---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14568 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 680K 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 538 12989 0 2512 15171 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:30:af:3e brd ff:ff:ff:ff:ff:ff inet 10.30.106.220/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86152sec preferred_lft 86152sec inet6 fe80::f816:3eff:fe30:af3e/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-14568) 08/01/26 _x86_64_ (4 CPU) 05:03:58 LINUX RESTART (4 CPU) 05:04:01 tps rtps wtps bread/s bwrtn/s 05:05:02 21.97 0.70 21.27 44.27 31217.20 05:06:01 211.24 55.31 155.92 3693.07 13850.80 05:07:01 156.89 17.98 138.91 508.58 22413.73 Average: 129.58 24.49 105.09 1402.66 22541.70 05:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:02 14843340 15929416 1581628 9.63 30300 1277236 358996 2.19 228436 1190112 126256 05:06:01 14083828 15601536 2341140 14.25 59480 1662408 777116 4.45 615964 1522432 159548 05:07:01 12998856 15049044 3426112 20.86 80408 2151588 1442840 8.26 1214960 1960348 97860 Average: 13975341 15526665 2449627 14.91 56729 1697077 859651 4.92 686453 1557631 127888 05:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:02 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 05:05:02 ens3 9.77 6.53 2.34 1.52 0.00 0.00 0.00 0.00 05:06:01 lo 1.36 1.36 0.15 0.15 0.00 0.00 0.00 0.00 05:06:01 ens3 377.99 237.03 1650.97 74.29 0.00 0.00 0.00 0.00 05:07:01 lo 2.00 2.00 0.22 0.22 0.00 0.00 0.00 0.00 05:07:01 ens3 234.56 175.67 3228.46 39.19 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 206.50 139.21 1627.21 38.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14568) 08/01/26 _x86_64_ (4 CPU) 05:03:58 LINUX RESTART (4 CPU) 05:04:01 CPU %user %nice %system %iowait %steal %idle 05:05:02 all 0.35 0.00 0.48 59.88 0.03 39.26 05:05:02 0 0.32 0.00 1.22 3.27 0.00 95.19 05:05:02 1 0.38 0.00 0.20 58.25 0.02 41.15 05:05:02 2 0.35 0.00 0.17 82.79 0.03 16.66 05:05:02 3 0.34 0.00 0.32 95.39 0.03 3.92 05:06:01 all 17.32 0.00 1.70 10.27 0.05 70.65 05:06:01 0 8.92 0.00 1.38 1.89 0.05 87.76 05:06:01 1 13.16 0.00 1.58 6.51 0.05 78.70 05:06:01 2 26.62 0.00 2.77 26.25 0.07 44.29 05:06:01 3 20.58 0.00 1.09 6.44 0.05 71.84 05:07:01 all 28.54 0.00 1.75 3.01 0.07 66.64 05:07:01 0 37.45 0.00 2.15 0.97 0.08 59.35 05:07:01 1 14.79 0.00 1.45 3.15 0.03 80.58 05:07:01 2 18.01 0.00 1.51 6.43 0.07 73.99 05:07:01 3 43.96 0.00 1.88 1.47 0.07 52.63 Average: all 15.39 0.00 1.31 24.47 0.05 58.78 Average: 0 15.61 0.00 1.58 2.04 0.04 80.72 Average: 1 9.43 0.00 1.07 22.72 0.03 66.74 Average: 2 14.91 0.00 1.47 38.61 0.06 44.95 Average: 3 21.64 0.00 1.09 34.54 0.05 42.67