---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4101 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 676K 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 608 12788 0 2642 15106 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:07:79:26 brd ff:ff:ff:ff:ff:ff inet 10.30.106.31/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86110sec preferred_lft 86110sec inet6 fe80::f816:3eff:fe07:7926/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4101) 01/08/26 _x86_64_ (4 CPU) 18:49:09 LINUX RESTART (4 CPU) 18:50:01 tps rtps wtps bread/s bwrtn/s 18:51:01 156.84 28.80 128.05 1680.52 28532.98 18:52:01 78.31 11.03 67.28 798.67 10017.19 18:53:01 19.33 4.05 15.28 110.65 1393.63 Average: 84.83 14.62 70.20 863.27 13314.42 18:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:51:01 13705196 15450400 2719764 16.56 78628 1857852 949232 5.43 811688 1673820 19760 18:52:01 12301884 14346892 4123076 25.10 88424 2136816 2851400 16.32 1987012 1877252 7220 18:53:01 13112936 15473372 3312024 20.16 90240 2446824 854308 4.89 1007696 2041992 301880 Average: 13040005 15090221 3384955 20.61 85764 2147164 1551647 8.88 1268799 1864355 109620 18:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:51:01 ens3 194.58 177.32 950.02 49.60 0.00 0.00 0.00 0.00 18:51:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 18:52:01 ens3 544.22 382.64 3333.22 93.42 0.00 0.00 0.00 0.00 18:52:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 18:53:01 ens3 315.31 201.37 404.79 75.73 0.00 0.00 0.00 0.00 18:53:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 351.38 253.78 1562.78 72.92 0.00 0.00 0.00 0.00 Average: lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4101) 01/08/26 _x86_64_ (4 CPU) 18:49:09 LINUX RESTART (4 CPU) 18:50:01 CPU %user %nice %system %iowait %steal %idle 18:51:01 all 17.96 0.00 1.67 2.18 0.08 78.11 18:51:01 0 30.64 0.00 3.13 1.07 0.10 65.06 18:51:01 1 18.35 0.00 1.10 0.85 0.08 79.62 18:51:01 2 9.79 0.00 1.24 5.10 0.08 83.78 18:51:01 3 13.08 0.00 1.22 1.70 0.07 83.93 18:52:01 all 59.65 0.00 2.42 0.29 0.12 37.52 18:52:01 0 53.18 0.00 2.26 0.20 0.13 44.22 18:52:01 1 69.35 0.00 2.27 0.03 0.13 28.21 18:52:01 2 53.21 0.00 3.59 0.40 0.13 42.66 18:52:01 3 62.80 0.00 1.56 0.52 0.12 35.01 18:53:01 all 65.02 0.00 2.64 0.09 0.13 32.11 18:53:01 0 55.53 0.00 1.95 0.02 0.12 42.39 18:53:01 1 67.85 0.00 3.32 0.08 0.12 28.62 18:53:01 2 70.73 0.00 3.30 0.22 0.13 25.62 18:53:01 3 65.93 0.00 1.98 0.07 0.13 31.89 Average: all 47.53 0.00 2.24 0.85 0.11 49.26 Average: 0 46.44 0.00 2.45 0.43 0.12 50.57 Average: 1 51.83 0.00 2.23 0.32 0.11 45.50 Average: 2 44.60 0.00 2.71 1.91 0.12 50.67 Average: 3 47.23 0.00 1.58 0.76 0.11 50.31