---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-921 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 7.7G 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 542 1128 0 2272 3135
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:84:f8:72 brd ff:ff:ff:ff:ff:ff
inet 10.32.7.74/23 brd 10.32.7.255 scope global dynamic ens3
valid_lft 86057sec preferred_lft 86057sec
inet6 fe80::f816:3eff:fe84:f872/64 scope link
valid_lft forever preferred_lft forever
---> sar -b -r -n DEV:
Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-921) 02/22/25 _x86_64_ (4 CPU)
05:14:51 LINUX RESTART (4 CPU)
05:15:01 tps rtps wtps bread/s bwrtn/s
05:16:01 137.68 53.97 83.70 3559.14 7579.27
05:17:01 81.30 29.73 51.57 1629.60 10191.37
05:18:01 10.20 0.00 10.20 0.00 446.73
05:19:01 39.38 10.46 28.91 722.01 3176.27
05:20:01 45.91 6.77 39.14 219.43 8594.83
Average: 62.89 20.19 42.71 1226.04 5997.69
05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty
05:16:01 1820292 3385848 2218352 54.93 51016 1669840 582144 11.44 514224 1529704 167804
05:17:01 1462052 3192288 2576592 63.80 57432 1820684 767240 15.08 721148 1665340 4616
05:18:01 1449764 3186948 2588880 64.10 59328 1824856 767240 15.08 728464 1668772 1760
05:19:01 535556 2382164 3503088 86.74 61796 1927856 1503892 29.56 1563372 1733008 912
05:20:01 1221684 3272200 2816960 69.75 66392 2122696 639684 12.57 807424 1799936 17656
Average: 1297870 3083890 2740774 67.86 59193 1873186 852040 16.75 866926 1679352 38550
05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil
05:16:01 ens3 348.36 234.61 1572.90 67.55 0.00 0.00 0.00 0.00
05:16:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00
05:17:01 ens3 124.80 123.35 756.52 23.83 0.00 0.00 0.00 0.00
05:17:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00
05:18:01 ens3 56.71 83.04 60.30 13.40 0.00 0.00 0.00 0.00
05:18:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00
05:19:01 ens3 208.50 242.76 1325.60 40.51 0.00 0.00 0.00 0.00
05:19:01 lo 88.05 88.05 32.35 32.35 0.00 0.00 0.00 0.00
05:20:01 ens3 565.99 421.28 1476.18 175.89 0.00 0.00 0.00 0.00
05:20:01 lo 33.09 33.09 4.11 4.11 0.00 0.00 0.00 0.00
Average: ens3 260.87 221.01 1038.30 64.24 0.00 0.00 0.00 0.00
Average: lo 24.76 24.76 7.34 7.34 0.00 0.00 0.00 0.00
---> sar -P ALL:
Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-921) 02/22/25 _x86_64_ (4 CPU)
05:14:51 LINUX RESTART (4 CPU)
05:15:01 CPU %user %nice %system %iowait %steal %idle
05:16:01 all 21.69 0.00 1.83 3.80 0.05 72.63
05:16:01 0 11.11 0.00 1.30 2.14 0.03 85.42
05:16:01 1 19.42 0.00 1.36 1.14 0.03 78.04
05:16:01 2 46.20 0.00 3.24 5.21 0.08 45.27
05:16:01 3 10.03 0.00 1.41 6.73 0.05 81.79
05:17:01 all 13.40 0.00 0.73 1.23 0.05 84.59
05:17:01 0 11.33 0.00 0.50 0.43 0.05 87.68
05:17:01 1 20.49 0.00 0.79 0.58 0.05 78.09
05:17:01 2 12.43 0.00 0.72 0.69 0.07 86.10
05:17:01 3 9.36 0.00 0.90 3.20 0.05 86.48
05:18:01 all 3.53 0.00 0.20 0.04 0.03 96.20
05:18:01 0 3.40 0.00 0.35 0.00 0.02 96.23
05:18:01 1 5.29 0.00 0.22 0.00 0.02 94.48
05:18:01 2 1.34 0.00 0.13 0.00 0.03 98.50
05:18:01 3 4.10 0.00 0.15 0.17 0.03 95.55
05:19:01 all 35.35 0.00 1.26 0.40 0.08 62.90
05:19:01 0 36.75 0.00 0.97 0.10 0.08 62.09
05:19:01 1 37.17 0.00 1.39 0.57 0.08 60.79
05:19:01 2 35.98 0.00 1.05 0.18 0.08 62.71
05:19:01 3 31.47 0.00 1.64 0.77 0.08 66.04
05:20:01 all 29.47 0.00 1.25 0.52 0.07 68.69
05:20:01 0 27.91 0.00 1.40 0.30 0.05 70.33
05:20:01 1 20.74 0.00 1.02 0.82 0.07 77.36
05:20:01 2 39.81 0.00 1.56 0.17 0.08 58.37
05:20:01 3 29.37 0.00 1.04 0.80 0.07 68.72
Average: all 20.69 0.00 1.06 1.20 0.06 77.00
Average: 0 18.08 0.00 0.91 0.59 0.05 80.37
Average: 1 20.62 0.00 0.95 0.62 0.05 77.76
Average: 2 27.18 0.00 1.34 1.25 0.07 70.16
Average: 3 16.88 0.00 1.03 2.34 0.06 79.70