---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9954 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 416 1201 0 2325 3262 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:d0:f9:3b brd ff:ff:ff:ff:ff:ff inet 10.32.6.198/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fed0:f93b/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-9954) 11/09/24 _x86_64_ (4 CPU) 15:07:48 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:02 141.99 56.84 85.15 3738.71 8078.79 15:10:01 77.77 29.61 48.16 1652.19 9360.18 15:11:01 10.45 0.00 10.45 0.00 467.98 15:12:01 49.56 2.27 47.29 116.91 8873.72 Average: 69.91 22.15 47.76 1375.75 6683.76 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:02 1805288 3389872 2233364 55.30 51408 1688632 588428 11.57 532856 1528564 149396 15:10:01 1461156 3198936 2577496 63.82 57504 1828608 782624 15.38 737248 1653948 4912 15:11:01 1442160 3187392 2596492 64.29 59448 1833128 786700 15.46 750920 1657496 1944 15:12:01 1222716 3328816 2815936 69.72 64272 2181008 624268 12.27 642300 1969032 104180 Average: 1482830 3276254 2555822 63.28 58158 1882844 695505 13.67 665831 1702260 65108 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:02 ens3 395.02 252.87 1538.11 72.18 0.00 0.00 0.00 0.00 15:09:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 15:10:01 ens3 104.78 108.00 627.41 18.71 0.00 0.00 0.00 0.00 15:10:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 15:11:01 ens3 58.66 83.42 64.08 13.50 0.00 0.00 0.00 0.00 15:11:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:12:01 ens3 629.78 595.35 4096.27 79.07 0.00 0.00 0.00 0.00 15:12:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 297.85 260.54 1585.40 45.98 0.00 0.00 0.00 0.00 Average: lo 0.79 0.79 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9954) 11/09/24 _x86_64_ (4 CPU) 15:07:48 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:02 all 21.83 0.00 1.84 4.17 0.06 72.10 15:09:02 0 27.17 0.00 2.02 1.32 0.05 69.44 15:09:02 1 29.19 0.00 2.04 1.90 0.08 66.79 15:09:02 2 25.34 0.00 1.87 2.24 0.07 70.47 15:09:02 3 5.58 0.00 1.44 11.23 0.05 81.70 15:10:01 all 12.67 0.00 0.72 1.28 0.06 85.28 15:10:01 0 18.15 0.00 0.87 0.15 0.05 80.78 15:10:01 1 7.83 0.00 0.48 2.30 0.05 89.34 15:10:01 2 13.16 0.00 0.97 1.10 0.07 84.70 15:10:01 3 11.52 0.00 0.56 1.56 0.05 86.30 15:11:01 all 4.60 0.00 0.24 0.03 0.03 95.10 15:11:01 0 0.10 0.00 0.02 0.00 0.00 99.88 15:11:01 1 5.48 0.00 0.03 0.05 0.02 94.42 15:11:01 2 9.85 0.00 0.72 0.08 0.05 89.30 15:11:01 3 2.99 0.00 0.20 0.02 0.05 96.75 15:12:01 all 14.28 0.00 1.13 0.46 0.06 84.06 15:12:01 0 7.04 0.00 0.90 0.03 0.03 91.99 15:12:01 1 8.65 0.00 0.51 0.17 0.03 90.64 15:12:01 2 17.89 0.00 1.69 1.52 0.08 78.81 15:12:01 3 23.61 0.00 1.44 0.13 0.08 74.74 Average: all 13.34 0.00 0.98 1.49 0.05 84.14 Average: 0 13.09 0.00 0.95 0.38 0.03 85.55 Average: 1 12.80 0.00 0.77 1.10 0.05 85.29 Average: 2 16.57 0.00 1.31 1.24 0.07 80.81 Average: 3 10.92 0.00 0.91 3.24 0.06 84.88