---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2609 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: 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 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 466 5358 0 2150 7231 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:77:3b:7c brd ff:ff:ff:ff:ff:ff inet 10.32.6.241/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fe77:3b7c/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-2609) 01/06/26 _x86_64_ (4 CPU) 14:54:46 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 100.75 33.79 66.96 1127.09 5558.15 14:57:01 81.29 30.00 51.29 1686.52 8545.64 14:58:01 58.01 9.22 48.79 513.38 6865.12 14:59:01 22.11 0.33 21.78 33.59 4733.21 Average: 65.54 18.33 47.21 840.16 6425.49 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5907220 7379164 2260192 27.67 39920 1609708 746588 8.10 636792 1456400 104156 14:57:01 5620536 7327708 2546876 31.18 58348 1812272 787024 8.54 695780 1654760 99724 14:58:01 5518784 7433028 2648628 32.43 63348 2009532 635052 6.89 702808 1740068 129196 14:59:01 5474964 7391520 2692448 32.97 65372 2009572 698592 7.58 748992 1737660 12104 Average: 5630376 7382855 2537036 31.06 56747 1860271 716814 7.78 696093 1647222 86295 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 458.80 268.21 1446.47 66.85 0.00 0.00 0.00 0.00 14:56:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 14:57:01 ens3 105.97 80.85 474.10 22.17 0.00 0.00 0.00 0.00 14:57:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 14:58:01 ens3 239.09 268.36 1224.58 643.93 0.00 0.00 0.00 0.00 14:58:01 lo 1.30 1.30 0.12 0.12 0.00 0.00 0.00 0.00 14:59:01 ens3 10.26 11.25 8.30 5.52 0.00 0.00 0.00 0.00 14:59:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 203.54 157.17 788.39 184.61 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 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-2609) 01/06/26 _x86_64_ (4 CPU) 14:54:46 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 23.96 0.00 1.63 3.03 1.59 69.79 14:56:01 0 29.44 0.00 2.19 5.79 1.48 61.10 14:56:01 1 38.61 0.00 1.96 3.53 2.49 53.41 14:56:01 2 15.12 0.00 1.21 0.65 1.31 81.70 14:56:01 3 12.56 0.00 1.18 2.15 1.10 83.01 14:57:01 all 25.55 0.00 1.55 2.28 1.79 68.84 14:57:01 0 14.01 0.00 0.85 1.92 0.97 82.26 14:57:01 1 11.70 0.00 1.36 5.01 1.49 80.44 14:57:01 2 24.38 0.00 1.30 1.02 2.20 71.10 14:57:01 3 52.10 0.00 2.67 1.15 2.49 41.59 14:58:01 all 34.60 0.00 1.93 1.03 2.68 59.77 14:58:01 0 48.52 0.00 2.16 1.21 2.94 45.18 14:58:01 1 32.32 0.00 1.49 1.91 2.49 61.79 14:58:01 2 30.49 0.00 1.79 0.46 3.09 64.16 14:58:01 3 27.07 0.00 2.26 0.55 2.18 67.94 14:59:01 all 21.24 0.00 0.82 0.74 1.45 75.75 14:59:01 0 27.20 0.00 0.72 0.13 2.37 69.58 14:59:01 1 18.38 0.00 1.15 1.90 0.90 77.68 14:59:01 2 33.94 0.00 0.96 0.20 1.79 63.12 14:59:01 3 5.35 0.00 0.43 0.75 0.76 92.70 Average: all 26.34 0.00 1.48 1.77 1.88 68.53 Average: 0 29.80 0.00 1.48 2.25 1.94 64.52 Average: 1 25.26 0.00 1.49 3.09 1.84 68.32 Average: 2 26.00 0.00 1.32 0.58 2.10 70.00 Average: 3 24.28 0.00 1.64 1.15 1.63 71.30