---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3848 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 9.4G 68G 13% / 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 12035 0 3413 15119 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:ad:cf:e4 brd ff:ff:ff:ff:ff:ff inet 10.30.106.153/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86070sec preferred_lft 86070sec inet6 fe80::f816:3eff:fead:cfe4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3848) 08/03/26 _x86_64_ (4 CPU) 22:01:09 LINUX RESTART (4 CPU) 22:02:02 tps rtps wtps bread/s bwrtn/s 22:03:01 442.13 35.64 406.49 1279.78 24754.45 22:04:01 495.23 16.76 478.47 1256.32 29910.75 22:05:01 6.57 0.00 6.57 0.00 779.07 22:06:01 13.80 2.37 11.43 82.12 983.17 Average: 238.58 13.60 224.98 651.94 14062.32 22:02:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:03:01 11328016 14242076 5096944 31.03 137800 2864052 2376916 13.60 2019024 2701756 862276 22:04:01 11392644 14371860 5032316 30.64 139336 2922044 2327300 13.32 1967548 2681708 12260 22:05:01 9927060 12913240 6497900 39.56 139560 2928548 3838148 21.97 3405120 2687428 2124 22:06:01 12014720 15157160 4410240 26.85 141036 3074748 1416700 8.11 1214968 2816024 121620 Average: 11165610 14171084 5259350 32.02 139433 2947348 2489766 14.25 2151665 2721729 249570 22:02:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:03:01 ens3 526.66 435.94 6753.93 55.07 0.00 0.00 0.00 0.00 22:03:01 lo 4.27 4.27 0.41 0.41 0.00 0.00 0.00 0.00 22:04:01 ens3 6.25 4.48 67.46 1.24 0.00 0.00 0.00 0.00 22:04:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:05:01 ens3 0.17 0.07 0.06 0.12 0.00 0.00 0.00 0.00 22:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:06:01 ens3 40.84 44.54 392.61 204.48 0.00 0.00 0.00 0.00 22:06:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 141.88 119.94 1782.80 65.27 0.00 0.00 0.00 0.00 Average: lo 1.24 1.24 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-3848) 08/03/26 _x86_64_ (4 CPU) 22:01:09 LINUX RESTART (4 CPU) 22:02:02 CPU %user %nice %system %iowait %steal %idle 22:03:01 all 26.14 0.00 4.03 1.44 0.09 68.30 22:03:01 0 17.72 0.00 3.49 1.67 0.12 77.00 22:03:01 1 19.25 0.00 5.72 2.58 0.07 72.39 22:03:01 2 19.05 0.00 2.59 0.72 0.09 77.56 22:03:01 3 48.45 0.00 4.31 0.82 0.10 46.32 22:04:01 all 33.86 0.00 1.57 1.50 0.10 62.97 22:04:01 0 30.02 0.00 1.36 0.32 0.08 68.22 22:04:01 1 29.67 0.00 1.37 1.67 0.12 67.17 22:04:01 2 31.34 0.00 1.19 0.05 0.08 67.34 22:04:01 3 44.43 0.00 2.40 3.96 0.08 49.14 22:05:01 all 47.54 0.00 0.90 0.03 0.09 51.45 22:05:01 0 44.18 0.00 0.89 0.02 0.08 54.83 22:05:01 1 50.46 0.00 0.84 0.00 0.08 48.62 22:05:01 2 59.84 0.00 0.99 0.00 0.10 39.07 22:05:01 3 35.68 0.00 0.89 0.10 0.08 63.25 22:06:01 all 28.96 0.00 0.57 0.03 0.11 70.34 22:06:01 0 11.71 0.00 0.70 0.00 0.10 87.49 22:06:01 1 52.36 0.00 0.53 0.00 0.12 46.99 22:06:01 2 39.57 0.00 0.47 0.05 0.10 59.82 22:06:01 3 12.15 0.00 0.57 0.05 0.12 87.11 Average: all 34.17 0.00 1.75 0.74 0.10 63.24 Average: 0 25.94 0.00 1.60 0.50 0.10 71.87 Average: 1 38.06 0.00 2.09 1.05 0.10 58.70 Average: 2 37.54 0.00 1.30 0.20 0.09 60.87 Average: 3 35.12 0.00 2.03 1.23 0.10 61.52