---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.9G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 553 12710 0 2776 15159 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:91:86:ff brd ff:ff:ff:ff:ff:ff inet 10.30.107.169/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86038sec preferred_lft 86038sec inet6 fe80::f816:3eff:fe91:86ff/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11) 08/03/26 _x86_64_ (4 CPU) 11:13:20 LINUX RESTART (4 CPU) 11:14:01 tps rtps wtps bread/s bwrtn/s 11:15:01 83.42 3.90 79.52 63.86 19158.14 11:16:01 113.30 28.66 84.64 1694.77 13724.49 11:17:01 73.69 5.50 68.19 177.44 8241.29 11:18:01 27.16 7.98 19.18 695.22 2591.17 11:19:01 24.11 3.45 20.66 147.84 6387.34 Average: 64.34 9.90 54.44 555.86 10020.61 11:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:15:01 13868304 15531420 2556664 15.57 66096 1794512 793152 4.54 692644 1642548 249020 11:16:01 13578972 15430600 2845996 17.33 77524 1962844 929212 5.32 800140 1805788 6608 11:17:01 13029084 15165440 3395884 20.68 88264 2226464 1076840 6.16 1132196 2001852 48672 11:18:01 12086688 14269364 4338280 26.41 89788 2268876 1970664 11.28 2078720 1992296 1788 11:19:01 13061656 15568628 3363312 20.48 91924 2587528 770704 4.41 928284 2164692 169928 Average: 13124941 15193090 3300027 20.09 82719 2168045 1108114 6.34 1126397 1921435 95203 11:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:15:01 lo 0.93 0.93 0.12 0.12 0.00 0.00 0.00 0.00 11:15:01 ens3 81.20 53.44 1243.47 24.93 0.00 0.00 0.00 0.00 11:16:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 11:16:01 ens3 162.16 147.30 758.11 39.80 0.00 0.00 0.00 0.00 11:17:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 11:17:01 ens3 419.15 335.04 3458.95 48.63 0.00 0.00 0.00 0.00 11:18:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 11:18:01 ens3 372.00 200.98 213.42 78.94 0.00 0.00 0.00 0.00 11:19:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 11:19:01 ens3 284.37 199.85 390.46 1246.64 0.00 0.00 0.00 0.00 Average: lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 263.77 187.32 1212.87 287.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11) 08/03/26 _x86_64_ (4 CPU) 11:13:20 LINUX RESTART (4 CPU) 11:14:01 CPU %user %nice %system %iowait %steal %idle 11:15:01 all 14.92 0.00 1.05 8.03 0.04 75.96 11:15:01 0 13.61 0.00 0.78 3.75 0.05 81.81 11:15:01 1 9.03 0.00 0.45 0.92 0.03 89.57 11:15:01 2 24.64 0.00 1.97 25.30 0.07 48.02 11:15:01 3 12.37 0.00 1.00 2.14 0.03 84.46 11:16:01 all 9.08 0.00 1.15 1.37 0.06 88.35 11:16:01 0 8.60 0.00 1.66 0.60 0.07 89.07 11:16:01 1 9.20 0.00 0.39 0.35 0.07 89.99 11:16:01 2 12.50 0.00 1.37 4.19 0.03 81.90 11:16:01 3 6.03 0.00 1.15 0.32 0.07 92.43 11:17:01 all 21.70 0.00 1.54 0.16 0.09 76.51 11:17:01 0 22.22 0.00 2.20 0.10 0.12 75.36 11:17:01 1 14.80 0.00 0.85 0.00 0.05 84.30 11:17:01 2 30.27 0.00 1.39 0.37 0.08 67.89 11:17:01 3 19.52 0.00 1.74 0.17 0.08 78.49 11:18:01 all 76.06 0.00 2.14 0.10 0.11 21.58 11:18:01 0 72.00 0.00 1.77 0.03 0.10 26.09 11:18:01 1 80.69 0.00 2.26 0.03 0.12 16.90 11:18:01 2 75.23 0.00 2.17 0.10 0.12 22.38 11:18:01 3 76.30 0.00 2.37 0.27 0.12 20.94 11:19:01 all 42.97 0.00 2.20 0.15 0.08 54.60 11:19:01 0 34.95 0.00 2.62 0.52 0.07 61.84 11:19:01 1 53.24 0.00 2.50 0.05 0.10 44.11 11:19:01 2 38.66 0.00 1.78 0.02 0.08 59.46 11:19:01 3 45.06 0.00 1.88 0.02 0.08 52.96 Average: all 32.94 0.00 1.62 1.96 0.08 63.41 Average: 0 30.26 0.00 1.81 1.00 0.08 66.85 Average: 1 33.39 0.00 1.29 0.27 0.07 64.97 Average: 2 36.26 0.00 1.74 5.99 0.08 55.94 Average: 3 31.83 0.00 1.63 0.58 0.08 65.88