---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2358 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 7.6G 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 444 5386 0 2145 7252 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:bd:c1:ab brd ff:ff:ff:ff:ff:ff inet 10.32.6.127/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86146sec preferred_lft 86146sec inet6 fe80::f816:3eff:febd:c1ab/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-2358) 01/03/26 _x86_64_ (4 CPU) 10:25:45 LINUX RESTART (4 CPU) 10:26:01 tps rtps wtps bread/s bwrtn/s 10:27:01 103.42 33.21 70.20 1119.68 5843.18 10:28:01 70.19 12.33 57.86 243.25 11278.51 10:29:01 58.11 6.46 51.65 459.98 8297.23 Average: 77.24 17.33 59.91 607.61 8473.12 10:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:27:01 5877584 7388520 2289836 28.04 41452 1645052 740668 8.04 630888 1484852 135588 10:28:01 5422084 7179880 2745336 33.61 59660 1859608 927796 10.07 839272 1700764 98256 10:29:01 5534952 7440644 2632468 32.23 64568 1998972 673716 7.31 635772 1786904 26456 Average: 5611540 7336348 2555880 31.29 55227 1834544 780727 8.47 701977 1657507 86767 10:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:27:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 10:27:01 ens3 412.38 218.98 1449.40 65.33 0.00 0.00 0.00 0.00 10:28:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 10:28:01 ens3 194.32 168.33 1901.80 29.72 0.00 0.00 0.00 0.00 10:29:01 lo 0.70 0.70 0.07 0.07 0.00 0.00 0.00 0.00 10:29:01 ens3 239.12 242.94 1013.53 45.89 0.00 0.00 0.00 0.00 Average: lo 0.92 0.92 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 281.93 210.08 1454.91 46.98 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2358) 01/03/26 _x86_64_ (4 CPU) 10:25:45 LINUX RESTART (4 CPU) 10:26:01 CPU %user %nice %system %iowait %steal %idle 10:27:01 all 24.11 0.00 1.79 3.00 1.15 69.94 10:27:01 0 7.49 0.00 1.25 5.43 0.98 84.86 10:27:01 1 43.31 0.00 2.60 5.06 1.49 47.54 10:27:01 2 26.20 0.00 1.70 0.55 1.30 70.25 10:27:01 3 19.54 0.00 1.64 0.94 0.87 77.02 10:28:01 all 30.71 0.00 1.80 1.42 1.63 64.45 10:28:01 0 26.01 0.00 1.23 1.06 1.94 69.76 10:28:01 1 25.28 0.00 1.74 3.56 1.22 68.20 10:28:01 2 50.84 0.00 2.74 0.30 1.85 44.27 10:28:01 3 20.78 0.00 1.48 0.75 1.46 75.53 10:29:01 all 33.31 0.00 1.89 0.89 2.07 61.83 10:29:01 0 29.02 0.00 1.78 0.37 1.88 66.95 10:29:01 1 34.99 0.00 1.80 1.63 2.11 59.47 10:29:01 2 29.91 0.00 1.30 0.12 2.03 66.65 10:29:01 3 39.33 0.00 2.70 1.47 2.27 54.24 Average: all 29.38 0.00 1.83 1.77 1.62 65.40 Average: 0 20.83 0.00 1.42 2.29 1.60 73.86 Average: 1 34.53 0.00 2.05 3.41 1.61 58.41 Average: 2 35.64 0.00 1.91 0.32 1.73 60.40 Average: 3 26.55 0.00 1.94 1.05 1.53 68.93