---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8020 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 475 5312 0 2188 7220 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:53:c2:16 brd ff:ff:ff:ff:ff:ff inet 10.32.6.191/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86089sec preferred_lft 86089sec inet6 fe80::f816:3eff:fe53:c216/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8020) 03/03/26 _x86_64_ (4 CPU) 14:54:53 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 139.48 54.66 84.82 3584.07 40542.59 14:57:01 70.52 20.11 50.41 1374.04 8883.45 14:58:01 79.74 18.69 61.05 833.19 7748.22 14:59:01 27.81 1.75 26.06 81.45 5530.28 Average: 79.39 23.80 55.58 1468.16 15675.81 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5995932 7415868 2171488 26.59 37016 1562924 704716 7.65 584456 1423512 84184 14:57:01 5738164 7438616 2429256 29.74 56736 1807716 826808 8.97 575380 1657548 130316 14:58:01 5364728 7188372 2802692 34.32 63944 1918288 901664 9.78 891396 1702708 6836 14:59:01 5493440 7445084 2673980 32.74 66844 2041700 643884 6.99 699060 1764356 9584 Average: 5648066 7371985 2519354 30.85 56135 1832657 769268 8.35 687573 1637031 57730 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 429.73 240.19 1432.06 67.44 0.00 0.00 0.00 0.00 14:56:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:57:01 ens3 63.79 53.32 450.09 13.92 0.00 0.00 0.00 0.00 14:57:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 14:58:01 ens3 296.03 332.72 1334.49 55.22 0.00 0.00 0.00 0.00 14:58:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 14:59:01 ens3 145.11 119.86 288.58 619.87 0.00 0.00 0.00 0.00 14:59:01 lo 1.33 1.33 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 233.67 186.53 876.33 189.10 0.00 0.00 0.00 0.00 Average: lo 0.97 0.97 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8020) 03/03/26 _x86_64_ (4 CPU) 14:54:53 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 22.68 0.00 3.23 4.80 1.21 68.07 14:56:01 0 44.39 0.00 2.56 1.50 1.60 49.95 14:56:01 1 14.80 0.00 1.94 2.20 0.86 80.19 14:56:01 2 9.08 0.00 6.12 7.80 1.25 75.75 14:56:01 3 22.52 0.00 2.29 7.70 1.14 66.36 14:57:01 all 21.48 0.00 1.65 1.84 0.88 74.16 14:57:01 0 14.60 0.00 0.95 1.50 0.73 82.22 14:57:01 1 12.84 0.00 1.05 3.16 0.60 82.35 14:57:01 2 40.90 0.00 3.30 1.03 1.42 53.36 14:57:01 3 17.54 0.00 1.34 1.67 0.77 78.68 14:58:01 all 47.70 0.00 2.57 1.01 3.04 45.69 14:58:01 0 43.64 0.00 2.22 1.65 2.78 49.71 14:58:01 1 46.49 0.00 3.33 0.57 2.76 46.86 14:58:01 2 44.92 0.00 1.93 0.80 2.77 49.57 14:58:01 3 55.73 0.00 2.75 1.02 3.87 36.63 14:59:01 all 21.94 0.00 1.42 0.79 0.87 74.99 14:59:01 0 27.37 0.00 2.22 0.30 0.90 69.21 14:59:01 1 3.22 0.00 0.90 1.39 0.42 94.08 14:59:01 2 50.01 0.00 1.70 0.45 1.67 46.18 14:59:01 3 7.09 0.00 0.87 1.03 0.48 90.52 Average: all 28.45 0.00 2.22 2.11 1.50 65.72 Average: 0 32.50 0.00 1.99 1.24 1.50 62.77 Average: 1 19.35 0.00 1.81 1.83 1.16 75.86 Average: 2 36.22 0.00 3.26 2.52 1.77 56.22 Average: 3 25.73 0.00 1.81 2.85 1.56 68.04