---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5950 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 8.3G 70G 11% / 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 1122 12818 0 2098 14607 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:2e:c1:8f brd ff:ff:ff:ff:ff:ff inet 10.30.107.139/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fe2e:c18f/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-5950) 02/07/26 _x86_64_ (4 CPU) 10:54:52 LINUX RESTART (4 CPU) 10:55:02 tps rtps wtps bread/s bwrtn/s 10:56:01 381.83 54.87 326.96 3674.22 60246.20 10:57:01 93.92 11.05 82.87 233.43 11945.08 10:58:01 1.28 0.00 1.28 0.00 14.93 10:59:01 25.98 6.18 19.80 177.57 2658.22 Average: 124.68 17.87 106.81 1010.17 18541.59 10:55:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:56:01 13953924 15582596 2471044 15.04 67568 1757232 766492 4.39 629952 1617872 226808 10:57:01 13405308 15149372 3019660 18.38 71244 1865164 1273936 7.29 1087120 1700536 196 10:58:01 13405300 15149256 3019668 18.38 71280 1865168 1273936 7.29 1087096 1700540 148 10:59:01 13092836 14911724 3332132 20.29 74168 1935628 1449468 8.30 1368388 1729892 11872 Average: 13464342 15198237 2960626 18.03 71065 1855798 1190958 6.82 1043139 1687210 59756 10:55:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:56:01 lo 1.42 1.42 0.17 0.17 0.00 0.00 0.00 0.00 10:56:01 ens3 410.96 252.84 1861.97 77.02 0.00 0.00 0.00 0.00 10:57:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 10:57:01 ens3 150.56 116.50 1616.31 24.82 0.00 0.00 0.00 0.00 10:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:58:01 ens3 0.20 0.07 0.06 0.04 0.00 0.00 0.00 0.00 10:59:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 10:59:01 ens3 393.18 254.84 1174.15 127.68 0.00 0.00 0.00 0.00 Average: lo 0.57 0.57 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 238.00 155.65 1160.15 57.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5950) 02/07/26 _x86_64_ (4 CPU) 10:54:52 LINUX RESTART (4 CPU) 10:55:02 CPU %user %nice %system %iowait %steal %idle 10:56:01 all 23.50 0.00 2.09 3.31 0.06 71.04 10:56:01 0 26.17 0.00 3.21 3.96 0.08 66.58 10:56:01 1 25.25 0.00 2.01 6.58 0.05 66.11 10:56:01 2 12.38 0.00 0.80 0.72 0.03 86.06 10:56:01 3 30.38 0.00 2.31 2.04 0.07 65.21 10:57:01 all 10.72 0.00 0.82 0.47 0.03 87.96 10:57:01 0 9.76 0.00 0.58 0.07 0.02 89.58 10:57:01 1 10.19 0.00 0.65 0.57 0.03 88.56 10:57:01 2 10.83 0.00 0.64 0.18 0.03 88.31 10:57:01 3 12.09 0.00 1.40 1.07 0.03 85.41 10:58:01 all 0.53 0.00 0.02 0.01 0.01 99.43 10:58:01 0 0.03 0.00 0.03 0.00 0.02 99.92 10:58:01 1 0.08 0.00 0.00 0.02 0.00 99.90 10:58:01 2 1.95 0.00 0.02 0.00 0.03 98.00 10:58:01 3 0.05 0.00 0.00 0.02 0.02 99.92 10:59:01 all 18.55 0.00 0.82 0.14 0.05 80.44 10:59:01 0 25.23 0.00 0.55 0.08 0.03 74.10 10:59:01 1 19.26 0.00 0.57 0.37 0.05 79.76 10:59:01 2 12.28 0.00 0.90 0.02 0.05 86.76 10:59:01 3 17.44 0.00 1.27 0.10 0.05 81.14 Average: all 13.27 0.00 0.93 0.97 0.04 84.79 Average: 0 15.24 0.00 1.08 1.01 0.04 82.62 Average: 1 13.64 0.00 0.80 1.86 0.03 83.67 Average: 2 9.34 0.00 0.59 0.23 0.04 89.81 Average: 3 14.92 0.00 1.24 0.80 0.04 83.00