---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7828 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 8.6G 11G 45% / 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 466 4242 0 3267 7213 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:dd:db:97 brd ff:ff:ff:ff:ff:ff inet 10.32.7.121/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fedd:db97/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7828) 08/08/26 _x86_64_ (4 CPU) 12:27:45 LINUX RESTART (4 CPU) 12:28:01 tps rtps wtps bread/s bwrtn/s 12:29:02 105.38 35.59 69.79 1248.06 5735.71 12:30:01 50.02 5.69 44.32 182.58 8907.62 12:31:01 116.98 32.72 84.26 1971.74 43923.36 12:32:01 22.60 0.57 22.03 67.46 4007.60 Average: 73.84 18.70 55.15 870.34 15672.65 12:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:02 5934000 7426604 2233412 27.35 41048 1627984 688716 7.47 588988 1473720 119488 12:30:01 5695020 7479752 2472392 30.27 57464 1888072 598448 6.49 524236 1746464 203636 12:31:01 4410456 7437764 3756956 46.00 64568 3103040 618392 6.71 651696 2861956 75412 12:32:01 4338456 7383012 3828956 46.88 67448 3117820 692932 7.52 723036 2863128 15876 Average: 5094483 7431783 3072929 37.62 57632 2434229 649622 7.05 621989 2236317 103603 12:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:02 ens3 401.50 230.63 1496.87 66.10 0.00 0.00 0.00 0.00 12:29:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:30:01 ens3 74.57 67.38 883.50 11.47 0.00 0.00 0.00 0.00 12:30:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 12:31:01 ens3 862.35 613.28 18299.92 84.45 0.00 0.00 0.00 0.00 12:31:01 lo 1.17 1.17 0.12 0.12 0.00 0.00 0.00 0.00 12:32:01 ens3 12.11 12.36 9.74 5.84 0.00 0.00 0.00 0.00 12:32:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 338.74 231.61 5190.82 42.09 0.00 0.00 0.00 0.00 Average: lo 0.88 0.88 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7828) 08/08/26 _x86_64_ (4 CPU) 12:27:45 LINUX RESTART (4 CPU) 12:28:01 CPU %user %nice %system %iowait %steal %idle 12:29:02 all 23.92 0.00 1.64 3.17 1.60 69.67 12:29:02 0 21.99 0.00 1.72 0.83 1.32 74.15 12:29:02 1 23.40 0.00 1.12 1.20 1.23 73.05 12:29:02 2 35.07 0.00 1.96 4.08 2.40 56.49 12:29:02 3 15.22 0.00 1.76 6.53 1.44 75.04 12:30:01 all 20.68 0.00 1.31 1.33 1.37 75.31 12:30:01 0 14.98 0.00 1.04 1.00 2.07 80.91 12:30:01 1 46.34 0.00 2.07 0.30 1.80 49.49 12:30:01 2 15.29 0.00 1.39 0.24 1.08 82.01 12:30:01 3 6.15 0.00 0.80 3.81 0.49 88.75 12:31:01 all 38.10 0.00 3.13 2.32 3.40 53.05 12:31:01 0 38.66 0.00 2.44 1.63 3.30 53.98 12:31:01 1 44.82 0.00 1.84 1.56 3.17 48.60 12:31:01 2 27.34 0.00 2.25 3.11 3.57 63.73 12:31:01 3 41.61 0.00 6.00 3.00 3.60 45.79 12:32:01 all 20.85 0.00 0.95 0.75 1.14 76.31 12:32:01 0 13.91 0.00 0.79 2.03 1.68 81.59 12:32:01 1 25.74 0.00 1.11 0.07 1.21 71.87 12:32:01 2 16.35 0.00 0.85 0.47 0.77 81.57 12:32:01 3 27.48 0.00 1.05 0.40 0.88 70.19 Average: all 25.91 0.00 1.76 1.89 1.88 68.56 Average: 0 22.38 0.00 1.50 1.37 2.09 72.66 Average: 1 35.03 0.00 1.53 0.79 1.85 60.80 Average: 2 23.56 0.00 1.61 1.98 1.96 70.88 Average: 3 22.68 0.00 2.41 3.44 1.61 69.87