---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-814 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 8.9G 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 615 12687 0 2736 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:3d:79:57 brd ff:ff:ff:ff:ff:ff inet 10.30.107.176/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86137sec preferred_lft 86137sec inet6 fe80::f816:3eff:fe3d:7957/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-814) 03/10/26 _x86_64_ (4 CPU) 03:04:44 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 162.16 18.63 143.54 527.82 52669.64 03:07:01 93.98 4.48 89.50 131.71 11156.01 03:08:01 19.95 5.93 14.01 427.80 1880.89 03:09:01 60.34 3.47 56.87 133.98 19841.63 Average: 84.11 8.13 75.98 305.34 21388.34 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13885416 15554332 2539552 15.46 70576 1793328 774544 4.43 672860 1642968 127476 03:07:01 12874236 14740404 3550732 21.62 83956 1967748 1568764 8.98 1511604 1792024 9260 03:08:01 12140480 14123736 4284488 26.09 86856 2078276 2170620 12.42 2191904 1836464 62532 03:09:01 12930056 15403416 3494912 21.28 92008 2556808 900144 5.15 1092200 2136492 12532 Average: 12957547 14955472 3467421 21.11 83349 2099040 1353518 7.75 1367142 1851987 52950 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 03:06:01 ens3 126.67 93.97 1343.40 22.83 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 03:07:01 ens3 319.15 276.97 2556.70 53.09 0.00 0.00 0.00 0.00 03:08:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 1000.58 640.66 695.51 335.98 0.00 0.00 0.00 0.00 03:09:01 lo 3.42 3.42 0.32 0.32 0.00 0.00 0.00 0.00 03:09:01 ens3 223.26 192.57 333.88 1769.34 0.00 0.00 0.00 0.00 Average: lo 1.39 1.39 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 417.40 301.03 1232.38 545.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-814) 03/10/26 _x86_64_ (4 CPU) 03:04:44 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 17.89 0.00 1.44 2.34 0.05 78.28 03:06:01 0 7.87 0.00 0.90 4.41 0.03 86.78 03:06:01 1 26.33 0.00 2.45 0.75 0.05 70.42 03:06:01 2 12.86 0.00 0.91 2.97 0.05 83.21 03:06:01 3 24.46 0.00 1.49 1.22 0.05 72.78 03:07:01 all 34.19 0.00 1.56 0.18 0.08 63.99 03:07:01 0 44.94 0.00 1.65 0.03 0.08 53.29 03:07:01 1 24.85 0.00 0.65 0.02 0.07 74.41 03:07:01 2 30.40 0.00 2.26 0.08 0.10 67.15 03:07:01 3 36.53 0.00 1.64 0.62 0.10 61.12 03:08:01 all 41.46 0.00 5.43 0.08 0.08 52.96 03:08:01 0 38.74 0.00 1.14 0.00 0.08 60.04 03:08:01 1 42.66 0.00 9.68 0.05 0.08 47.53 03:08:01 2 39.77 0.00 8.99 0.12 0.07 51.06 03:08:01 3 44.64 0.00 1.95 0.12 0.08 53.21 03:09:01 all 27.59 0.00 1.98 0.58 0.07 69.78 03:09:01 0 29.88 0.00 1.66 0.12 0.05 68.29 03:09:01 1 44.33 0.00 2.49 0.17 0.08 52.93 03:09:01 2 15.83 0.00 2.15 0.02 0.05 81.95 03:09:01 3 20.37 0.00 1.62 2.01 0.05 75.95 Average: all 30.28 0.00 2.60 0.79 0.07 66.26 Average: 0 30.36 0.00 1.34 1.14 0.06 67.10 Average: 1 34.54 0.00 3.82 0.25 0.07 61.32 Average: 2 24.71 0.00 3.58 0.79 0.07 70.85 Average: 3 31.49 0.00 1.67 0.99 0.07 65.77