---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-16853 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 9.3G 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 643 12223 0 3173 15066 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:9b:b9:9d brd ff:ff:ff:ff:ff:ff inet 10.30.107.144/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86157sec preferred_lft 86157sec inet6 fe80::f816:3eff:fe9b:b99d/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-16853) 12/02/25 _x86_64_ (4 CPU) 01:12:20 LINUX RESTART (4 CPU) 01:13:02 tps rtps wtps bread/s bwrtn/s 01:14:01 152.69 28.83 123.86 1717.00 24676.63 01:15:01 127.25 7.57 119.68 208.63 19601.93 01:16:01 63.74 1.73 62.01 81.72 22422.00 Average: 114.34 12.62 101.73 663.26 22219.87 01:13:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:14:01 13631016 15347156 2793952 17.01 74252 1835180 961864 5.50 888364 1677120 37208 01:15:01 12227672 14727440 4197296 25.55 91092 2580932 1375280 7.87 1696160 2229268 243364 01:16:01 12584664 15494868 3840304 23.38 97368 2970664 800300 4.58 1225816 2327948 27984 Average: 12814451 15189821 3610517 21.98 87571 2462259 1045815 5.99 1270113 2078112 102852 01:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:14:01 lo 0.68 0.68 0.08 0.08 0.00 0.00 0.00 0.00 01:14:01 ens3 119.34 107.02 610.54 29.92 0.00 0.00 0.00 0.00 01:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 01:15:01 ens3 705.50 565.46 8042.77 76.60 0.00 0.00 0.00 0.00 01:16:01 lo 21.46 21.46 1.93 1.93 0.00 0.00 0.00 0.00 01:16:01 ens3 331.34 316.83 934.80 2653.98 0.00 0.00 0.00 0.00 Average: lo 7.51 7.51 0.68 0.68 0.00 0.00 0.00 0.00 Average: ens3 386.88 331.01 3210.48 925.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16853) 12/02/25 _x86_64_ (4 CPU) 01:12:20 LINUX RESTART (4 CPU) 01:13:02 CPU %user %nice %system %iowait %steal %idle 01:14:01 all 16.00 0.00 1.23 1.71 0.06 81.00 01:14:01 0 6.72 0.00 0.93 2.41 0.03 89.90 01:14:01 1 7.24 0.00 0.49 2.62 0.09 89.56 01:14:01 2 14.00 0.00 1.04 0.70 0.03 84.23 01:14:01 3 36.03 0.00 2.43 1.14 0.05 60.36 01:15:01 all 41.42 0.00 2.20 0.12 0.08 56.18 01:15:01 0 36.65 0.00 2.81 0.15 0.08 60.31 01:15:01 1 38.77 0.00 1.47 0.12 0.08 59.56 01:15:01 2 42.15 0.00 2.31 0.05 0.08 55.41 01:15:01 3 48.15 0.00 2.23 0.13 0.08 49.41 01:16:01 all 27.79 0.00 2.13 0.87 0.06 69.16 01:16:01 0 16.65 0.00 1.27 1.32 0.07 80.69 01:16:01 1 21.16 0.00 2.15 1.69 0.07 74.94 01:16:01 2 33.67 0.00 2.31 0.17 0.05 63.80 01:16:01 3 39.66 0.00 2.78 0.30 0.07 57.20 Average: all 28.47 0.00 1.86 0.90 0.07 68.71 Average: 0 20.08 0.00 1.67 1.29 0.06 76.90 Average: 1 22.48 0.00 1.38 1.47 0.08 74.60 Average: 2 30.03 0.00 1.89 0.30 0.06 67.72 Average: 3 41.30 0.00 2.48 0.52 0.07 55.63