---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-937 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023 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 700K 394M 1% /run
/dev/vda1 20G 9.5G 9.8G 50% /
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 5.3M 100M 5% /boot/efi
tmpfs 395M 0 395M 0% /run/user/1001
---> free -m:
total used free shared buff/cache available
Mem: 3944 440 795 0 2708 3229
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:41:91:fc brd ff:ff:ff:ff:ff:ff
inet 10.32.7.138/23 brd 10.32.7.255 scope global dynamic ens3
valid_lft 86131sec preferred_lft 86131sec
inet6 fe80::f816:3eff:fe41:91fc/64 scope link
valid_lft forever preferred_lft forever
3: docker0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default
link/ether 02:42:d0:68:4b:b5 brd ff:ff:ff:ff:ff:ff
inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0
valid_lft forever preferred_lft forever
---> sar -b -r -n DEV:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-937) 05/14/25 _x86_64_ (4 CPU)
21:01:45 LINUX RESTART (4 CPU)
21:02:01 tps rtps wtps bread/s bwrtn/s
21:03:01 228.26 109.37 118.90 7736.44 48714.56
21:04:01 27.90 11.05 16.85 524.18 13736.64
21:05:01 60.47 24.05 36.43 858.66 6948.44
21:06:01 64.31 0.95 63.36 93.58 9612.93
Average: 95.23 36.35 58.88 2303.22 19753.15
21:02:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty
21:03:01 1500956 3410932 2537704 62.84 34460 2031048 826340 16.24 796872 1561632 295064
21:04:01 1189504 3186456 2849156 70.55 35380 2115520 1091384 21.45 1088772 1578416 31052
21:05:01 998740 3280996 3039920 75.27 48324 2378388 936740 18.41 1064352 1773740 125128
21:06:01 830372 3320404 3208288 79.44 70508 2550400 884516 17.39 1037224 1941552 110968
Average: 1129893 3299697 2908767 72.02 47168 2268839 934745 18.37 996805 1713835 140553
21:02:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil
21:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
21:03:01 lo 2.10 2.10 0.22 0.22 0.00 0.00 0.00 0.00
21:03:01 ens3 570.20 361.62 1613.94 77.78 0.00 0.00 0.00 0.00
21:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
21:04:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00
21:04:01 ens3 83.64 59.27 19.08 18.49 0.00 0.00 0.00 0.00
21:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
21:05:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00
21:05:01 ens3 258.37 172.07 1349.30 35.00 0.00 0.00 0.00 0.00
21:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
21:06:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00
21:06:01 ens3 33.78 34.73 262.96 12.90 0.00 0.00 0.00 0.00
Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Average: lo 1.14 1.14 0.11 0.11 0.00 0.00 0.00 0.00
Average: ens3 236.50 156.92 811.32 36.04 0.00 0.00 0.00 0.00
---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-937) 05/14/25 _x86_64_ (4 CPU)
21:01:45 LINUX RESTART (4 CPU)
21:02:01 CPU %user %nice %system %iowait %steal %idle
21:03:01 all 14.85 1.19 3.43 5.70 0.07 74.77
21:03:01 0 10.55 1.47 3.65 8.20 0.07 76.05
21:03:01 1 15.41 0.02 3.94 7.24 0.07 73.33
21:03:01 2 22.05 0.00 3.24 3.24 0.08 71.40
21:03:01 3 11.41 3.25 2.93 4.10 0.05 78.27
21:04:01 all 22.54 0.00 2.35 0.34 0.05 74.72
21:04:01 0 29.99 0.00 2.37 0.25 0.07 67.33
21:04:01 1 23.57 0.00 2.32 0.15 0.05 73.92
21:04:01 2 20.75 0.00 2.45 0.65 0.07 76.08
21:04:01 3 15.82 0.00 2.24 0.30 0.05 81.59
21:05:01 all 20.83 0.00 5.59 1.07 0.07 72.44
21:05:01 0 16.88 0.00 5.20 3.10 0.05 74.77
21:05:01 1 30.70 0.00 6.21 0.47 0.08 62.53
21:05:01 2 19.27 0.00 5.40 0.08 0.08 75.16
21:05:01 3 16.44 0.00 5.56 0.60 0.07 77.33
21:06:01 all 20.82 0.00 1.45 1.50 0.05 76.19
21:06:01 0 7.74 0.00 1.27 4.29 0.03 86.67
21:06:01 1 7.78 0.00 0.85 0.03 0.07 91.26
21:06:01 2 42.96 0.00 1.95 0.13 0.08 54.87
21:06:01 3 24.73 0.00 1.68 1.55 0.03 72.00
Average: all 19.76 0.30 3.20 2.15 0.06 74.53
Average: 0 16.31 0.37 3.12 3.95 0.05 76.19
Average: 1 19.37 0.00 3.33 1.97 0.07 75.26
Average: 2 26.27 0.00 3.26 1.02 0.08 69.37
Average: 3 17.11 0.81 3.10 1.64 0.05 77.29