---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2786 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 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 580 12720 0 2739 15134 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:64:14:bb brd ff:ff:ff:ff:ff:ff inet 10.30.107.231/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fe64:14bb/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-2786) 01/03/26 _x86_64_ (4 CPU) 03:04:50 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:02 407.40 55.42 351.97 3646.86 73434.83 03:07:01 121.54 15.55 105.98 390.92 11788.95 03:08:01 20.98 3.18 17.80 342.00 4517.33 03:09:01 39.24 4.17 35.08 134.24 4752.01 Average: 147.40 19.60 127.80 1131.59 23673.09 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:02 13868076 15527968 2556892 15.57 68804 1786416 828500 4.74 699480 1634284 239316 03:07:01 13411688 15168888 3013280 18.35 83452 1861164 1188308 6.80 1084320 1688612 11784 03:08:01 12472500 14364596 3952468 24.06 85728 1990256 2026512 11.60 1908156 1794604 8268 03:09:01 12974196 15440980 3450772 21.01 90488 2551392 850100 4.87 1053452 2133820 478496 Average: 13181615 15125608 3243353 19.75 82118 2047307 1223355 7.00 1186352 1812830 184466 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:02 ens3 415.60 282.94 1962.73 78.53 0.00 0.00 0.00 0.00 03:06:02 lo 2.00 2.00 0.22 0.22 0.00 0.00 0.00 0.00 03:07:01 ens3 266.82 242.97 1065.06 68.79 0.00 0.00 0.00 0.00 03:07:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 2142.70 1485.18 2201.14 489.30 0.00 0.00 0.00 0.00 03:08:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:09:01 ens3 393.90 255.52 775.73 93.64 0.00 0.00 0.00 0.00 03:09:01 lo 0.68 0.68 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 806.93 567.96 1502.94 183.02 0.00 0.00 0.00 0.00 Average: lo 0.84 0.84 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2786) 01/03/26 _x86_64_ (4 CPU) 03:04:50 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:02 all 23.58 0.00 2.32 3.76 0.07 70.28 03:06:02 0 43.30 0.00 3.56 3.71 0.08 49.36 03:06:02 1 13.67 0.00 1.80 5.55 0.07 78.91 03:06:02 2 17.39 0.00 1.95 0.60 0.05 80.01 03:06:02 3 19.94 0.00 1.96 5.17 0.05 72.88 03:07:01 all 19.74 0.00 1.51 0.49 0.07 78.19 03:07:01 0 24.32 0.00 1.56 0.14 0.10 73.88 03:07:01 1 19.80 0.00 1.77 0.20 0.07 78.15 03:07:01 2 16.76 0.00 1.26 1.31 0.05 80.62 03:07:01 3 18.06 0.00 1.44 0.32 0.05 80.12 03:08:01 all 35.17 0.00 6.10 0.05 0.06 58.61 03:08:01 0 57.49 0.00 7.77 0.00 0.05 34.69 03:08:01 1 25.79 0.00 4.26 0.05 0.07 69.83 03:08:01 2 23.70 0.00 3.36 0.00 0.07 72.88 03:08:01 3 33.63 0.00 9.03 0.13 0.07 57.13 03:09:01 all 42.66 0.00 2.00 0.18 0.06 55.10 03:09:01 0 37.72 0.00 2.19 0.10 0.05 59.94 03:09:01 1 37.79 0.00 2.27 0.48 0.07 59.38 03:09:01 2 60.45 0.00 1.95 0.15 0.10 37.35 03:09:01 3 34.69 0.00 1.53 0.02 0.05 63.71 Average: all 30.34 0.00 2.99 1.12 0.06 65.48 Average: 0 40.78 0.00 3.78 0.99 0.07 54.38 Average: 1 24.28 0.00 2.53 1.58 0.07 71.54 Average: 2 29.66 0.00 2.13 0.51 0.07 67.63 Average: 3 26.63 0.00 3.50 1.41 0.05 68.41