---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-249 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / 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 549 13179 0 2311 15162 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:cd:50:43 brd ff:ff:ff:ff:ff:ff inet 10.30.107.34/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86156sec preferred_lft 86156sec inet6 fe80::f816:3eff:fecd:5043/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-249) 11/29/23 _x86_64_ (4 CPU) 03:03:23 LINUX RESTART (4 CPU) 03:04:01 tps rtps wtps bread/s bwrtn/s 03:05:01 82.55 21.11 61.44 1232.86 24750.67 03:06:01 125.62 20.69 104.93 615.13 34504.90 03:07:01 106.22 10.48 95.73 386.07 25033.56 Average: 104.80 17.43 87.37 744.68 28096.73 03:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 13976428 15551956 2448540 14.91 57000 1721164 818224 4.68 720868 1520232 179328 03:06:01 13369356 15225616 3055612 18.60 75784 1966608 1201152 6.87 1058128 1754956 151328 03:07:01 13477628 15502924 2947340 17.94 98868 2099120 799208 4.57 827236 1852168 67548 Average: 13607804 15426832 2817164 17.15 77217 1928964 939528 5.38 868744 1709119 132735 03:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 ens3 45.28 30.34 736.09 5.29 0.00 0.00 0.00 0.00 03:05:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 03:06:01 ens3 145.65 117.94 1499.31 38.91 0.00 0.00 0.00 0.00 03:06:01 lo 2.20 2.20 0.23 0.23 0.00 0.00 0.00 0.00 03:07:01 ens3 49.56 30.88 134.66 13.19 0.00 0.00 0.00 0.00 03:07:01 lo 1.13 1.13 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 80.17 59.73 790.06 19.13 0.00 0.00 0.00 0.00 Average: lo 1.38 1.38 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-249) 11/29/23 _x86_64_ (4 CPU) 03:03:23 LINUX RESTART (4 CPU) 03:04:01 CPU %user %nice %system %iowait %steal %idle 03:05:01 all 13.07 0.00 0.97 13.45 0.05 72.46 03:05:01 0 12.02 0.00 1.16 43.43 0.07 43.33 03:05:01 1 19.00 0.00 1.22 3.57 0.05 76.16 03:05:01 2 11.13 0.00 0.68 2.32 0.03 85.84 03:05:01 3 10.15 0.00 0.82 4.74 0.03 84.26 03:06:01 all 26.42 0.00 1.84 4.74 0.07 66.94 03:06:01 0 9.83 0.00 1.20 13.44 0.05 75.47 03:06:01 1 37.60 0.00 1.87 1.85 0.08 58.60 03:06:01 2 23.74 0.00 1.82 0.69 0.07 73.68 03:06:01 3 34.42 0.00 2.47 3.00 0.08 60.03 03:07:01 all 29.50 0.00 2.74 3.66 0.06 64.04 03:07:01 0 34.66 0.00 2.66 7.12 0.08 55.49 03:07:01 1 30.20 0.00 2.95 1.67 0.07 65.12 03:07:01 2 25.12 0.00 2.42 0.80 0.05 71.61 03:07:01 3 28.03 0.00 2.91 5.04 0.05 63.97 Average: all 22.99 0.00 1.85 7.29 0.06 67.81 Average: 0 18.85 0.00 1.67 21.31 0.07 58.11 Average: 1 28.94 0.00 2.01 2.36 0.07 66.62 Average: 2 19.97 0.00 1.64 1.27 0.05 77.07 Average: 3 24.21 0.00 2.07 4.26 0.06 69.41