---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2895 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 7.7G 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 470 5285 0 2220 7222 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:98:e6:68 brd ff:ff:ff:ff:ff:ff inet 10.32.7.204/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fe98:e668/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2895) 01/10/26 _x86_64_ (4 CPU) 07:38:55 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:02 148.14 66.54 81.60 4304.08 40615.65 07:41:01 68.56 12.24 56.33 253.25 9441.93 07:42:01 83.29 5.35 77.94 382.54 11751.15 07:43:01 26.30 0.65 25.65 76.25 3599.27 Average: 81.63 21.23 60.40 1258.18 16380.71 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:02 5960272 7384368 2207148 27.02 36956 1566516 704340 7.64 615096 1427064 85460 07:41:01 5607540 7271720 2559880 31.34 57552 1769820 874292 9.49 748600 1613848 108972 07:42:01 5455092 7427504 2712328 33.21 65800 2060036 654096 7.10 656568 1839220 64848 07:43:01 5479904 7461712 2687516 32.91 68656 2066908 614516 6.67 628420 1840492 10988 Average: 5625702 7386326 2541718 31.12 57241 1865820 711811 7.72 662171 1680156 67567 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:02 ens3 444.99 243.24 1464.66 71.47 0.00 0.00 0.00 0.00 07:40:02 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 07:41:01 ens3 83.71 65.16 499.13 20.48 0.00 0.00 0.00 0.00 07:41:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 07:42:01 ens3 555.05 577.11 3579.39 99.54 0.00 0.00 0.00 0.00 07:42:01 lo 1.60 1.60 0.18 0.18 0.00 0.00 0.00 0.00 07:43:01 ens3 11.60 12.18 9.13 5.96 0.00 0.00 0.00 0.00 07:43:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 274.65 225.10 1391.89 49.49 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2895) 01/10/26 _x86_64_ (4 CPU) 07:38:55 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:02 all 21.75 0.00 2.55 3.83 0.96 70.90 07:40:02 0 25.86 0.00 1.72 4.70 0.97 66.76 07:40:02 1 28.71 0.00 2.17 3.77 1.10 64.25 07:40:02 2 14.18 0.00 1.67 2.55 0.85 80.74 07:40:02 3 18.22 0.00 4.67 4.33 0.93 71.85 07:41:01 all 25.73 0.00 1.55 1.45 1.06 70.21 07:41:01 0 42.54 0.00 2.44 0.42 1.53 53.07 07:41:01 1 35.95 0.00 1.80 0.64 1.25 60.36 07:41:01 2 19.48 0.00 1.10 0.24 0.97 78.21 07:41:01 3 4.92 0.00 0.83 4.46 0.51 89.27 07:42:01 all 46.20 0.00 2.24 1.10 2.49 47.96 07:42:01 0 50.27 0.00 1.83 0.40 2.32 45.18 07:42:01 1 44.19 0.00 1.43 0.22 2.48 51.68 07:42:01 2 48.50 0.00 2.62 1.55 2.74 44.59 07:42:01 3 41.84 0.00 3.08 2.26 2.41 50.42 07:43:01 all 21.42 0.00 0.91 0.68 0.56 76.43 07:43:01 0 21.88 0.00 0.88 0.02 0.55 76.67 07:43:01 1 19.75 0.00 0.98 0.07 0.55 78.65 07:43:01 2 40.89 0.00 1.03 0.13 1.02 56.93 07:43:01 3 3.07 0.00 0.75 2.50 0.15 93.53 Average: all 28.79 0.00 1.81 1.77 1.27 66.36 Average: 0 35.10 0.00 1.72 1.39 1.34 60.45 Average: 1 32.14 0.00 1.59 1.18 1.35 63.75 Average: 2 30.82 0.00 1.61 1.12 1.40 65.05 Average: 3 17.06 0.00 2.34 3.39 1.00 76.21