---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2027 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 676K 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 619 12684 0 2736 15096 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:43:66:08 brd ff:ff:ff:ff:ff:ff inet 10.30.106.59/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86107sec preferred_lft 86107sec inet6 fe80::f816:3eff:fe43:6608/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2027) 10/02/25 _x86_64_ (4 CPU) 03:04:27 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 141.28 10.96 130.31 288.09 39925.08 03:07:01 79.85 4.40 75.45 124.25 9440.56 03:08:01 23.10 5.75 17.35 414.46 1793.70 03:09:01 49.91 1.58 48.33 83.59 19499.82 Average: 73.53 5.67 67.86 227.60 17664.79 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13874632 15552756 2550336 15.53 72144 1800156 787476 4.51 675332 1649652 96284 03:07:01 12830548 14689220 3594420 21.88 82584 1962372 1631432 9.34 1561636 1789124 10716 03:08:01 12135716 14109964 4289252 26.11 85456 2071244 2178564 12.47 2202116 1834528 64336 03:09:01 12992184 15459572 3432784 20.90 89556 2553920 827448 4.74 1033348 2137888 25316 Average: 12958270 14952878 3466698 21.11 82435 2096923 1356230 7.76 1368108 1852798 49163 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 lo 0.87 0.87 0.11 0.11 0.00 0.00 0.00 0.00 03:06:01 ens3 140.71 108.95 1150.24 29.31 0.00 0.00 0.00 0.00 03:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:07:01 ens3 300.25 242.33 2360.58 48.07 0.00 0.00 0.00 0.00 03:08:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 2288.17 1509.35 1002.06 586.36 0.00 0.00 0.00 0.00 03:09:01 lo 3.22 3.22 0.30 0.30 0.00 0.00 0.00 0.00 03:09:01 ens3 206.63 206.57 516.38 1771.06 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 733.94 516.80 1257.32 608.70 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2027) 10/02/25 _x86_64_ (4 CPU) 03:04:27 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 14.63 0.00 1.17 3.23 0.05 80.91 03:06:01 0 9.55 0.00 0.85 3.53 0.05 86.02 03:06:01 1 22.72 0.00 1.81 1.96 0.05 73.46 03:06:01 2 14.89 0.00 1.35 1.95 0.05 81.76 03:06:01 3 11.36 0.00 0.70 5.49 0.07 82.38 03:07:01 all 31.26 0.00 1.17 0.47 0.08 67.02 03:07:01 0 19.99 0.00 1.45 0.33 0.07 78.15 03:07:01 1 21.47 0.00 1.14 0.25 0.07 77.07 03:07:01 2 48.51 0.00 1.00 0.10 0.08 50.30 03:07:01 3 35.05 0.00 1.09 1.19 0.07 62.61 03:08:01 all 39.69 0.00 6.03 0.06 0.07 54.14 03:08:01 0 34.29 0.00 3.41 0.07 0.08 62.14 03:08:01 1 38.43 0.00 5.35 0.12 0.07 56.04 03:08:01 2 43.42 0.00 5.46 0.03 0.07 51.01 03:08:01 3 42.63 0.00 9.90 0.05 0.07 47.35 03:09:01 all 30.26 0.00 2.13 1.07 0.05 66.49 03:09:01 0 27.62 0.00 2.25 0.03 0.05 70.05 03:09:01 1 32.74 0.00 2.54 0.58 0.07 64.07 03:09:01 2 41.18 0.00 2.46 0.10 0.07 56.19 03:09:01 3 19.46 0.00 1.24 3.56 0.07 75.68 Average: all 28.96 0.00 2.63 1.21 0.06 67.14 Average: 0 22.86 0.00 1.99 0.99 0.06 74.09 Average: 1 28.85 0.00 2.71 0.73 0.06 67.65 Average: 2 36.99 0.00 2.57 0.55 0.07 59.83 Average: 3 27.14 0.00 3.24 2.57 0.07 66.99