---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7392 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 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 623 12815 0 2600 15095 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:d1:f0:11 brd ff:ff:ff:ff:ff:ff inet 10.30.106.75/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:fed1:f011/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7392) 12/24/23 _x86_64_ (4 CPU) 03:04:20 LINUX RESTART (4 CPU) 03:05:02 tps rtps wtps bread/s bwrtn/s 03:06:01 122.44 23.74 98.70 1236.94 30623.56 03:07:01 89.94 4.45 85.49 133.18 27817.23 03:08:01 35.14 5.20 29.94 401.87 18274.98 03:09:01 50.24 1.07 49.18 62.39 15518.75 Average: 74.24 8.55 65.69 455.34 23026.78 03:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13882752 15608560 2542216 15.48 73104 1846364 704496 4.03 642388 1673592 156444 03:07:01 12845812 14721396 3579156 21.79 79688 1982672 1578344 9.03 1549508 1787516 7548 03:08:01 12356000 14507044 4068968 24.77 83088 2248432 1668300 9.55 1851948 1959016 210204 03:09:01 13147072 15481600 3277896 19.96 89788 2423076 803456 4.60 980660 2038984 33168 Average: 13057909 15079650 3367059 20.50 81417 2125136 1188649 6.80 1256126 1864777 101841 03:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 lo 0.88 0.88 0.09 0.09 0.00 0.00 0.00 0.00 03:06:01 ens3 122.56 94.93 1288.53 28.41 0.00 0.00 0.00 0.00 03:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:07:01 ens3 275.20 243.53 1946.50 60.24 0.00 0.00 0.00 0.00 03:08:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 3606.56 2768.18 1702.19 1018.77 0.00 0.00 0.00 0.00 03:09:01 lo 3.20 3.20 0.30 0.30 0.00 0.00 0.00 0.00 03:09:01 ens3 194.72 154.91 286.36 1316.89 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 1053.75 818.48 1305.98 608.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7392) 12/24/23 _x86_64_ (4 CPU) 03:04:20 LINUX RESTART (4 CPU) 03:05:02 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 19.61 0.00 1.53 5.36 0.05 73.45 03:06:01 0 25.23 0.00 1.82 12.50 0.07 60.39 03:06:01 1 13.19 0.00 1.52 6.65 0.03 78.61 03:06:01 2 16.39 0.00 1.14 0.42 0.03 82.01 03:06:01 3 23.61 0.00 1.65 1.87 0.08 72.79 03:07:01 all 32.00 0.00 1.11 5.38 0.99 60.52 03:07:01 0 21.45 0.00 0.81 0.33 0.05 77.35 03:07:01 1 29.99 0.00 1.17 17.80 2.15 48.89 03:07:01 2 22.63 0.00 0.86 0.58 0.42 75.51 03:07:01 3 56.07 0.00 1.65 1.95 1.29 39.04 03:08:01 all 30.35 0.00 6.04 1.56 0.07 61.98 03:08:01 0 28.78 0.00 8.19 0.08 0.07 62.88 03:08:01 1 30.77 0.00 6.35 5.88 0.08 56.91 03:08:01 2 25.44 0.00 3.21 0.03 0.07 71.25 03:08:01 3 36.36 0.00 6.39 0.27 0.07 56.91 03:09:01 all 20.70 0.00 1.49 2.17 0.05 75.59 03:09:01 0 13.93 0.00 1.34 0.35 0.03 84.35 03:09:01 1 12.91 0.00 1.70 4.78 0.05 80.56 03:09:01 2 27.16 0.00 0.94 2.92 0.07 68.92 03:09:01 3 28.84 0.00 1.98 0.63 0.05 68.50 Average: all 25.63 0.00 2.56 3.59 0.29 67.93 Average: 0 22.34 0.00 3.06 3.30 0.06 71.24 Average: 1 21.78 0.00 2.68 8.83 0.59 66.12 Average: 2 22.93 0.00 1.54 0.99 0.15 74.40 Average: 3 35.71 0.00 2.96 1.16 0.35 59.83