---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9081 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: 2799.998 BogoMIPS: 5599.99 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 676K 1.6G 1% /run /dev/vda1 78G 9.7G 68G 13% / 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 1230 11202 0 3606 14479 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:27:32:4d brd ff:ff:ff:ff:ff:ff inet 10.30.106.21/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fe27:324d/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-9081) 07/11/26 _x86_64_ (4 CPU) 22:07:21 LINUX RESTART (4 CPU) 22:08:02 tps rtps wtps bread/s bwrtn/s 22:09:01 197.32 29.76 167.56 1717.95 52526.69 22:10:01 89.40 13.21 76.19 867.59 18396.13 22:11:01 25.98 4.72 21.26 118.38 9709.18 Average: 103.71 15.82 87.90 896.74 26734.07 22:08:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:09:01 12457004 15352600 3967964 24.16 77428 2990784 985136 5.64 889612 2805024 222808 22:10:01 11040300 14113008 5384668 32.78 80996 3155960 2046356 11.71 2209376 2888556 2968 22:11:01 11546196 14895136 4878772 29.70 82380 3421792 1342840 7.68 1647460 2939768 218788 Average: 11681167 14786915 4743801 28.88 80268 3189512 1458111 8.34 1582149 2877783 148188 22:08:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:09:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 22:09:01 ens3 966.97 467.50 19064.41 70.86 0.00 0.00 0.00 0.00 22:10:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:10:01 ens3 241.66 174.72 1470.95 46.61 0.00 0.00 0.00 0.00 22:11:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 22:11:01 ens3 644.13 398.22 789.70 266.75 0.00 0.00 0.00 0.00 Average: lo 0.38 0.38 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 615.63 346.14 7041.57 128.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9081) 07/11/26 _x86_64_ (4 CPU) 22:07:21 LINUX RESTART (4 CPU) 22:08:02 CPU %user %nice %system %iowait %steal %idle 22:09:01 all 25.58 0.00 2.24 1.75 0.07 70.36 22:09:01 0 20.53 0.00 1.76 0.41 0.07 77.23 22:09:01 1 30.61 0.00 2.77 4.71 0.07 61.85 22:09:01 2 33.15 0.00 3.25 0.88 0.08 62.63 22:09:01 3 18.06 0.00 1.18 1.00 0.05 79.71 22:10:01 all 69.59 0.00 2.06 0.39 0.09 27.88 22:10:01 0 70.55 0.00 2.14 0.07 0.10 27.14 22:10:01 1 78.75 0.00 2.14 0.33 0.10 18.68 22:10:01 2 64.53 0.00 2.39 0.88 0.08 32.11 22:10:01 3 64.51 0.00 1.57 0.27 0.08 33.57 22:11:01 all 64.09 0.00 1.92 0.10 0.08 33.81 22:11:01 0 49.04 0.00 2.39 0.25 0.08 48.23 22:11:01 1 68.00 0.00 2.35 0.10 0.08 29.46 22:11:01 2 66.42 0.00 1.92 0.07 0.08 31.51 22:11:01 3 72.84 0.00 1.02 0.02 0.08 26.04 Average: all 53.24 0.00 2.07 0.74 0.08 43.86 Average: 0 46.87 0.00 2.10 0.24 0.08 50.70 Average: 1 59.28 0.00 2.42 1.70 0.08 36.52 Average: 2 54.82 0.00 2.51 0.61 0.08 41.97 Average: 3 51.96 0.00 1.26 0.42 0.07 46.29