---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2970 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 680K 1.6G 1% /run /dev/vda1 78G 8.6G 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 615 12950 0 2473 15102 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:f3:bd:55 brd ff:ff:ff:ff:ff:ff inet 10.30.107.85/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86150sec preferred_lft 86150sec inet6 fe80::f816:3eff:fef3:bd55/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2970) 06/27/26 _x86_64_ (4 CPU) 06:55:23 LINUX RESTART (4 CPU) 06:56:01 tps rtps wtps bread/s bwrtn/s 06:57:01 147.98 11.50 136.48 281.15 29469.62 06:58:01 95.42 11.61 83.80 564.97 13050.49 06:59:01 335.98 30.19 305.78 1909.82 10696.22 Average: 193.12 17.77 175.35 918.65 17738.78 06:56:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:57:01 13423032 15247196 3001936 18.28 73160 1940576 1151472 6.59 986656 1780048 212460 06:58:01 13057328 15123576 3367640 20.50 86212 2156016 1228468 7.03 1159600 1941824 72772 06:59:01 13332908 15529424 3092060 18.83 90448 2283404 782900 4.48 814716 2019352 59168 Average: 13271089 15300065 3153879 19.20 83273 2126665 1054280 6.03 986991 1913741 114800 06:56:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:57:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 06:57:01 ens3 191.40 147.24 2084.35 28.05 0.00 0.00 0.00 0.00 06:58:01 lo 4.87 4.87 0.66 0.66 0.00 0.00 0.00 0.00 06:58:01 ens3 79.44 66.56 735.78 10.88 0.00 0.00 0.00 0.00 06:59:01 lo 1.70 1.70 0.25 0.25 0.00 0.00 0.00 0.00 06:59:01 ens3 330.66 268.64 2743.70 82.02 0.00 0.00 0.00 0.00 Average: lo 2.46 2.46 0.33 0.33 0.00 0.00 0.00 0.00 Average: ens3 200.50 160.81 1854.61 40.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2970) 06/27/26 _x86_64_ (4 CPU) 06:55:23 LINUX RESTART (4 CPU) 06:56:01 CPU %user %nice %system %iowait %steal %idle 06:57:01 all 21.48 0.00 1.48 1.86 0.05 75.14 06:57:01 0 18.36 0.00 1.05 0.33 0.05 80.20 06:57:01 1 28.07 0.00 1.82 1.37 0.07 68.68 06:57:01 2 23.46 0.00 1.85 3.49 0.07 71.14 06:57:01 3 16.07 0.00 1.22 2.24 0.05 80.42 06:58:01 all 22.15 0.00 1.35 0.75 0.05 75.71 06:58:01 0 12.01 0.00 0.86 0.03 0.05 87.05 06:58:01 1 48.98 0.00 1.90 0.58 0.07 48.47 06:58:01 2 15.79 0.00 1.10 0.98 0.02 82.11 06:58:01 3 11.90 0.00 1.52 1.44 0.03 85.11 06:59:01 all 32.06 0.00 1.76 1.39 0.06 64.73 06:59:01 0 24.49 0.00 1.49 0.42 0.03 73.56 06:59:01 1 36.72 0.00 1.79 1.55 0.07 59.88 06:59:01 2 24.77 0.00 1.81 1.92 0.05 71.45 06:59:01 3 42.21 0.00 1.94 1.69 0.05 54.12 Average: all 25.22 0.00 1.53 1.33 0.05 71.87 Average: 0 18.26 0.00 1.13 0.26 0.04 80.30 Average: 1 37.92 0.00 1.84 1.17 0.07 59.01 Average: 2 21.34 0.00 1.59 2.13 0.04 74.90 Average: 3 23.40 0.00 1.56 1.79 0.04 73.21