---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2148 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 676K 1.6G 1% /run /dev/vda1 78G 8.3G 70G 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 565 13336 0 2137 15161 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:7a:f4:60 brd ff:ff:ff:ff:ff:ff inet 10.30.106.132/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fe7a:f460/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2148) 10/02/25 _x86_64_ (4 CPU) 09:10:31 LINUX RESTART (4 CPU) 09:11:01 tps rtps wtps bread/s bwrtn/s 09:12:01 22.29 3.15 19.14 88.77 15412.73 09:13:01 11.41 0.23 11.18 23.73 14964.57 09:14:01 354.64 22.60 332.04 835.06 24530.98 09:15:01 157.27 29.46 127.81 1728.78 28425.40 Average: 136.40 13.86 122.54 669.06 20833.19 09:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:12:01 14474908 15700504 1950060 11.87 32052 1412792 685348 3.92 480416 1294904 24 09:13:01 14447856 15679184 1977112 12.04 32180 1418056 685348 3.92 503180 1299616 104 09:14:01 13933680 15590004 2491288 15.17 68576 1783096 714272 4.09 625832 1639192 226292 09:15:01 13694976 15560092 2729992 16.62 80308 1972848 732196 4.19 714036 1776132 33876 Average: 14137855 15632446 2287113 13.92 53279 1646698 704291 4.03 580866 1502461 65074 09:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:12:01 ens3 98.88 54.10 203.68 15.05 0.00 0.00 0.00 0.00 09:13:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:13:01 ens3 81.05 45.38 95.79 8.43 0.00 0.00 0.00 0.00 09:14:01 lo 1.27 1.27 0.15 0.15 0.00 0.00 0.00 0.00 09:14:01 ens3 167.86 114.20 1293.77 42.28 0.00 0.00 0.00 0.00 09:15:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 09:15:01 ens3 271.09 233.64 2062.34 54.77 0.00 0.00 0.00 0.00 Average: lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 154.72 111.83 913.87 30.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2148) 10/02/25 _x86_64_ (4 CPU) 09:10:31 LINUX RESTART (4 CPU) 09:11:01 CPU %user %nice %system %iowait %steal %idle 09:12:01 all 1.84 0.00 0.15 1.17 0.01 96.82 09:12:01 0 1.25 0.00 0.12 0.02 0.02 98.60 09:12:01 1 2.55 0.00 0.17 4.16 0.02 93.11 09:12:01 2 1.92 0.00 0.17 0.48 0.02 97.41 09:12:01 3 1.67 0.00 0.13 0.05 0.00 98.15 09:13:01 all 0.48 0.00 0.06 1.01 0.00 98.44 09:13:01 0 0.52 0.00 0.07 0.02 0.00 99.40 09:13:01 1 0.35 0.00 0.08 3.92 0.00 95.64 09:13:01 2 0.64 0.00 0.05 0.12 0.02 99.18 09:13:01 3 0.42 0.00 0.02 0.00 0.00 99.57 09:14:01 all 20.99 0.00 1.69 4.62 0.06 72.63 09:14:01 0 26.29 0.00 1.39 0.93 0.07 71.31 09:14:01 1 5.86 0.00 0.85 8.20 0.03 85.05 09:14:01 2 27.18 0.00 1.50 4.49 0.07 66.76 09:14:01 3 24.59 0.00 3.04 4.91 0.07 67.39 09:15:01 all 23.56 0.00 1.91 3.31 0.09 71.13 09:15:01 0 16.30 0.00 1.52 0.27 0.08 81.83 09:15:01 1 15.71 0.00 1.27 8.60 0.08 74.34 09:15:01 2 37.05 0.00 3.13 1.71 0.10 58.02 09:15:01 3 25.21 0.00 1.68 2.65 0.08 70.38 Average: all 11.71 0.00 0.95 2.53 0.04 84.77 Average: 0 11.10 0.00 0.77 0.31 0.04 87.77 Average: 1 6.11 0.00 0.59 6.22 0.03 87.05 Average: 2 16.68 0.00 1.21 1.70 0.05 80.36 Average: 3 12.94 0.00 1.22 1.90 0.04 83.90