---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3714 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: 2799.998 BogoMIPS: 5599.99 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 680K 1.6G 1% /run /dev/vda1 78G 8.8G 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 550 12698 0 2791 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:55:cd:0b brd ff:ff:ff:ff:ff:ff inet 10.30.106.248/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86165sec preferred_lft 86165sec inet6 fe80::f816:3eff:fe55:cd0b/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-3714) 04/04/26 _x86_64_ (4 CPU) 13:39:32 LINUX RESTART (4 CPU) 13:40:01 tps rtps wtps bread/s bwrtn/s 13:41:01 169.56 18.45 151.11 463.26 40748.54 13:42:01 140.93 11.98 128.95 942.91 42927.51 13:43:01 328.83 31.28 297.55 1984.74 15505.68 Average: 213.10 20.57 192.53 1130.30 33060.58 13:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:41:01 13444084 15243300 2980876 18.15 73756 1916024 1177364 6.74 1004928 1741252 228696 13:42:01 12958408 15192172 3466552 21.11 127564 2248668 1241460 7.10 1159544 2001876 196120 13:43:01 12949020 15461584 3475940 21.16 133984 2503184 850600 4.87 965776 2189316 53612 Average: 13117171 15299019 3307789 20.14 111768 2222625 1089808 6.24 1043416 1977481 159476 13:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:41:01 ens3 181.94 138.11 2202.25 27.56 0.00 0.00 0.00 0.00 13:41:01 lo 2.13 2.13 0.25 0.25 0.00 0.00 0.00 0.00 13:42:01 ens3 26.68 23.50 314.69 4.39 0.00 0.00 0.00 0.00 13:42:01 lo 1.17 1.17 0.12 0.12 0.00 0.00 0.00 0.00 13:43:01 ens3 481.29 329.60 2762.04 91.76 0.00 0.00 0.00 0.00 13:43:01 lo 0.87 0.87 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 229.97 163.73 1759.66 41.24 0.00 0.00 0.00 0.00 Average: lo 1.39 1.39 0.16 0.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3714) 04/04/26 _x86_64_ (4 CPU) 13:39:32 LINUX RESTART (4 CPU) 13:40:01 CPU %user %nice %system %iowait %steal %idle 13:41:01 all 25.02 0.00 1.76 4.31 0.08 68.83 13:41:01 0 21.38 0.00 1.38 2.82 0.05 74.37 13:41:01 1 17.18 0.00 1.61 2.02 0.10 79.09 13:41:01 2 15.01 0.00 1.20 10.34 0.05 73.40 13:41:01 3 46.47 0.00 2.85 2.07 0.10 48.51 13:42:01 all 21.71 0.00 1.39 5.12 0.05 71.72 13:42:01 0 4.60 0.00 1.15 7.89 0.07 86.29 13:42:01 1 23.82 0.00 1.40 7.78 0.05 66.95 13:42:01 2 37.50 0.00 1.32 2.94 0.08 58.16 13:42:01 3 20.87 0.00 1.67 1.90 0.03 75.53 13:43:01 all 35.25 0.00 2.77 1.83 0.08 60.07 13:43:01 0 28.32 0.00 2.18 2.24 0.08 67.17 13:43:01 1 32.31 0.00 2.78 0.82 0.07 64.03 13:43:01 2 28.50 0.00 3.26 3.88 0.07 64.29 13:43:01 3 51.90 0.00 2.86 0.37 0.10 44.77 Average: all 27.32 0.00 1.97 3.75 0.07 66.88 Average: 0 18.10 0.00 1.57 4.32 0.07 75.95 Average: 1 24.45 0.00 1.93 3.54 0.07 70.01 Average: 2 27.01 0.00 1.93 5.72 0.07 65.28 Average: 3 39.73 0.00 2.46 1.45 0.08 56.29