---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9125 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 9.0G 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 564 12596 0 2878 15146 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:6f:d5:78 brd ff:ff:ff:ff:ff:ff inet 10.30.107.232/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86089sec preferred_lft 86089sec inet6 fe80::f816:3eff:fe6f:d578/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9125) 07/12/26 _x86_64_ (4 CPU) 03:04:22 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 121.66 11.35 110.31 308.35 21559.47 03:07:01 97.47 4.53 92.93 129.31 13796.63 03:08:01 13.26 5.22 8.05 403.53 1142.74 03:09:01 43.99 2.62 41.38 129.85 19526.88 Average: 69.10 5.93 63.17 242.76 14006.43 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13791444 15601960 2633524 16.03 71928 1929596 775512 4.44 621848 1778296 218348 03:07:01 12997532 15002964 3427436 20.87 85712 2101216 1390224 7.96 1247212 1925836 15968 03:08:01 12189992 14225352 4234976 25.78 86968 2128608 2103720 12.04 2051184 1924368 3332 03:09:01 12940812 15550324 3484156 21.21 92124 2689072 794532 4.55 942844 2269840 31224 Average: 12979945 15095150 3445023 20.97 84183 2212123 1265997 7.25 1215772 1974585 67218 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 149.49 104.67 1721.68 21.97 0.00 0.00 0.00 0.00 03:06:01 lo 0.87 0.87 0.10 0.10 0.00 0.00 0.00 0.00 03:07:01 ens3 336.21 307.35 2577.08 68.36 0.00 0.00 0.00 0.00 03:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 1183.22 851.44 359.10 384.10 0.00 0.00 0.00 0.00 03:08:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:09:01 ens3 405.97 326.35 784.29 1822.01 0.00 0.00 0.00 0.00 03:09:01 lo 3.08 3.08 0.28 0.28 0.00 0.00 0.00 0.00 Average: ens3 518.72 397.45 1360.54 574.11 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9125) 07/12/26 _x86_64_ (4 CPU) 03:04:22 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 15.74 0.00 1.38 2.23 0.06 80.60 03:06:01 0 7.12 0.00 0.70 4.37 0.07 87.74 03:06:01 1 13.57 0.00 1.69 2.94 0.05 81.75 03:06:01 2 37.50 0.00 2.25 0.60 0.07 59.59 03:06:01 3 4.65 0.00 0.90 1.00 0.05 93.40 03:07:01 all 28.64 0.00 1.63 0.23 0.07 69.43 03:07:01 0 27.26 0.00 2.24 0.17 0.08 70.25 03:07:01 1 20.99 0.00 0.77 0.00 0.07 78.17 03:07:01 2 28.10 0.00 1.23 0.10 0.07 70.50 03:07:01 3 38.21 0.00 2.27 0.67 0.08 58.76 03:08:01 all 34.70 0.00 5.15 0.08 0.07 60.00 03:08:01 0 54.31 0.00 8.58 0.05 0.08 36.97 03:08:01 1 25.85 0.00 4.12 0.05 0.07 69.92 03:08:01 2 32.81 0.00 2.38 0.02 0.07 64.73 03:08:01 3 25.81 0.00 5.49 0.20 0.07 68.43 03:09:01 all 35.06 0.00 2.18 0.48 0.07 62.20 03:09:01 0 26.40 0.00 2.20 0.25 0.05 71.10 03:09:01 1 44.54 0.00 2.13 0.10 0.07 53.17 03:09:01 2 32.59 0.00 1.98 0.12 0.07 65.25 03:09:01 3 36.77 0.00 2.43 1.41 0.08 59.30 Average: all 28.53 0.00 2.58 0.76 0.07 68.06 Average: 0 28.77 0.00 3.43 1.21 0.07 66.52 Average: 1 26.22 0.00 2.18 0.77 0.06 70.77 Average: 2 32.75 0.00 1.96 0.21 0.07 65.01 Average: 3 26.37 0.00 2.77 0.82 0.07 69.96