---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5515 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / 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 488 5309 0 2177 7206 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:08:3a:b1 brd ff:ff:ff:ff:ff:ff inet 10.32.7.207/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe08:3ab1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5515) 02/09/26 _x86_64_ (4 CPU) 14:54:51 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:03 124.44 54.52 69.93 3588.27 17607.08 14:57:01 86.67 31.13 55.54 1746.32 9462.64 14:58:01 69.77 8.73 61.03 509.07 7426.53 14:59:01 25.71 1.70 24.01 78.64 4924.36 Average: 76.56 23.96 52.60 1478.41 9858.67 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:03 5893968 7359492 2273444 27.84 39496 1603744 730396 7.93 650412 1451632 123096 14:57:01 5559168 7265596 2608244 31.93 58200 1811516 824804 8.95 753836 1654456 101916 14:58:01 5399756 7334792 2767656 33.89 65684 2026488 734948 7.97 801288 1754124 117376 14:59:01 5442476 7384008 2724936 33.36 68080 2030104 668080 7.25 761280 1751380 9596 Average: 5573842 7335972 2593570 31.76 57865 1867963 739557 8.02 741704 1652898 87996 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:03 ens3 463.83 297.13 1471.04 70.29 0.00 0.00 0.00 0.00 14:56:03 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:57:01 ens3 99.47 86.30 519.75 20.67 0.00 0.00 0.00 0.00 14:57:01 lo 1.52 1.52 0.14 0.14 0.00 0.00 0.00 0.00 14:58:01 ens3 305.47 341.13 1499.33 57.29 0.00 0.00 0.00 0.00 14:58:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 14:59:01 ens3 57.35 63.40 29.00 599.87 0.00 0.00 0.00 0.00 14:59:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 232.64 197.91 882.77 188.44 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5515) 02/09/26 _x86_64_ (4 CPU) 14:54:51 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:03 all 22.40 0.00 1.90 3.55 0.80 71.35 14:56:03 0 35.80 0.00 2.10 6.14 1.07 54.88 14:56:03 1 30.72 0.00 2.24 0.85 1.00 65.19 14:56:03 2 8.68 0.00 1.64 5.18 0.62 83.88 14:56:03 3 14.36 0.00 1.62 2.04 0.53 81.44 14:57:01 all 26.26 0.00 1.78 2.01 1.06 68.88 14:57:01 0 27.76 0.00 1.99 0.17 1.09 68.99 14:57:01 1 15.38 0.00 1.01 1.30 0.74 81.56 14:57:01 2 26.24 0.00 2.44 4.70 1.19 65.43 14:57:01 3 35.73 0.00 1.73 1.88 1.23 59.44 14:58:01 all 40.98 0.00 2.09 0.76 2.26 53.90 14:58:01 0 59.14 0.00 2.08 0.70 2.51 35.57 14:58:01 1 35.14 0.00 1.92 0.26 1.82 60.85 14:58:01 2 34.22 0.00 2.36 0.83 2.33 60.26 14:58:01 3 35.44 0.00 2.03 1.26 2.41 58.86 14:59:01 all 21.14 0.00 1.13 0.58 0.66 76.48 14:59:01 0 15.13 0.00 1.07 0.03 0.43 83.33 14:59:01 1 37.15 0.00 1.58 0.15 1.08 60.03 14:59:01 2 2.08 0.00 0.63 1.45 0.25 95.58 14:59:01 3 30.21 0.00 1.23 0.70 0.88 66.98 Average: all 27.72 0.00 1.73 1.72 1.20 67.63 Average: 0 34.53 0.00 1.81 1.77 1.28 60.61 Average: 1 29.71 0.00 1.69 0.64 1.16 66.80 Average: 2 17.75 0.00 1.76 3.02 1.10 76.37 Average: 3 28.89 0.00 1.65 1.47 1.26 66.73