---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7045 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 680K 1.6G 1% /run /dev/vda1 78G 8.7G 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 563 12958 0 2518 15148 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:10:2a:7b brd ff:ff:ff:ff:ff:ff inet 10.30.107.168/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fe10:2a7b/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-7045) 07/08/26 _x86_64_ (4 CPU) 13:32:47 LINUX RESTART (4 CPU) 13:33:01 tps rtps wtps bread/s bwrtn/s 13:34:01 327.16 19.36 307.80 710.28 61623.46 13:35:01 147.46 29.36 118.10 1439.36 17573.20 13:36:02 49.79 4.38 45.41 403.67 5843.56 13:37:01 27.60 0.95 26.65 79.02 5064.32 Average: 138.46 13.57 124.89 660.48 22598.45 13:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:34:01 13920460 15529536 2504508 15.25 66284 1742624 798176 4.57 693308 1594024 199360 13:35:01 13186628 15209208 3238340 19.72 93792 2104520 1184816 6.78 1067972 1901020 64396 13:36:02 12447132 14566288 3977836 24.22 96760 2195944 1710740 9.79 1740036 1964608 6520 13:37:01 13264768 15505112 3160200 19.24 100040 2313232 792136 4.53 884552 2005228 26440 Average: 13204747 15202536 3220221 19.61 89219 2089080 1121467 6.42 1096467 1866220 74179 13:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:34:01 ens3 154.32 104.62 1383.72 31.93 0.00 0.00 0.00 0.00 13:34:01 lo 1.27 1.27 0.15 0.15 0.00 0.00 0.00 0.00 13:35:01 ens3 209.95 150.94 1561.80 33.47 0.00 0.00 0.00 0.00 13:35:01 lo 1.87 1.87 0.20 0.20 0.00 0.00 0.00 0.00 13:36:02 ens3 479.00 330.44 1298.83 129.27 0.00 0.00 0.00 0.00 13:36:02 lo 6.05 6.05 0.31 0.31 0.00 0.00 0.00 0.00 13:37:01 ens3 167.60 118.82 72.27 944.54 0.00 0.00 0.00 0.00 13:37:01 lo 0.88 0.88 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 253.07 176.44 1083.33 282.07 0.00 0.00 0.00 0.00 Average: lo 2.52 2.52 0.19 0.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7045) 07/08/26 _x86_64_ (4 CPU) 13:32:47 LINUX RESTART (4 CPU) 13:33:01 CPU %user %nice %system %iowait %steal %idle 13:34:01 all 18.11 0.00 1.42 6.86 0.06 73.54 13:34:01 0 26.64 0.00 1.38 0.80 0.07 71.11 13:34:01 1 16.40 0.00 1.07 2.04 0.07 80.42 13:34:01 2 26.26 0.00 2.59 10.07 0.08 61.00 13:34:01 3 3.11 0.00 0.64 14.57 0.05 81.63 13:35:01 all 22.60 0.00 1.71 10.99 0.06 64.64 13:35:01 0 27.62 0.00 1.74 3.94 0.07 66.64 13:35:01 1 23.27 0.00 1.57 8.15 0.07 66.94 13:35:01 2 17.69 0.00 1.27 1.95 0.05 79.04 13:35:01 3 21.84 0.00 2.24 29.96 0.07 45.89 13:36:02 all 30.37 0.00 1.42 23.88 0.08 44.26 13:36:02 0 31.04 0.00 1.87 16.92 0.08 50.08 13:36:02 1 30.59 0.00 1.67 8.83 0.08 58.83 13:36:02 2 31.56 0.00 0.99 24.33 0.07 43.06 13:36:02 3 28.25 0.00 1.15 45.43 0.07 25.10 13:37:01 all 22.26 0.00 1.80 5.73 0.06 70.15 13:37:01 0 18.78 0.00 1.45 0.09 0.05 79.64 13:37:01 1 27.52 0.00 2.63 1.39 0.05 68.41 13:37:01 2 35.00 0.00 1.55 11.93 0.07 51.46 13:37:01 3 7.75 0.00 1.61 9.50 0.03 81.10 Average: all 23.34 0.00 1.59 11.89 0.06 63.12 Average: 0 26.05 0.00 1.61 5.46 0.07 66.81 Average: 1 24.43 0.00 1.73 5.11 0.07 68.65 Average: 2 27.59 0.00 1.60 12.07 0.07 58.67 Average: 3 15.27 0.00 1.41 24.92 0.05 58.35