---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3810 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 9.4G 68G 13% / 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 660 11995 0 3384 15049 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:dc:e2:7c brd ff:ff:ff:ff:ff:ff inet 10.30.106.105/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86044sec preferred_lft 86044sec inet6 fe80::f816:3eff:fedc:e27c/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-3810) 04/04/26 _x86_64_ (4 CPU) 21:54:39 LINUX RESTART (4 CPU) 21:55:01 tps rtps wtps bread/s bwrtn/s 21:56:01 207.83 28.46 179.37 930.24 58761.01 21:57:01 788.44 16.88 771.55 1257.52 42429.06 21:58:01 8.43 0.00 8.43 0.00 1442.03 21:59:01 2.40 0.00 2.40 0.00 257.69 22:00:01 41.23 4.02 37.21 121.58 4909.45 Average: 209.67 9.87 199.79 461.87 21559.85 21:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:56:01 13304468 15199696 3120500 19.00 72116 2013200 1269896 7.27 1038128 1844008 211288 21:57:01 11622804 14546968 4802164 29.24 138496 2872440 2007864 11.49 1803100 2623780 24524 21:58:01 10080608 13024612 6344360 38.63 139056 2889124 3570496 20.43 3307808 2638576 4872 21:59:01 9776112 12721548 6648856 40.48 139104 2890748 3892060 22.27 3604416 2640200 188 22:00:01 12228160 15347640 4196808 25.55 141472 3053524 938984 5.37 1075368 2747148 118260 Average: 11402430 14168093 5022538 30.58 126049 2743807 2335860 13.37 2165764 2498742 71826 21:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:56:01 ens3 224.71 167.26 3338.89 29.67 0.00 0.00 0.00 0.00 21:56:01 lo 1.73 1.73 0.20 0.20 0.00 0.00 0.00 0.00 21:57:01 ens3 423.83 350.52 5222.04 42.30 0.00 0.00 0.00 0.00 21:57:01 lo 3.87 3.87 0.35 0.35 0.00 0.00 0.00 0.00 21:58:01 ens3 0.50 0.17 0.94 0.01 0.00 0.00 0.00 0.00 21:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:59:01 ens3 0.35 0.22 0.07 0.23 0.00 0.00 0.00 0.00 21:59:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 22:00:01 ens3 286.84 213.38 687.75 98.00 0.00 0.00 0.00 0.00 22:00:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 187.25 146.31 1849.94 34.04 0.00 0.00 0.00 0.00 Average: lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3810) 04/04/26 _x86_64_ (4 CPU) 21:54:39 LINUX RESTART (4 CPU) 21:55:01 CPU %user %nice %system %iowait %steal %idle 21:56:01 all 25.05 0.00 1.86 2.81 0.06 70.21 21:56:01 0 33.76 0.00 2.27 1.99 0.07 61.92 21:56:01 1 27.77 0.00 1.81 7.71 0.07 62.64 21:56:01 2 18.36 0.00 1.29 0.72 0.05 79.57 21:56:01 3 20.31 0.00 2.02 0.84 0.08 76.75 21:57:01 all 29.12 0.00 4.57 2.17 0.09 64.05 21:57:01 0 21.68 0.00 3.85 2.24 0.08 72.15 21:57:01 1 37.25 0.00 4.76 1.60 0.08 56.30 21:57:01 2 29.48 0.00 5.83 4.32 0.10 60.27 21:57:01 3 28.07 0.00 3.85 0.54 0.08 67.46 21:58:01 all 37.43 0.00 0.84 0.04 0.08 61.62 21:58:01 0 27.23 0.00 0.52 0.00 0.07 72.19 21:58:01 1 41.82 0.00 0.92 0.03 0.07 57.16 21:58:01 2 51.70 0.00 0.84 0.07 0.08 47.32 21:58:01 3 28.99 0.00 1.06 0.05 0.07 69.84 21:59:01 all 42.50 0.00 0.49 0.01 0.09 56.91 21:59:01 0 47.79 0.00 0.40 0.00 0.08 51.73 21:59:01 1 39.65 0.00 0.40 0.05 0.10 59.80 21:59:01 2 45.41 0.00 0.53 0.00 0.10 53.95 21:59:01 3 37.17 0.00 0.60 0.00 0.08 62.15 22:00:01 all 25.53 0.00 1.07 0.15 0.06 73.19 22:00:01 0 32.72 0.00 1.07 0.02 0.07 66.13 22:00:01 1 22.56 0.00 0.90 0.37 0.07 76.11 22:00:01 2 28.81 0.00 1.25 0.18 0.07 69.69 22:00:01 3 18.05 0.00 1.08 0.00 0.07 80.80 Average: all 31.93 0.00 1.76 1.04 0.08 65.20 Average: 0 32.64 0.00 1.62 0.85 0.07 64.82 Average: 1 33.81 0.00 1.75 1.95 0.08 62.41 Average: 2 34.76 0.00 1.95 1.06 0.08 62.15 Average: 3 26.51 0.00 1.72 0.28 0.08 71.40