---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8861 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 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 601 12636 0 2802 15112 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:de:c3:f3 brd ff:ff:ff:ff:ff:ff inet 10.30.107.81/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fede:c3f3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8861) 05/08/26 _x86_64_ (4 CPU) 03:04:21 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 134.11 11.21 122.90 308.08 42336.68 03:07:01 85.64 4.52 81.12 126.51 11674.99 03:08:01 23.28 7.00 16.28 447.26 1829.96 03:09:01 56.39 5.63 50.76 145.98 19784.84 Average: 74.85 7.09 67.76 256.96 18906.62 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13770688 15515284 2654280 16.16 75356 1861320 1117344 6.39 715916 1706932 160136 03:07:01 12761492 14692904 3663476 22.30 83984 2031808 1620500 9.27 1560164 1854548 13136 03:08:01 11986880 14035084 4438088 27.02 86944 2141676 2224260 12.73 2280332 1898268 66672 03:09:01 12956464 15497996 3468504 21.12 91776 2623672 812488 4.65 1005464 2195404 17516 Average: 12868881 14935317 3556087 21.65 84515 2164619 1443648 8.26 1390469 1913788 64365 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 186.89 165.11 1595.83 44.04 0.00 0.00 0.00 0.00 03:06:01 lo 0.93 0.93 0.11 0.11 0.00 0.00 0.00 0.00 03:07:01 ens3 242.39 199.85 2500.55 33.85 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 1326.51 824.25 764.66 384.76 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 03:09:01 ens3 191.57 176.95 328.46 1765.39 0.00 0.00 0.00 0.00 03:09:01 lo 3.35 3.35 0.31 0.31 0.00 0.00 0.00 0.00 Average: ens3 486.84 341.54 1297.38 557.01 0.00 0.00 0.00 0.00 Average: lo 1.25 1.25 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8861) 05/08/26 _x86_64_ (4 CPU) 03:04:21 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 13.75 0.00 1.41 4.46 0.05 80.32 03:06:01 0 4.06 0.00 1.02 4.81 0.07 90.04 03:06:01 1 7.18 0.00 0.65 7.20 0.03 84.94 03:06:01 2 37.73 0.00 2.57 2.47 0.08 57.15 03:06:01 3 6.00 0.00 1.40 3.38 0.05 89.16 03:07:01 all 37.31 0.00 1.48 0.70 0.09 60.43 03:07:01 0 27.38 0.00 1.27 0.43 0.07 70.85 03:07:01 1 56.16 0.00 1.44 0.32 0.12 41.97 03:07:01 2 25.90 0.00 1.55 0.37 0.07 72.11 03:07:01 3 39.83 0.00 1.65 1.65 0.10 56.76 03:08:01 all 41.56 0.00 4.97 1.31 0.11 52.05 03:08:01 0 35.56 0.00 2.37 0.54 0.13 61.40 03:08:01 1 41.16 0.00 2.46 0.94 0.10 55.34 03:08:01 2 47.46 0.00 8.61 1.59 0.12 42.23 03:08:01 3 42.02 0.00 6.43 2.19 0.10 49.26 03:09:01 all 25.58 0.00 1.97 3.40 0.07 68.98 03:09:01 0 13.33 0.00 1.63 10.35 0.03 74.65 03:09:01 1 27.40 0.00 2.25 1.25 0.08 69.01 03:09:01 2 24.99 0.00 2.09 0.55 0.07 72.30 03:09:01 3 36.64 0.00 1.90 1.42 0.08 59.95 Average: all 29.54 0.00 2.46 2.47 0.08 65.46 Average: 0 20.05 0.00 1.57 4.04 0.08 74.26 Average: 1 32.96 0.00 1.70 2.43 0.08 62.83 Average: 2 34.02 0.00 3.70 1.24 0.08 60.95 Average: 3 31.13 0.00 2.85 2.16 0.08 63.78