---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5618 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 672K 1.6G 1% /run /dev/vda1 78G 8.4G 69G 11% / 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 560 13165 0 2314 15164 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:3b:66:16 brd ff:ff:ff:ff:ff:ff inet 10.30.107.0/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86100sec preferred_lft 86100sec inet6 fe80::f816:3eff:fe3b:6616/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5618) 11/28/23 _x86_64_ (4 CPU) 13:28:10 LINUX RESTART (4 CPU) 13:29:01 tps rtps wtps bread/s bwrtn/s 13:30:01 103.90 22.72 81.18 1167.09 12224.38 13:31:01 126.85 33.30 93.55 2340.40 15332.67 13:32:01 4.60 0.32 4.28 8.53 1495.88 13:33:01 25.11 0.83 24.28 86.90 2895.97 Average: 65.11 14.29 50.82 900.67 7987.24 13:29:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:01 13914336 15618976 2510632 15.29 70544 1828424 713788 4.08 627212 1660204 159852 13:31:01 12044632 14063936 4380336 26.67 77596 2127140 2170012 12.42 2276788 1855560 3576 13:32:01 11333108 13358400 5091860 31.00 78168 2131992 2716004 15.54 2985444 1855348 3124 13:33:01 13457536 15503584 2967432 18.07 83344 2147172 807920 4.62 863176 1858488 53340 Average: 12687403 14636224 3737565 22.76 77413 2058682 1601931 9.17 1688155 1807400 54973 13:29:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 13:30:01 ens3 75.12 46.85 1191.18 10.22 0.00 0.00 0.00 0.00 13:31:01 lo 0.82 0.82 0.11 0.11 0.00 0.00 0.00 0.00 13:31:01 ens3 371.90 308.20 3586.98 72.56 0.00 0.00 0.00 0.00 13:32:01 lo 55.11 55.11 28.54 28.54 0.00 0.00 0.00 0.00 13:32:01 ens3 531.13 378.45 207.54 177.31 0.00 0.00 0.00 0.00 13:33:01 lo 12.08 12.08 2.19 2.19 0.00 0.00 0.00 0.00 13:33:01 ens3 250.32 193.95 133.14 71.07 0.00 0.00 0.00 0.00 Average: lo 17.18 17.18 7.73 7.73 0.00 0.00 0.00 0.00 Average: ens3 307.08 231.84 1279.56 82.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5618) 11/28/23 _x86_64_ (4 CPU) 13:28:10 LINUX RESTART (4 CPU) 13:29:01 CPU %user %nice %system %iowait %steal %idle 13:30:01 all 18.71 0.00 1.39 5.86 0.06 73.98 13:30:01 0 5.66 0.00 1.03 18.08 0.02 75.21 13:30:01 1 38.74 0.00 2.49 2.85 0.10 55.82 13:30:01 2 8.82 0.00 0.73 0.95 0.07 89.43 13:30:01 3 21.64 0.00 1.30 1.57 0.07 75.43 13:31:01 all 48.30 0.00 1.85 3.71 0.12 46.01 13:31:01 0 48.15 0.00 1.75 4.50 0.12 45.48 13:31:01 1 43.22 0.00 1.88 3.08 0.15 51.66 13:31:01 2 49.01 0.00 2.26 3.92 0.10 44.70 13:31:01 3 52.81 0.00 1.51 3.34 0.10 42.24 13:32:01 all 69.54 0.00 1.58 0.14 0.13 28.60 13:32:01 0 65.75 0.00 1.69 0.00 0.15 32.41 13:32:01 1 73.33 0.00 1.76 0.00 0.13 24.78 13:32:01 2 71.26 0.00 1.68 0.32 0.13 26.61 13:32:01 3 67.84 0.00 1.19 0.23 0.13 30.60 13:33:01 all 32.55 0.00 1.53 0.68 0.08 65.15 13:33:01 0 37.77 0.00 2.00 0.25 0.08 59.90 13:33:01 1 20.62 0.00 1.10 0.00 0.03 78.24 13:33:01 2 32.56 0.00 1.51 1.79 0.12 64.02 13:33:01 3 39.31 0.00 1.53 0.67 0.07 58.43 Average: all 42.23 0.00 1.59 2.60 0.10 53.48 Average: 0 39.30 0.00 1.62 5.71 0.09 53.27 Average: 1 43.96 0.00 1.81 1.48 0.10 52.65 Average: 2 40.35 0.00 1.54 1.75 0.10 56.26 Average: 3 45.35 0.00 1.38 1.45 0.09 51.73