---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11139 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 8.4G 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 616 13144 0 2278 15109 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:5b:00:81 brd ff:ff:ff:ff:ff:ff inet 10.30.107.76/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fe5b:81/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11139) 11/08/25 _x86_64_ (4 CPU) 04:48:22 LINUX RESTART (4 CPU) 04:49:02 tps rtps wtps bread/s bwrtn/s 04:50:01 168.70 17.59 151.11 696.42 39823.08 04:51:01 45.38 0.25 45.13 8.13 28477.79 04:52:01 29.95 24.80 5.15 1805.83 3903.48 04:53:01 31.56 3.63 27.92 164.88 3691.57 Average: 68.48 11.54 56.93 668.68 18886.12 04:49:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:01 12886024 14647024 3538944 21.55 72964 1879376 1774144 10.15 1598540 1705620 81820 04:51:01 12281544 14057280 4143424 25.23 74128 1892048 2187920 12.52 2199100 1706068 3156 04:52:01 12890028 14868868 3534940 21.52 74548 2092588 1373144 7.86 1427004 1867648 47256 04:53:01 13441112 15450016 2983856 18.17 77648 2118724 854308 4.89 899792 1845148 25672 Average: 12874677 14755797 3550291 21.62 74822 1995684 1547379 8.86 1531109 1781121 39476 04:49:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:01 ens3 224.74 172.53 2201.89 34.60 0.00 0.00 0.00 0.00 04:50:01 lo 0.61 0.61 0.07 0.07 0.00 0.00 0.00 0.00 04:51:01 ens3 30.66 20.86 67.45 5.25 0.00 0.00 0.00 0.00 04:51:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 04:52:01 ens3 314.45 181.30 2427.72 51.05 0.00 0.00 0.00 0.00 04:52:01 lo 0.40 0.40 0.06 0.06 0.00 0.00 0.00 0.00 04:53:01 ens3 429.02 242.14 296.43 110.39 0.00 0.00 0.00 0.00 04:53:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 249.83 154.14 1244.35 50.39 0.00 0.00 0.00 0.00 Average: lo 0.57 0.57 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11139) 11/08/25 _x86_64_ (4 CPU) 04:48:22 LINUX RESTART (4 CPU) 04:49:02 CPU %user %nice %system %iowait %steal %idle 04:50:01 all 34.57 0.00 1.86 2.26 0.09 61.22 04:50:01 0 46.34 0.00 1.97 1.29 0.08 50.31 04:50:01 1 36.63 0.00 2.31 0.99 0.09 59.98 04:50:01 2 21.09 0.00 0.90 0.08 0.05 77.87 04:50:01 3 34.25 0.00 2.26 6.69 0.10 56.70 04:51:01 all 39.85 0.00 0.73 0.60 0.07 58.74 04:51:01 0 75.10 0.00 0.75 0.37 0.08 23.70 04:51:01 1 24.60 0.00 0.65 0.00 0.07 74.69 04:51:01 2 31.59 0.00 0.65 1.50 0.07 66.19 04:51:01 3 28.14 0.00 0.87 0.55 0.08 70.36 04:52:01 all 39.11 0.00 0.95 0.31 0.07 59.56 04:52:01 0 49.97 0.00 1.12 0.32 0.07 48.52 04:52:01 1 43.28 0.00 1.17 0.57 0.08 54.91 04:52:01 2 38.15 0.00 0.70 0.22 0.07 60.87 04:52:01 3 24.98 0.00 0.82 0.12 0.05 74.03 04:53:01 all 39.68 0.00 1.37 0.30 0.06 58.60 04:53:01 0 39.97 0.00 1.20 0.67 0.07 58.10 04:53:01 1 36.35 0.00 1.45 0.12 0.07 62.02 04:53:01 2 39.80 0.00 0.95 0.07 0.07 59.11 04:53:01 3 42.58 0.00 1.84 0.35 0.07 55.16 Average: all 38.32 0.00 1.22 0.86 0.07 59.52 Average: 0 52.87 0.00 1.26 0.66 0.08 45.14 Average: 1 35.21 0.00 1.39 0.41 0.08 62.91 Average: 2 32.71 0.00 0.80 0.47 0.06 65.96 Average: 3 32.48 0.00 1.44 1.91 0.08 64.09