---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-86 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 404 1333 0 2206 3276 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:bb:2a:ee brd ff:ff:ff:ff:ff:ff inet 10.32.6.91/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86199sec preferred_lft 86199sec inet6 fe80::f816:3eff:febb:2aee/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-86) 11/18/23 _x86_64_ (4 CPU) 07:04:48 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 93.47 42.13 51.34 1922.75 6544.78 07:07:01 113.53 37.17 76.36 2134.49 13405.00 07:08:01 36.19 2.25 33.94 84.25 6409.20 Average: 81.07 27.18 53.88 1380.54 8786.58 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 1818204 3409780 2220448 54.98 49860 1696888 558220 10.97 513780 1535644 155708 07:07:01 1377172 3354000 2661480 65.90 61784 2057084 600256 11.80 694664 1769808 118736 07:08:01 1336736 3328500 2701916 66.90 67144 2066120 616088 12.11 730544 1772076 33660 Average: 1510704 3364093 2527948 62.59 59596 1940031 591521 11.63 646329 1692509 102701 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 326.76 189.47 1261.76 51.76 0.00 0.00 0.00 0.00 07:06:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 07:07:01 ens3 287.80 310.13 1745.17 56.01 0.00 0.00 0.00 0.00 07:07:01 lo 1.70 1.70 0.16 0.16 0.00 0.00 0.00 0.00 07:08:01 ens3 63.09 69.82 53.64 608.53 0.00 0.00 0.00 0.00 07:08:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 225.89 189.81 1020.23 238.75 0.00 0.00 0.00 0.00 Average: lo 1.46 1.46 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-86) 11/18/23 _x86_64_ (4 CPU) 07:04:48 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 21.81 0.00 1.58 2.58 0.05 73.97 07:06:01 0 13.95 0.00 0.82 0.96 0.03 84.23 07:06:01 1 13.37 0.00 1.17 1.17 0.03 84.26 07:06:01 2 17.29 0.00 1.72 7.69 0.07 73.23 07:06:01 3 42.68 0.00 2.62 0.57 0.08 54.05 07:07:01 all 31.43 0.00 1.68 2.02 0.07 64.80 07:07:01 0 19.88 0.00 1.31 1.50 0.07 77.24 07:07:01 1 27.14 0.00 1.19 0.50 0.05 71.12 07:07:01 2 33.80 0.00 2.01 2.14 0.08 61.97 07:07:01 3 44.93 0.00 2.20 3.92 0.10 48.84 07:08:01 all 18.61 0.00 0.91 1.04 0.04 79.40 07:08:01 0 41.20 0.00 1.03 0.58 0.07 57.11 07:08:01 1 3.00 0.00 0.43 0.02 0.02 96.53 07:08:01 2 27.62 0.00 1.41 0.08 0.05 70.84 07:08:01 3 2.65 0.00 0.77 3.49 0.02 93.07 Average: all 23.95 0.00 1.39 1.88 0.05 72.72 Average: 0 24.97 0.00 1.06 1.01 0.06 72.91 Average: 1 14.50 0.00 0.93 0.56 0.03 83.97 Average: 2 26.24 0.00 1.71 3.31 0.07 68.68 Average: 3 30.10 0.00 1.86 2.66 0.07 65.31