---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2916 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 8.8G 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 618 12681 0 2739 15091 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:8b:a0:2a brd ff:ff:ff:ff:ff:ff inet 10.30.106.136/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86185sec preferred_lft 86185sec inet6 fe80::f816:3eff:fe8b:a02a/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-2916) 01/03/26 _x86_64_ (4 CPU) 12:05:26 LINUX RESTART (4 CPU) 12:06:02 tps rtps wtps bread/s bwrtn/s 12:07:01 176.99 14.95 162.04 414.98 55751.91 12:08:01 134.64 51.31 83.34 5288.72 14295.62 Average: 155.64 33.28 122.36 2872.32 34849.61 12:06:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:07:01 13467672 15222232 2957296 18.00 75632 1868892 1170736 6.70 1024728 1694800 139352 12:08:01 12974592 15319452 3450376 21.01 85528 2434828 983876 5.63 1039120 2145688 171260 Average: 13221132 15270842 3203836 19.51 80580 2151860 1077306 6.17 1031924 1920244 155306 12:06:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:07:01 lo 1.56 1.56 0.19 0.19 0.00 0.00 0.00 0.00 12:07:01 ens3 184.60 142.67 1801.18 29.22 0.00 0.00 0.00 0.00 12:08:01 lo 1.73 1.73 0.19 0.19 0.00 0.00 0.00 0.00 12:08:01 ens3 160.41 116.33 1352.99 17.57 0.00 0.00 0.00 0.00 Average: lo 1.65 1.65 0.19 0.19 0.00 0.00 0.00 0.00 Average: ens3 172.40 129.39 1575.20 23.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2916) 01/03/26 _x86_64_ (4 CPU) 12:05:26 LINUX RESTART (4 CPU) 12:06:02 CPU %user %nice %system %iowait %steal %idle 12:07:01 all 24.52 0.00 1.64 5.38 0.06 68.39 12:07:01 0 50.61 0.00 2.67 2.63 0.08 44.00 12:07:01 1 16.76 0.00 0.92 12.96 0.09 69.28 12:07:01 2 14.55 0.00 1.32 1.09 0.05 82.99 12:07:01 3 16.15 0.00 1.62 4.88 0.03 77.32 12:08:01 all 28.04 0.00 1.76 2.45 0.06 67.69 12:08:01 0 38.69 0.00 2.45 2.77 0.05 56.03 12:08:01 1 22.06 0.00 1.99 2.45 0.05 73.46 12:08:01 2 33.43 0.00 1.26 0.84 0.07 64.41 12:08:01 3 17.97 0.00 1.34 3.72 0.07 76.90 Average: all 26.30 0.00 1.70 3.90 0.06 68.04 Average: 0 44.60 0.00 2.56 2.70 0.07 50.07 Average: 1 19.43 0.00 1.46 7.65 0.07 71.39 Average: 2 24.05 0.00 1.29 0.96 0.06 73.64 Average: 3 17.07 0.00 1.48 4.29 0.05 77.11