---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-374 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 8.7G 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 593 12891 0 2554 15127 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:94:97:be brd ff:ff:ff:ff:ff:ff inet 10.30.107.43/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86154sec preferred_lft 86154sec inet6 fe80::f816:3eff:fe94:97be/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-374) 03/07/26 _x86_64_ (4 CPU) 21:02:47 LINUX RESTART (4 CPU) 21:03:01 tps rtps wtps bread/s bwrtn/s 21:04:02 390.58 52.06 338.53 2709.68 56775.87 21:05:01 109.03 7.69 101.34 448.87 12053.55 21:06:01 48.28 28.70 19.58 2023.40 11706.18 Average: 183.04 29.60 153.44 1734.46 26927.82 21:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:04:02 13812196 15507952 2612764 15.91 68904 1821884 1098468 6.29 718784 1669736 235756 21:05:01 12314848 14128456 4110112 25.02 74904 1928216 2154968 12.33 2128272 1741260 1116 21:06:01 12337472 14619388 4087488 24.89 77412 2386224 1602680 9.17 1772460 2061660 57952 Average: 12821505 14751932 3603455 21.94 73740 2045441 1618705 9.26 1539839 1824219 98275 21:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:04:02 lo 1.47 1.47 0.18 0.18 0.00 0.00 0.00 0.00 21:04:02 ens3 473.50 299.08 2617.55 81.97 0.00 0.00 0.00 0.00 21:05:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:05:01 ens3 447.28 354.11 1374.06 115.00 0.00 0.00 0.00 0.00 21:06:01 lo 0.53 0.53 0.07 0.07 0.00 0.00 0.00 0.00 21:06:01 ens3 637.81 487.19 3017.86 132.21 0.00 0.00 0.00 0.00 Average: lo 0.76 0.76 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 519.94 380.27 2341.87 109.70 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-374) 03/07/26 _x86_64_ (4 CPU) 21:02:47 LINUX RESTART (4 CPU) 21:03:01 CPU %user %nice %system %iowait %steal %idle 21:04:02 all 24.47 0.00 2.16 3.19 0.07 70.12 21:04:02 0 21.78 0.00 2.34 2.61 0.05 73.22 21:04:02 1 15.96 0.00 2.16 5.69 0.07 76.13 21:04:02 2 40.31 0.00 2.64 3.95 0.08 53.01 21:04:02 3 19.84 0.00 1.51 0.50 0.07 78.08 21:05:01 all 49.45 0.00 1.50 0.25 0.10 48.70 21:05:01 0 31.97 0.00 1.38 0.10 0.08 66.47 21:05:01 1 46.44 0.00 1.80 0.14 0.08 51.54 21:05:01 2 79.29 0.00 1.51 0.37 0.10 18.73 21:05:01 3 40.08 0.00 1.33 0.43 0.14 58.03 21:06:01 all 47.81 0.00 1.56 0.32 0.08 50.23 21:06:01 0 42.67 0.00 1.34 0.08 0.08 55.83 21:06:01 1 44.33 0.00 1.46 0.72 0.08 53.41 21:06:01 2 48.49 0.00 2.23 0.32 0.10 48.86 21:06:01 3 55.75 0.00 1.22 0.15 0.08 42.80 Average: all 40.52 0.00 1.74 1.26 0.08 56.39 Average: 0 32.14 0.00 1.69 0.94 0.07 65.17 Average: 1 35.53 0.00 1.80 2.19 0.08 60.40 Average: 2 55.90 0.00 2.13 1.55 0.10 40.32 Average: 3 38.51 0.00 1.35 0.36 0.10 59.68