---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-310 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 40% /
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 430 1389 0 2124 3252
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:72:6f:6c brd ff:ff:ff:ff:ff:ff
inet 10.32.6.221/23 brd 10.32.7.255 scope global dynamic ens3
valid_lft 86235sec preferred_lft 86235sec
inet6 fe80::f816:3eff:fe72:6f6c/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-310) 04/16/25 _x86_64_ (4 CPU)
07:04:53 LINUX RESTART (4 CPU)
07:05:02 tps rtps wtps bread/s bwrtn/s
07:06:02 150.48 55.72 94.76 3683.58 38138.49
07:07:01 121.86 39.40 82.46 2208.85 12648.70
Average: 136.17 47.56 88.61 2946.21 25393.59
07:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty
07:06:02 1819840 3383180 2218804 54.94 50680 1668068 575968 11.32 517140 1528604 166480
07:07:01 1448304 3352720 2590340 64.14 61848 1986544 596564 11.73 676520 1718804 123124
Average: 1634072 3367950 2404572 59.54 56264 1827306 586266 11.52 596830 1623704 144802
07:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil
07:06:02 lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00
07:06:02 ens3 407.88 255.06 1596.81 70.18 0.00 0.00 0.00 0.00
07:07:01 lo 2.34 2.34 0.22 0.22 0.00 0.00 0.00 0.00
07:07:01 ens3 340.52 367.11 1505.79 670.96 0.00 0.00 0.00 0.00
Average: lo 1.71 1.71 0.16 0.16 0.00 0.00 0.00 0.00
Average: ens3 374.20 311.08 1551.30 370.57 0.00 0.00 0.00 0.00
---> sar -P ALL:
Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-310) 04/16/25 _x86_64_ (4 CPU)
07:04:53 LINUX RESTART (4 CPU)
07:05:02 CPU %user %nice %system %iowait %steal %idle
07:06:02 all 20.99 0.00 1.99 4.53 0.06 72.43
07:06:02 0 32.01 0.00 2.30 8.95 0.05 56.70
07:06:02 1 14.92 0.00 1.82 3.65 0.03 79.58
07:06:02 2 22.35 0.00 1.98 1.77 0.07 73.83
07:06:02 3 14.70 0.00 1.86 3.75 0.03 79.67
07:07:01 all 31.20 0.00 1.64 1.98 0.07 65.11
07:07:01 0 41.40 0.00 2.46 2.23 0.07 53.84
07:07:01 1 23.49 0.00 1.19 0.56 0.05 74.71
07:07:01 2 33.96 0.00 1.69 3.29 0.10 60.96
07:07:01 3 25.96 0.00 1.22 1.83 0.08 70.90
Average: all 26.10 0.00 1.81 3.25 0.06 68.77
Average: 0 36.71 0.00 2.38 5.58 0.06 55.27
Average: 1 19.20 0.00 1.50 2.11 0.04 77.14
Average: 2 28.16 0.00 1.83 2.53 0.09 67.39
Average: 3 20.33 0.00 1.54 2.79 0.06 75.28