---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3048 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 672K 1.6G 1% /run /dev/vda1 78G 8.9G 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 549 12683 0 2807 15160 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:8d:c4:b8 brd ff:ff:ff:ff:ff:ff inet 10.30.106.238/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86040sec preferred_lft 86040sec inet6 fe80::f816:3eff:fe8d:c4b8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3048) 12/07/23 _x86_64_ (4 CPU) 13:07:49 LINUX RESTART (4 CPU) 13:08:03 tps rtps wtps bread/s bwrtn/s 13:09:01 136.86 70.21 66.64 4743.04 36298.43 13:10:01 76.19 1.27 74.92 47.19 24980.10 13:11:01 205.80 23.18 182.62 939.98 32491.12 13:12:01 101.93 3.20 98.73 205.43 26368.27 13:13:01 53.52 1.38 52.13 72.51 3621.86 Average: 114.71 19.51 95.20 1177.83 24673.77 13:08:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:09:01 14060600 15546444 2364360 14.39 49092 1646560 814292 4.66 703532 1468724 95880 13:10:01 13924836 15565172 2500124 15.22 63876 1776352 808140 4.62 679120 1608652 70476 13:11:01 12444216 14430608 3980744 24.24 87332 2080792 2116300 12.11 1880912 1848100 42612 13:12:01 11436152 13842656 4988808 30.37 97456 2475904 2237284 12.80 2582368 2126072 26640 13:13:01 13010100 15526088 3414860 20.79 103340 2574216 808344 4.63 945596 2187760 90364 Average: 12975181 14982194 3449779 21.00 80219 2110765 1356872 7.77 1358306 1847862 65194 13:08:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:09:01 ens3 412.41 240.99 1500.96 60.47 0.00 0.00 0.00 0.00 13:09:01 lo 1.45 1.45 0.15 0.15 0.00 0.00 0.00 0.00 13:10:01 ens3 31.43 22.51 476.33 4.50 0.00 0.00 0.00 0.00 13:10:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 13:11:01 ens3 375.04 332.43 3299.49 78.20 0.00 0.00 0.00 0.00 13:11:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 13:12:01 ens3 515.90 416.23 4240.96 118.44 0.00 0.00 0.00 0.00 13:12:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 13:13:01 ens3 607.76 518.93 317.71 706.43 0.00 0.00 0.00 0.00 13:13:01 lo 19.86 19.86 1.79 1.79 0.00 0.00 0.00 0.00 Average: ens3 388.35 306.66 1970.16 194.52 0.00 0.00 0.00 0.00 Average: lo 4.62 4.62 0.42 0.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3048) 12/07/23 _x86_64_ (4 CPU) 13:07:49 LINUX RESTART (4 CPU) 13:08:03 CPU %user %nice %system %iowait %steal %idle 13:09:01 all 19.07 0.00 1.88 10.10 0.06 68.88 13:09:01 0 23.18 0.00 1.96 9.27 0.05 65.54 13:09:01 1 19.77 0.00 1.66 2.19 0.05 76.33 13:09:01 2 10.07 0.00 1.72 11.64 0.05 76.52 13:09:01 3 23.35 0.00 2.19 17.34 0.07 57.06 13:10:01 all 11.47 0.00 0.77 15.20 0.06 72.49 13:10:01 0 10.94 0.00 0.57 4.32 0.07 84.10 13:10:01 1 15.29 0.00 1.28 3.44 0.08 79.90 13:10:01 2 8.24 0.00 0.67 52.31 0.10 38.68 13:10:01 3 11.44 0.00 0.57 0.62 0.03 87.34 13:11:01 all 42.38 0.00 2.05 4.85 0.11 50.61 13:11:01 0 39.70 0.00 1.70 1.32 0.10 57.17 13:11:01 1 43.73 0.00 1.94 1.36 0.08 52.89 13:11:01 2 50.95 0.00 2.23 8.62 0.17 38.03 13:11:01 3 35.20 0.00 2.32 8.10 0.08 54.30 13:12:01 all 63.97 0.00 1.94 1.48 0.11 32.49 13:12:01 0 59.57 0.00 1.51 2.17 0.10 36.65 13:12:01 1 70.33 0.00 0.79 0.12 0.13 28.63 13:12:01 2 61.54 0.00 1.62 0.82 0.12 35.90 13:12:01 3 64.49 0.00 3.83 2.82 0.10 28.75 13:13:01 all 48.30 0.00 2.22 0.42 0.10 48.96 13:13:01 0 36.82 0.00 1.59 0.66 0.10 60.83 13:13:01 1 49.48 0.00 2.65 0.30 0.08 47.49 13:13:01 2 54.92 0.00 2.73 0.13 0.08 42.14 13:13:01 3 52.06 0.00 1.94 0.60 0.12 45.28 Average: all 37.16 0.00 1.77 6.38 0.09 54.60 Average: 0 34.12 0.00 1.46 3.50 0.08 60.83 Average: 1 39.86 0.00 1.67 1.47 0.09 56.91 Average: 2 37.28 0.00 1.80 14.74 0.10 46.08 Average: 3 37.39 0.00 2.17 5.81 0.08 54.55