---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8244 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 472 5353 0 2149 7224 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:86:33:c5 brd ff:ff:ff:ff:ff:ff inet 10.32.7.246/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86099sec preferred_lft 86099sec inet6 fe80::f816:3eff:fe86:33c5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8244) 11/05/25 _x86_64_ (4 CPU) 12:46:54 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 149.58 67.29 82.29 4299.82 39967.62 12:49:01 54.50 0.22 54.28 26.66 9211.86 12:50:01 94.28 37.78 56.51 2147.64 8171.84 12:51:01 21.28 1.23 20.05 62.39 4717.21 Average: 79.91 26.63 53.28 1634.06 15516.87 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6041652 7430704 2125768 26.03 36344 1533128 694020 7.53 570664 1394100 69484 12:49:01 5843840 7483476 2323580 28.45 55816 1748304 614684 6.67 521156 1608808 122388 12:50:01 5488396 7394600 2679024 32.80 62608 2002872 695732 7.55 737080 1737548 114504 12:51:01 5444856 7358640 2722564 33.33 64588 2008064 711236 7.72 780688 1736912 8848 Average: 5704686 7416855 2462734 30.15 54839 1823092 678918 7.37 652397 1619342 78806 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 214.66 143.46 1157.49 58.04 0.00 0.00 0.00 0.00 12:48:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 12:49:01 ens3 37.57 28.61 544.85 3.94 0.00 0.00 0.00 0.00 12:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:50:01 ens3 254.66 266.37 1412.95 55.58 0.00 0.00 0.00 0.00 12:50:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 12:51:01 ens3 50.66 62.62 26.39 607.73 0.00 0.00 0.00 0.00 12:51:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 139.38 125.26 785.41 181.31 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8244) 11/05/25 _x86_64_ (4 CPU) 12:46:54 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 20.48 0.00 2.62 5.92 3.66 67.32 12:48:01 0 20.38 0.00 1.70 7.74 2.55 67.64 12:48:01 1 7.75 0.00 1.29 3.36 2.97 84.63 12:48:01 2 26.06 0.00 3.17 8.95 5.31 56.51 12:48:01 3 27.63 0.00 4.32 3.62 3.80 60.63 12:49:01 all 19.27 0.00 1.22 2.63 2.36 74.53 12:49:01 0 2.37 0.00 0.22 0.02 0.70 96.70 12:49:01 1 10.69 0.00 0.89 0.89 3.23 84.29 12:49:01 2 14.11 0.00 1.06 8.70 2.62 73.51 12:49:01 3 50.03 0.00 2.74 0.86 2.85 43.51 12:50:01 all 35.57 0.00 1.97 2.46 5.70 54.30 12:50:01 0 25.72 0.00 1.15 1.26 5.49 66.38 12:50:01 1 32.60 0.00 1.57 2.34 5.20 58.29 12:50:01 2 36.86 0.00 2.38 2.82 6.11 51.83 12:50:01 3 47.27 0.00 2.76 3.44 6.02 40.51 12:51:01 all 20.81 0.00 0.98 0.64 1.23 76.34 12:51:01 0 1.60 0.00 0.30 0.05 1.50 96.56 12:51:01 1 46.25 0.00 1.78 0.48 1.65 49.83 12:51:01 2 29.06 0.00 1.28 1.95 1.10 66.61 12:51:01 3 6.66 0.00 0.56 0.10 0.63 92.04 Average: all 24.05 0.00 1.70 2.92 3.24 68.08 Average: 0 12.58 0.00 0.84 2.26 2.57 81.74 Average: 1 24.20 0.00 1.38 1.77 3.27 69.37 Average: 2 26.51 0.00 1.98 5.63 3.80 62.07 Average: 3 32.94 0.00 2.60 2.01 3.33 59.11