---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5286 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 591 12573 0 2875 15120 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:e3:19:8c brd ff:ff:ff:ff:ff:ff inet 10.30.107.41/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86083sec preferred_lft 86083sec inet6 fe80::f816:3eff:fee3:198c/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-5286) 07/05/26 _x86_64_ (4 CPU) 03:04:45 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:02 292.05 18.93 273.12 698.55 57695.18 03:07:01 124.78 12.01 112.76 313.57 15809.93 03:08:01 40.50 5.91 34.59 418.13 5585.74 03:09:01 26.26 4.13 22.13 125.85 2325.48 Average: 120.88 10.24 110.64 389.34 20372.47 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:02 13937984 15515980 2486984 15.14 63204 1715856 849048 4.86 699768 1574032 175620 03:07:01 13440220 15294548 2984748 18.17 80500 1960288 1229468 7.04 945504 1794656 9092 03:08:01 12709152 14725648 3715816 22.62 85896 2111668 1549808 8.87 1535200 1924720 1868 03:09:01 12912216 15504816 3512752 21.39 90096 2673900 834556 4.78 975748 2264168 519596 Average: 13249893 15260248 3175075 19.33 79924 2115428 1115720 6.39 1039055 1889394 176544 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:02 ens3 91.60 66.97 1055.01 16.45 0.00 0.00 0.00 0.00 03:06:02 lo 1.27 1.27 0.15 0.15 0.00 0.00 0.00 0.00 03:07:01 ens3 233.47 203.29 1356.76 50.63 0.00 0.00 0.00 0.00 03:07:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 03:08:01 ens3 3877.84 2435.32 2924.07 791.23 0.00 0.00 0.00 0.00 03:08:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 03:09:01 ens3 792.48 482.27 855.00 158.35 0.00 0.00 0.00 0.00 03:09:01 lo 0.82 0.82 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 1253.21 799.51 1548.57 255.04 0.00 0.00 0.00 0.00 Average: lo 0.71 0.71 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5286) 07/05/26 _x86_64_ (4 CPU) 03:04:45 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:02 all 15.37 0.00 1.24 5.56 0.05 77.79 03:06:02 0 4.01 0.00 1.07 3.40 0.05 91.47 03:06:02 1 27.92 0.00 1.78 14.39 0.07 55.85 03:06:02 2 9.82 0.00 0.72 1.32 0.03 88.12 03:06:02 3 19.74 0.00 1.40 3.11 0.05 75.70 03:07:01 all 18.48 0.00 1.67 1.00 0.07 78.78 03:07:01 0 15.13 0.00 0.92 0.13 0.08 83.73 03:07:01 1 29.60 0.00 2.28 2.92 0.07 65.13 03:07:01 2 16.69 0.00 1.51 0.66 0.05 81.09 03:07:01 3 12.54 0.00 1.98 0.29 0.09 85.11 03:08:01 all 34.11 0.00 7.34 0.20 0.07 58.29 03:08:01 0 26.44 0.00 5.63 0.00 0.05 67.87 03:08:01 1 28.24 0.00 8.59 0.13 0.08 62.95 03:08:01 2 49.43 0.00 9.44 0.32 0.08 40.73 03:08:01 3 32.27 0.00 5.69 0.34 0.07 61.64 03:09:01 all 44.76 0.00 2.12 0.19 0.06 52.87 03:09:01 0 48.26 0.00 2.79 0.47 0.07 48.42 03:09:01 1 39.22 0.00 1.98 0.02 0.07 58.72 03:09:01 2 44.49 0.00 1.67 0.23 0.07 53.53 03:09:01 3 47.05 0.00 2.02 0.07 0.05 50.82 Average: all 28.21 0.00 3.10 1.74 0.06 66.89 Average: 0 23.49 0.00 2.61 1.00 0.06 72.84 Average: 1 31.25 0.00 3.67 4.37 0.07 60.65 Average: 2 30.15 0.00 3.34 0.63 0.06 65.82 Average: 3 27.97 0.00 2.77 0.95 0.06 68.24