---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-974 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 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 xtopology 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 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 607 1011 0 2324 3069 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:a0:32:9a brd ff:ff:ff:ff:ff:ff inet 10.32.7.51/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85930sec preferred_lft 85930sec inet6 fe80::f816:3eff:fea0:329a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-974) 04/26/25 _x86_64_ (4 CPU) 14:38:53 LINUX RESTART (4 CPU) 14:39:01 tps rtps wtps bread/s bwrtn/s 14:40:02 132.64 54.72 77.92 3612.60 27147.74 14:41:01 80.53 30.20 50.33 1667.65 8128.39 14:42:01 33.04 0.15 32.89 2.27 5003.03 14:43:01 10.60 0.02 10.58 0.13 404.47 14:44:01 35.49 10.46 25.03 730.81 3591.80 14:45:01 1.53 0.05 1.48 0.40 32.93 14:46:01 41.83 6.42 35.41 184.10 9995.27 Average: 47.88 14.54 33.34 883.56 7756.78 14:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:02 1875548 3343272 2163096 53.56 39104 1590988 637152 12.52 557696 1444780 77248 14:41:01 1565528 3259784 2473116 61.24 56176 1787372 711192 13.98 654020 1634428 102984 14:42:01 1485124 3220404 2553520 63.23 58168 1824776 735784 14.46 696048 1669852 1320 14:43:01 1397248 3140172 2641396 65.40 60124 1829364 812680 15.97 777612 1673072 1412 14:44:01 507040 2373824 3531604 87.45 62208 1947688 1569168 30.85 1576660 1752280 656 14:45:01 493832 2360752 3544812 87.77 62284 1947716 1592980 31.31 1591644 1749932 164 14:46:01 1071848 3169956 2966796 73.46 65956 2169900 730420 14.36 942416 1815856 1600 Average: 1199453 2981166 2839191 70.30 57717 1871115 969911 19.07 970871 1677171 26483 14:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:40:02 ens3 354.11 226.53 1367.32 66.04 0.00 0.00 0.00 0.00 14:40:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:41:01 ens3 70.34 55.35 408.02 10.16 0.00 0.00 0.00 0.00 14:41:01 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 14:42:01 ens3 105.08 128.43 609.61 25.24 0.00 0.00 0.00 0.00 14:42:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 14:43:01 ens3 88.27 130.26 75.69 20.22 0.00 0.00 0.00 0.00 14:43:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 14:44:01 ens3 188.12 209.92 1556.98 28.82 0.00 0.00 0.00 0.00 14:44:01 lo 6.62 6.62 2.64 2.64 0.00 0.00 0.00 0.00 14:45:01 ens3 7.25 5.22 1.67 1.68 0.00 0.00 0.00 0.00 14:45:01 lo 17.23 17.23 4.05 4.05 0.00 0.00 0.00 0.00 14:46:01 ens3 530.53 415.31 1469.47 191.10 0.00 0.00 0.00 0.00 14:46:01 lo 6.18 6.18 1.37 1.37 0.00 0.00 0.00 0.00 Average: ens3 192.25 167.55 785.01 49.13 0.00 0.00 0.00 0.00 Average: lo 4.74 4.74 1.19 1.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-974) 04/26/25 _x86_64_ (4 CPU) 14:38:53 LINUX RESTART (4 CPU) 14:39:01 CPU %user %nice %system %iowait %steal %idle 14:40:02 all 15.29 0.00 1.40 3.34 0.05 79.92 14:40:02 0 18.90 0.00 1.70 5.38 0.05 73.96 14:40:02 1 12.29 0.00 1.17 1.44 0.03 85.07 14:40:02 2 7.49 0.00 1.19 3.07 0.05 88.20 14:40:02 3 22.49 0.00 1.55 3.49 0.05 72.43 14:41:01 all 14.84 0.00 0.94 2.00 0.03 82.19 14:41:01 0 17.31 0.00 0.83 4.52 0.03 77.31 14:41:01 1 17.08 0.00 1.15 0.65 0.02 81.11 14:41:01 2 7.78 0.00 0.60 2.25 0.02 89.35 14:41:01 3 17.26 0.00 1.19 0.59 0.05 80.91 14:42:01 all 7.96 0.00 0.37 0.58 0.03 91.07 14:42:01 0 8.74 0.00 0.73 1.73 0.02 88.77 14:42:01 1 10.13 0.00 0.27 0.33 0.03 89.24 14:42:01 2 6.05 0.00 0.18 0.25 0.03 93.48 14:42:01 3 6.91 0.00 0.28 0.00 0.02 92.79 14:43:01 all 4.44 0.00 0.27 0.09 0.02 95.18 14:43:01 0 1.57 0.00 0.07 0.35 0.02 98.00 14:43:01 1 4.16 0.00 0.20 0.00 0.02 95.63 14:43:01 2 5.08 0.00 0.30 0.00 0.02 94.60 14:43:01 3 6.95 0.00 0.49 0.00 0.02 92.54 14:44:01 all 26.08 0.00 0.93 0.30 0.05 72.63 14:44:01 0 26.66 0.00 0.95 0.89 0.05 71.45 14:44:01 1 26.22 0.00 0.72 0.07 0.05 72.94 14:44:01 2 26.94 0.00 1.38 0.12 0.07 71.49 14:44:01 3 24.48 0.00 0.72 0.13 0.05 74.61 14:45:01 all 3.15 0.00 0.28 0.02 0.02 96.53 14:45:01 0 3.21 0.00 0.27 0.00 0.02 96.51 14:45:01 1 2.74 0.00 0.30 0.05 0.02 96.90 14:45:01 2 2.81 0.00 0.28 0.00 0.02 96.89 14:45:01 3 3.86 0.00 0.25 0.00 0.03 95.85 14:46:01 all 28.95 0.00 1.21 0.41 0.06 69.37 14:46:01 0 32.02 0.00 1.18 0.13 0.07 66.59 14:46:01 1 27.15 0.00 0.65 0.38 0.05 71.77 14:46:01 2 26.78 0.00 1.34 0.68 0.07 71.13 14:46:01 3 29.86 0.00 1.67 0.42 0.07 67.98 Average: all 14.38 0.00 0.77 0.96 0.04 83.85 Average: 0 15.48 0.00 0.82 1.85 0.04 81.82 Average: 1 14.24 0.00 0.64 0.42 0.03 84.68 Average: 2 11.86 0.00 0.76 0.91 0.04 86.44 Average: 3 15.97 0.00 0.88 0.66 0.04 82.44