---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2916 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 7.7G 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 466 5251 0 2257 7226 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:c6:13:b8 brd ff:ff:ff:ff:ff:ff inet 10.32.7.23/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fec6:13b8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2916) 06/08/26 _x86_64_ (4 CPU) 14:54:56 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 168.72 83.27 85.45 4909.85 40833.08 14:57:01 72.58 15.29 57.29 959.12 10477.16 14:58:01 96.27 23.58 72.69 1248.59 9226.33 14:59:01 28.85 3.40 25.45 131.04 5137.28 Average: 91.60 31.38 60.22 1812.08 16417.97 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5991048 7418660 2176372 26.65 37036 1570488 696704 7.56 583364 1432084 87756 14:57:01 5731296 7483876 2436124 29.83 58320 1855848 800832 8.69 527164 1709336 156152 14:58:01 5428908 7436304 2738512 33.53 66092 2094752 663736 7.20 699072 1823428 107136 14:59:01 5362940 7384020 2804480 34.34 69064 2106020 695344 7.54 762700 1827496 8600 Average: 5628548 7430715 2538872 31.09 57628 1906777 714154 7.75 643075 1698086 89911 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 496.70 300.37 1569.12 70.95 0.00 0.00 0.00 0.00 14:56:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 14:57:01 ens3 66.58 51.84 549.61 11.85 0.00 0.00 0.00 0.00 14:57:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 14:58:01 ens3 348.48 387.10 1589.24 67.69 0.00 0.00 0.00 0.00 14:58:01 lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 14:59:01 ens3 55.81 63.94 27.94 605.29 0.00 0.00 0.00 0.00 14:59:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 241.88 200.80 933.94 188.93 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 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-2916) 06/08/26 _x86_64_ (4 CPU) 14:54:56 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 22.01 0.00 2.74 5.36 1.60 68.29 14:56:01 0 13.45 0.00 1.80 4.34 1.36 79.05 14:56:01 1 34.86 0.00 2.30 3.33 1.60 57.91 14:56:01 2 14.99 0.00 4.54 5.31 1.80 73.37 14:56:01 3 24.80 0.00 2.32 8.46 1.65 62.78 14:57:01 all 21.60 0.00 1.33 1.75 1.27 74.05 14:57:01 0 4.08 0.00 0.21 0.46 1.16 94.09 14:57:01 1 26.51 0.00 1.70 1.16 1.16 69.46 14:57:01 2 9.49 0.00 0.52 4.38 0.77 84.85 14:57:01 3 46.42 0.00 2.86 1.01 2.01 47.70 14:58:01 all 45.26 0.00 2.46 1.91 3.58 46.80 14:58:01 0 31.44 0.00 2.02 2.04 3.38 61.11 14:58:01 1 51.54 0.00 2.69 1.20 3.92 40.65 14:58:01 2 54.68 0.00 2.66 1.35 3.55 37.76 14:58:01 3 43.39 0.00 2.50 3.05 3.46 47.60 14:59:01 all 20.97 0.00 0.87 0.84 0.96 76.35 14:59:01 0 29.88 0.00 1.03 0.76 1.34 67.00 14:59:01 1 28.13 0.00 1.11 0.32 1.11 69.32 14:59:01 2 2.68 0.00 0.58 1.92 0.32 94.50 14:59:01 3 23.12 0.00 0.75 0.35 1.08 74.71 Average: all 27.47 0.00 1.85 2.46 1.86 66.37 Average: 0 19.71 0.00 1.26 1.90 1.81 75.32 Average: 1 35.27 0.00 1.95 1.50 1.95 59.33 Average: 2 20.48 0.00 2.08 3.24 1.61 72.59 Average: 3 34.44 0.00 2.11 3.21 2.05 58.18