---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-1844 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 2.0G 0 2.0G 0% /dev
tmpfs 395M 664K 394M 1% /run
/dev/vda1 20G 7.5G 12G 39% /
tmpfs 2.0G 0 2.0G 0% /dev/shm
tmpfs 5.0M 0 5.0M 0% /run/lock
tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup
/dev/vda15 105M 4.4M 100M 5% /boot/efi
tmpfs 395M 0 395M 0% /run/user/1001
---> free -m:
total used free shared buff/cache available
Mem: 3943 442 1427 0 2074 3240
Swap: 1023 0 1023
---> ip addr:
1: lo: <LOOPBACK,UP,LOWER_UP> 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: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc fq_codel state UP group default qlen 1000
link/ether fa:16:3e:4b:cc:ac brd ff:ff:ff:ff:ff:ff
inet 10.32.7.235/23 brd 10.32.7.255 scope global dynamic ens3
valid_lft 86222sec preferred_lft 86222sec
inet6 fe80::f816:3eff:fe4b:ccac/64 scope link
valid_lft forever preferred_lft forever
---> sar -b -r -n DEV:
Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1844) 05/29/25 _x86_64_ (4 CPU)
19:12:56 LINUX RESTART (4 CPU)
19:13:01 tps rtps wtps bread/s bwrtn/s
19:14:01 168.86 70.60 98.25 4342.74 42423.48
19:15:01 102.60 19.06 83.54 692.02 13186.60
Average: 135.73 44.83 90.89 2517.38 27805.04
19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty
19:14:01 1845652 3401876 2192992 54.30 49708 1661624 556072 10.93 497068 1521000 171452
19:15:01 1498032 3351988 2540612 62.91 62108 1935452 579352 11.39 644632 1698316 121148
Average: 1671842 3376932 2366802 58.60 55908 1798538 567712 11.16 570850 1609658 146300
19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil
19:14:01 lo 1.60 1.60 0.15 0.15 0.00 0.00 0.00 0.00
19:14:01 ens3 370.89 228.46 1577.61 66.69 0.00 0.00 0.00 0.00
19:15:01 lo 2.43 2.43 0.23 0.23 0.00 0.00 0.00 0.00
19:15:01 ens3 407.78 380.24 1583.35 586.18 0.00 0.00 0.00 0.00
Average: lo 2.02 2.02 0.19 0.19 0.00 0.00 0.00 0.00
Average: ens3 389.34 304.35 1580.48 326.44 0.00 0.00 0.00 0.00
---> sar -P ALL:
Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1844) 05/29/25 _x86_64_ (4 CPU)
19:12:56 LINUX RESTART (4 CPU)
19:13:01 CPU %user %nice %system %iowait %steal %idle
19:14:01 all 20.87 0.00 2.27 5.24 0.05 71.56
19:14:01 0 31.53 0.00 2.79 9.81 0.07 55.80
19:14:01 1 16.51 0.00 1.97 4.24 0.03 77.25
19:14:01 2 21.83 0.00 2.06 4.85 0.07 71.20
19:14:01 3 13.63 0.00 2.26 2.07 0.03 82.01
19:15:01 all 33.47 0.00 1.77 1.32 0.07 63.37
19:15:01 0 48.53 0.00 2.39 1.84 0.08 47.16
19:15:01 1 25.25 0.00 0.87 0.05 0.07 73.76
19:15:01 2 24.01 0.00 2.17 2.84 0.07 70.92
19:15:01 3 36.08 0.00 1.66 0.57 0.08 61.62
Average: all 27.17 0.00 2.02 3.28 0.06 67.47
Average: 0 40.04 0.00 2.59 5.82 0.08 51.48
Average: 1 20.88 0.00 1.42 2.15 0.05 75.51
Average: 2 22.92 0.00 2.11 3.84 0.07 71.06
Average: 3 24.85 0.00 1.96 1.32 0.06 71.82