---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2738 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 8.9G 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 545 12710 0 2784 15169 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:d7:81:0d brd ff:ff:ff:ff:ff:ff inet 10.30.107.198/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86192sec preferred_lft 86192sec inet6 fe80::f816:3eff:fed7:810d/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-2738) 12/06/23 _x86_64_ (4 CPU) 11:54:42 LINUX RESTART (4 CPU) 11:55:01 tps rtps wtps bread/s bwrtn/s 11:56:01 129.08 46.61 82.47 2209.77 29885.82 11:57:01 159.55 13.31 146.23 576.87 40076.77 11:58:01 71.99 1.08 70.90 62.52 38374.27 Average: 120.21 20.33 99.87 949.70 36112.51 11:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:56:01 13968948 15569016 2456020 14.95 61672 1740020 799444 4.58 673192 1574472 175224 11:57:01 12293768 14448224 4131200 25.15 81116 2253604 2511088 14.37 1905576 1973424 209752 11:58:01 12998496 15517460 3426472 20.86 87060 2606604 791000 4.53 988676 2175920 27660 Average: 13087071 15178233 3337897 20.32 76616 2200076 1367177 7.82 1189148 1907939 137545 11:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:56:01 lo 1.60 1.60 0.17 0.17 0.00 0.00 0.00 0.00 11:56:01 ens3 381.77 236.93 1703.92 59.81 0.00 0.00 0.00 0.00 11:57:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 11:57:01 ens3 632.99 507.90 3587.71 135.37 0.00 0.00 0.00 0.00 11:58:01 lo 5.87 5.87 0.54 0.54 0.00 0.00 0.00 0.00 11:58:01 ens3 204.13 177.79 996.78 2308.99 0.00 0.00 0.00 0.00 Average: lo 2.64 2.64 0.25 0.25 0.00 0.00 0.00 0.00 Average: ens3 406.31 307.55 2096.22 834.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2738) 12/06/23 _x86_64_ (4 CPU) 11:54:42 LINUX RESTART (4 CPU) 11:55:01 CPU %user %nice %system %iowait %steal %idle 11:56:01 all 23.29 0.00 1.81 5.43 0.05 69.42 11:56:01 0 8.06 0.00 1.18 4.46 0.03 86.27 11:56:01 1 16.28 0.00 1.63 10.05 0.07 71.98 11:56:01 2 44.36 0.00 2.84 4.03 0.07 48.70 11:56:01 3 24.55 0.00 1.62 3.16 0.03 70.64 11:57:01 all 36.49 0.00 2.08 3.21 0.08 58.14 11:57:01 0 46.36 0.00 2.18 3.06 0.08 48.32 11:57:01 1 29.66 0.00 2.59 7.57 0.08 60.09 11:57:01 2 30.70 0.00 1.74 1.24 0.05 66.28 11:57:01 3 39.24 0.00 1.81 0.97 0.10 57.88 11:58:01 all 26.54 0.00 1.54 3.84 0.05 68.02 11:58:01 0 13.74 0.00 1.57 6.82 0.05 77.82 11:58:01 1 20.84 0.00 1.64 0.13 0.05 77.34 11:58:01 2 56.04 0.00 2.15 2.28 0.10 39.42 11:58:01 3 15.69 0.00 0.80 6.14 0.03 77.33 Average: all 28.77 0.00 1.81 4.16 0.06 65.20 Average: 0 22.70 0.00 1.64 4.78 0.06 70.82 Average: 1 22.24 0.00 1.95 5.93 0.07 69.81 Average: 2 43.68 0.00 2.24 2.52 0.07 51.49 Average: 3 26.48 0.00 1.41 3.43 0.06 68.62