---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-24140 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 9.1G 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 554 12445 0 3040 15155 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:66:df:25 brd ff:ff:ff:ff:ff:ff inet 10.30.107.253/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86157sec preferred_lft 86157sec inet6 fe80::f816:3eff:fe66:df25/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-24140) 04/18/24 _x86_64_ (4 CPU) 13:07:14 LINUX RESTART (4 CPU) 13:08:01 tps rtps wtps bread/s bwrtn/s 13:09:01 117.55 31.01 86.54 1773.17 14682.09 13:10:01 144.92 7.43 137.49 208.73 25013.00 13:11:01 63.99 1.50 62.49 70.79 26488.92 Average: 108.82 13.31 95.51 684.20 22061.50 13:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:09:01 13762548 15465300 2662420 16.21 71944 1826080 919992 5.27 790620 1646820 91136 13:10:01 12449772 14779216 3975196 24.20 89004 2416816 1374512 7.87 1526216 2183756 135672 13:11:01 12737240 15512048 3687728 22.45 93900 2849980 807748 4.62 1083236 2328220 3888 Average: 12983187 15252188 3441781 20.95 84949 2364292 1034084 5.92 1133357 2052932 76899 13:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:09:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 13:09:01 ens3 105.28 96.47 517.98 43.28 0.00 0.00 0.00 0.00 13:10:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 13:10:01 ens3 609.90 514.73 7284.98 72.66 0.00 0.00 0.00 0.00 13:11:01 lo 18.66 18.66 1.69 1.69 0.00 0.00 0.00 0.00 13:11:01 ens3 275.74 281.87 746.31 2451.88 0.00 0.00 0.00 0.00 Average: lo 6.64 6.64 0.61 0.61 0.00 0.00 0.00 0.00 Average: ens3 330.32 297.70 2850.00 855.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-24140) 04/18/24 _x86_64_ (4 CPU) 13:07:14 LINUX RESTART (4 CPU) 13:08:01 CPU %user %nice %system %iowait %steal %idle 13:09:01 all 18.91 0.00 1.45 2.21 0.06 77.37 13:09:01 0 14.45 0.00 1.23 0.65 0.07 83.60 13:09:01 1 21.23 0.00 1.34 2.51 0.08 74.85 13:09:01 2 23.06 0.00 1.57 1.77 0.05 73.55 13:09:01 3 16.91 0.00 1.66 3.93 0.05 77.45 13:10:01 all 30.65 0.00 1.97 0.98 0.08 66.31 13:10:01 0 31.39 0.00 1.26 1.02 0.07 66.27 13:10:01 1 32.55 0.00 2.11 0.54 0.08 64.72 13:10:01 2 28.23 0.00 1.76 0.10 0.07 69.85 13:10:01 3 30.43 0.00 2.77 2.28 0.08 64.43 13:11:01 all 26.52 0.00 1.59 1.74 0.06 70.10 13:11:01 0 42.60 0.00 1.60 1.34 0.07 54.39 13:11:01 1 21.04 0.00 1.96 4.00 0.07 72.93 13:11:01 2 26.93 0.00 1.57 0.22 0.05 71.23 13:11:01 3 15.44 0.00 1.24 1.39 0.05 81.88 Average: all 25.35 0.00 1.67 1.65 0.07 71.27 Average: 0 29.47 0.00 1.37 1.00 0.07 68.10 Average: 1 24.94 0.00 1.80 2.35 0.08 70.83 Average: 2 26.07 0.00 1.63 0.70 0.06 71.54 Average: 3 20.92 0.00 1.89 2.54 0.06 74.60