---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10005 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 504 5131 0 2339 7187 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:28:02:31 brd ff:ff:ff:ff:ff:ff inet 10.32.6.174/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86064sec preferred_lft 86064sec inet6 fe80::f816:3eff:fe28:231/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10005) 09/05/26 _x86_64_ (4 CPU) 07:04:52 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 134.81 54.74 80.07 3590.73 39608.75 07:07:01 54.96 0.17 54.79 21.15 9821.52 07:08:01 76.04 30.89 45.15 1719.69 9680.91 07:09:01 33.78 10.38 23.40 648.67 8687.73 07:10:01 21.94 0.23 21.71 22.26 1626.25 Average: 64.34 19.35 44.99 1204.40 13897.83 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 6052104 7426068 2115316 25.90 35056 1520132 679860 7.38 574628 1382784 62244 07:07:01 5791564 7393992 2375856 29.09 51956 1720192 699824 7.59 612712 1581496 64304 07:08:01 5417096 7286568 2750324 33.67 63836 1962864 788040 8.55 765972 1776360 39600 07:09:01 5287112 7390164 2880308 35.27 66972 2188808 666332 7.23 763124 1901084 25984 07:10:01 5279256 7385004 2888164 35.36 68788 2189272 683104 7.41 779752 1891136 9228 Average: 5565426 7376359 2601994 31.86 57322 1916254 703432 7.63 699238 1706572 40272 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:02 ens3 260.34 128.13 1070.18 55.44 0.00 0.00 0.00 0.00 07:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:07:01 ens3 33.33 25.40 790.80 4.07 0.00 0.00 0.00 0.00 07:08:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 93.69 84.79 954.67 22.83 0.00 0.00 0.00 0.00 07:09:01 lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 07:09:01 ens3 125.43 123.40 1399.68 681.37 0.00 0.00 0.00 0.00 07:10:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 07:10:01 ens3 12.74 12.34 9.25 6.03 0.00 0.00 0.00 0.00 Average: lo 0.97 0.97 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 105.34 74.97 845.02 154.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10005) 09/05/26 _x86_64_ (4 CPU) 07:04:52 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 19.52 0.00 2.80 5.40 6.25 66.04 07:06:02 0 10.45 0.00 1.46 3.40 5.09 79.60 07:06:02 1 33.58 0.00 4.67 8.13 7.18 46.43 07:06:02 2 11.56 0.00 3.52 5.89 7.45 71.58 07:06:02 3 22.61 0.00 1.52 4.18 5.26 66.43 07:07:01 all 17.51 0.00 1.20 2.44 3.29 75.56 07:07:01 0 56.69 0.00 2.76 1.31 5.90 33.34 07:07:01 1 7.05 0.00 0.62 0.75 3.06 88.53 07:07:01 2 0.87 0.00 1.09 7.70 2.12 88.22 07:07:01 3 5.70 0.00 0.37 0.02 2.08 91.84 07:08:01 all 23.95 0.00 1.89 2.10 8.28 63.77 07:08:01 0 42.61 0.00 2.87 1.29 9.79 43.44 07:08:01 1 12.51 0.00 1.44 3.63 6.25 76.18 07:08:01 2 17.73 0.00 1.63 2.29 8.54 69.81 07:08:01 3 23.01 0.00 1.57 1.20 8.56 65.66 07:09:01 all 27.93 0.00 1.70 1.33 6.65 62.39 07:09:01 0 36.28 0.00 1.62 1.34 6.52 54.24 07:09:01 1 19.23 0.00 1.45 1.31 5.69 72.32 07:09:01 2 20.53 0.00 1.32 0.54 6.51 71.11 07:09:01 3 35.62 0.00 2.44 2.13 7.88 51.92 07:10:01 all 18.90 0.00 0.95 1.06 2.95 76.14 07:10:01 0 3.27 0.00 0.58 0.08 1.34 94.73 07:10:01 1 29.03 0.00 1.12 0.31 3.71 65.83 07:10:01 2 8.75 0.00 0.69 1.73 3.16 85.67 07:10:01 3 34.54 0.00 1.40 2.10 3.58 58.38 Average: all 21.60 0.00 1.71 2.47 5.51 68.71 Average: 0 29.80 0.00 1.86 1.49 5.75 61.10 Average: 1 20.30 0.00 1.86 2.84 5.19 69.81 Average: 2 11.97 0.00 1.66 3.61 5.59 77.18 Average: 3 24.39 0.00 1.47 1.93 5.51 66.70