:06 1 6.70 0.00 0.28 0.04 0.02 92.96 10:50:06 2 7.02 0.00 0.30 0.06 0.02 92.60 10:50:06 3 6.60 0.00 0.35 0.09 0.02 92.93 11:00:06 all 70.59 0.00 2.47 0.14 0.13 26.67 11:00:06 0 70.80 0.00 2.61 0.12 0.13 26.35 11:00:06 1 69.27 0.00 2.37 0.17 0.13 28.06 11:00:06 2 71.61 0.00 2.42 0.18 0.13 25.66 11:00:06 3 70.68 0.00 2.50 0.08 0.12 26.62 11:10:06 all 63.59 0.00 2.53 0.14 0.12 33.63 11:10:06 0 63.41 0.00 2.14 0.09 0.12 34.24 11:10:06 1 63.73 0.00 2.72 0.22 0.12 33.20 11:10:06 2 65.28 0.00 2.93 0.13 0.12 31.54 11:10:06 3 61.93 0.00 2.31 0.12 0.12 35.53 Average: all 20.18 0.00 0.81 0.29 0.05 78.67 Average: 0 20.15 0.00 0.77 0.16 0.05 78.88 Average: 1 19.97 0.00 0.81 0.14 0.06 79.01 Average: 2 20.75 0.00 0.85 0.12 0.05 78.23 Average: 3 19.87 0.00 0.79 0.75 0.05 78.54