---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7479 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 8.7G 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 610 12767 0 2662 15099 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:9e:0a:b3 brd ff:ff:ff:ff:ff:ff inet 10.30.107.111/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86070sec preferred_lft 86070sec inet6 fe80::f816:3eff:fe9e:ab3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7479) 06/06/26 _x86_64_ (4 CPU) 07:15:25 LINUX RESTART (4 CPU) 07:16:01 tps rtps wtps bread/s bwrtn/s 07:17:01 123.18 0.75 122.43 54.52 27181.34 07:18:01 109.68 14.10 95.58 511.43 12053.58 07:19:01 77.57 10.95 66.62 456.19 6007.93 07:20:01 69.52 10.43 59.09 881.72 5791.30 Average: 94.99 9.06 85.93 475.97 12758.51 07:16:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:17:01 13720508 15530480 2704460 16.47 71500 1928652 808824 4.63 685344 1783688 225696 07:18:01 13035364 15007236 3389604 20.64 85284 2064428 1349408 7.72 1244080 1882280 39028 07:19:01 13196724 15358808 3228244 19.65 99144 2221336 994976 5.69 939220 2000816 70220 07:20:01 13082396 15457792 3342572 20.35 111008 2399512 873940 5.00 889548 2139240 117464 Average: 13258748 15338579 3166220 19.28 91734 2153482 1006787 5.76 939548 1951506 113102 07:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:17:01 lo 1.00 1.00 0.12 0.12 0.00 0.00 0.00 0.00 07:17:01 ens3 95.33 68.72 1479.51 14.39 0.00 0.00 0.00 0.00 07:18:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 07:18:01 ens3 52.90 45.58 148.81 14.71 0.00 0.00 0.00 0.00 07:19:01 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 07:19:01 ens3 45.04 40.83 107.49 11.69 0.00 0.00 0.00 0.00 07:20:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 07:20:01 ens3 15.00 11.78 78.29 4.17 0.00 0.00 0.00 0.00 Average: lo 0.77 0.77 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 52.07 41.73 453.51 11.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7479) 06/06/26 _x86_64_ (4 CPU) 07:15:25 LINUX RESTART (4 CPU) 07:16:01 CPU %user %nice %system %iowait %steal %idle 07:17:01 all 16.75 0.00 1.25 8.63 0.06 73.30 07:17:01 0 28.68 0.00 1.71 11.92 0.07 57.62 07:17:01 1 9.75 0.00 0.74 19.85 0.05 69.62 07:17:01 2 8.20 0.00 0.82 0.62 0.08 90.28 07:17:01 3 20.39 0.00 1.75 2.20 0.05 75.61 07:18:01 all 17.05 0.00 1.30 7.76 0.05 73.84 07:18:01 0 13.86 0.00 1.04 0.27 0.03 84.80 07:18:01 1 23.46 0.00 1.52 25.36 0.05 49.62 07:18:01 2 10.34 0.00 0.94 4.04 0.05 84.63 07:18:01 3 20.53 0.00 1.72 1.32 0.03 76.40 07:19:01 all 21.83 0.00 1.28 2.95 0.06 73.89 07:19:01 0 5.53 0.00 0.90 0.05 0.03 93.49 07:19:01 1 38.62 0.00 1.40 3.52 0.07 56.40 07:19:01 2 5.82 0.00 0.82 5.93 0.07 87.36 07:19:01 3 37.39 0.00 1.97 2.32 0.08 58.24 07:20:01 all 22.38 0.00 1.40 1.76 0.06 74.40 07:20:01 0 12.08 0.00 1.53 0.68 0.03 85.67 07:20:01 1 36.60 0.00 1.18 0.30 0.07 61.85 07:20:01 2 10.85 0.00 1.13 5.32 0.07 82.63 07:20:01 3 29.97 0.00 1.74 0.73 0.05 67.51 Average: all 19.51 0.00 1.31 5.27 0.06 73.86 Average: 0 15.01 0.00 1.29 3.22 0.04 80.43 Average: 1 27.12 0.00 1.21 12.25 0.06 59.36 Average: 2 8.80 0.00 0.93 3.98 0.07 86.22 Average: 3 27.07 0.00 1.79 1.64 0.05 69.44