---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8684 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 9.0G 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 556 12681 0 2801 15157 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:71:41:60 brd ff:ff:ff:ff:ff:ff inet 10.30.106.140/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fe71:4160/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8684) 05/07/26 _x86_64_ (4 CPU) 03:04:41 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:02 388.32 30.06 358.26 985.17 58804.47 03:07:01 117.22 4.61 112.61 131.50 16930.28 03:08:01 15.30 5.22 10.08 403.53 1031.43 03:09:01 47.06 6.00 41.06 141.71 9343.24 Average: 142.08 11.50 130.58 416.67 21546.59 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:02 13883160 15615056 2541808 15.48 70136 1855584 697052 3.99 609456 1703864 293656 03:07:01 12961432 14887964 3463536 21.09 83940 2026964 1454908 8.33 1363376 1851348 11872 03:08:01 11994344 13951476 4430624 26.97 85200 2055124 2354772 13.48 2325988 1850372 3868 03:09:01 12990908 15522412 3434060 20.91 90464 2615412 791684 4.53 969108 2197988 333372 Average: 12957461 14994227 3467507 21.11 82435 2138271 1324604 7.58 1316982 1900893 160692 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:02 lo 1.60 1.60 0.19 0.19 0.00 0.00 0.00 0.00 03:06:02 ens3 159.02 120.11 1810.60 37.99 0.00 0.00 0.00 0.00 03:07:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 03:07:01 ens3 385.27 310.68 2628.94 74.27 0.00 0.00 0.00 0.00 03:08:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 1815.31 1062.59 444.19 430.00 0.00 0.00 0.00 0.00 03:09:01 lo 2.95 2.95 0.27 0.27 0.00 0.00 0.00 0.00 03:09:01 ens3 429.73 295.60 771.01 1807.88 0.00 0.00 0.00 0.00 Average: lo 1.31 1.31 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 698.64 447.82 1408.60 589.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8684) 05/07/26 _x86_64_ (4 CPU) 03:04:41 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:02 all 18.91 0.00 1.77 3.17 0.05 76.10 03:06:02 0 24.54 0.00 2.26 5.95 0.07 67.18 03:06:02 1 27.93 0.00 1.97 1.89 0.08 68.12 03:06:02 2 8.45 0.00 0.87 2.32 0.03 88.32 03:06:02 3 14.73 0.00 1.97 2.51 0.05 80.74 03:07:01 all 25.32 0.00 1.59 0.37 0.09 72.63 03:07:01 0 27.87 0.00 1.34 0.44 0.10 70.24 03:07:01 1 27.48 0.00 1.57 0.56 0.05 70.34 03:07:01 2 21.80 0.00 1.53 0.25 0.08 76.33 03:07:01 3 24.11 0.00 1.94 0.22 0.09 73.64 03:08:01 all 36.38 0.00 4.91 0.08 0.07 58.56 03:08:01 0 24.93 0.00 2.86 0.08 0.05 72.08 03:08:01 1 32.59 0.00 7.61 0.07 0.07 59.67 03:08:01 2 29.47 0.00 5.46 0.07 0.07 64.93 03:08:01 3 58.52 0.00 3.75 0.10 0.08 37.55 03:09:01 all 32.96 0.00 2.07 0.27 0.07 64.62 03:09:01 0 28.11 0.00 2.13 0.25 0.07 69.44 03:09:01 1 35.75 0.00 2.23 0.54 0.07 61.42 03:09:01 2 32.01 0.00 1.99 0.03 0.07 65.90 03:09:01 3 36.02 0.00 1.93 0.25 0.08 61.71 Average: all 28.41 0.00 2.59 0.97 0.07 67.96 Average: 0 26.36 0.00 2.15 1.68 0.07 69.73 Average: 1 30.95 0.00 3.36 0.76 0.07 64.86 Average: 2 22.93 0.00 2.47 0.67 0.06 73.87 Average: 3 33.39 0.00 2.40 0.77 0.08 63.37