---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4898 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 9.2G 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 543 12357 0 3139 15166 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:77:85:22 brd ff:ff:ff:ff:ff:ff inet 10.30.107.115/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe77:8522/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4898) 12/14/23 _x86_64_ (4 CPU) 02:45:23 LINUX RESTART (4 CPU) 02:46:01 tps rtps wtps bread/s bwrtn/s 02:47:01 113.75 13.38 100.37 975.17 30291.48 02:48:01 136.76 30.01 106.75 1714.19 32230.38 02:49:01 79.57 5.42 74.15 156.24 26944.58 02:50:01 60.44 1.32 59.12 63.86 21169.27 Average: 97.63 12.53 85.10 727.49 27659.50 02:46:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:47:01 13857044 15548960 2567924 15.63 69620 1816824 830452 4.75 687924 1653400 155472 02:48:01 13191164 15140660 3233804 19.69 79892 2055632 1179792 6.75 1130968 1857196 4600 02:49:01 12714320 15559912 3710648 22.59 91104 2916044 775740 4.44 1140892 2284200 533348 02:50:01 12615852 15493300 3809116 23.19 97232 2940464 812528 4.65 1221052 2299720 32716 Average: 13094595 15435708 3330373 20.28 84462 2432241 899628 5.15 1045209 2023629 181534 02:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:47:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 02:47:01 ens3 64.64 40.64 1072.27 6.70 0.00 0.00 0.00 0.00 02:48:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 02:48:01 ens3 321.22 291.91 2967.93 69.22 0.00 0.00 0.00 0.00 02:49:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 02:49:01 ens3 456.36 364.89 5293.16 56.32 0.00 0.00 0.00 0.00 02:50:01 lo 19.46 19.46 1.75 1.75 0.00 0.00 0.00 0.00 02:50:01 ens3 195.75 196.65 303.60 2446.18 0.00 0.00 0.00 0.00 Average: lo 5.25 5.25 0.48 0.48 0.00 0.00 0.00 0.00 Average: ens3 259.50 223.53 2409.31 644.53 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4898) 12/14/23 _x86_64_ (4 CPU) 02:45:23 LINUX RESTART (4 CPU) 02:46:01 CPU %user %nice %system %iowait %steal %idle 02:47:01 all 18.89 0.00 1.41 6.95 0.05 72.69 02:47:01 0 43.14 0.00 2.93 3.17 0.08 50.68 02:47:01 1 5.20 0.00 0.81 19.57 0.05 74.37 02:47:01 2 17.10 0.00 1.30 4.45 0.05 77.10 02:47:01 3 10.15 0.00 0.58 0.67 0.03 88.56 02:48:01 all 19.17 0.00 1.44 4.61 0.09 74.70 02:48:01 0 17.60 0.00 1.94 5.38 0.10 74.98 02:48:01 1 23.13 0.00 1.35 8.04 0.08 67.39 02:48:01 2 18.87 0.00 1.40 4.41 0.08 75.25 02:48:01 3 17.07 0.00 1.05 0.60 0.07 81.20 02:49:01 all 38.73 0.00 2.52 2.11 0.16 56.48 02:49:01 0 28.79 0.00 2.54 3.32 0.13 65.21 02:49:01 1 34.04 0.00 2.95 1.59 0.18 61.23 02:49:01 2 52.31 0.00 2.93 3.03 0.19 41.54 02:49:01 3 39.80 0.00 1.72 0.45 0.15 57.88 02:50:01 all 21.18 0.00 1.30 3.11 0.06 74.35 02:50:01 0 3.26 0.00 1.07 6.53 0.03 89.11 02:50:01 1 30.76 0.00 1.27 0.37 0.07 67.54 02:50:01 2 35.63 0.00 1.57 1.72 0.08 60.99 02:50:01 3 15.13 0.00 1.25 3.85 0.05 79.72 Average: all 24.47 0.00 1.67 4.20 0.09 69.57 Average: 0 23.17 0.00 2.12 4.60 0.09 70.02 Average: 1 23.29 0.00 1.60 7.39 0.10 67.63 Average: 2 30.95 0.00 1.80 3.40 0.10 63.75 Average: 3 20.50 0.00 1.15 1.40 0.08 76.88