---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4371 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 467 5361 0 2147 7230 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:b1:b9:aa brd ff:ff:ff:ff:ff:ff inet 10.32.7.253/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:feb1:b9aa/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-4371) 07/02/25 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:02 tps rtps wtps bread/s bwrtn/s 07:06:02 153.73 70.70 83.02 4386.45 40638.72 07:07:01 55.72 0.22 55.50 27.11 9354.75 07:08:01 92.33 37.69 54.64 2138.31 8171.04 07:09:01 25.28 1.25 24.03 63.06 4895.98 Average: 81.58 27.40 54.17 1649.20 15688.61 07:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 6045832 7436124 2121588 25.98 35824 1535208 674016 7.31 565252 1395584 70076 07:07:01 5784780 7406976 2382640 29.17 53924 1735432 704872 7.65 605696 1587820 110640 07:08:01 5525452 7425780 2641968 32.35 62280 1997680 663608 7.20 704808 1732664 113292 07:09:01 5460336 7372212 2707084 33.14 64340 2006832 699980 7.60 765436 1736488 8832 Average: 5704100 7410273 2463320 30.16 54092 1818788 685619 7.44 660298 1613139 75710 07:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 361.18 194.60 1233.59 63.76 0.00 0.00 0.00 0.00 07:06:02 lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 07:07:01 ens3 41.13 32.57 556.40 4.44 0.00 0.00 0.00 0.00 07:07:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 07:08:01 ens3 280.90 282.87 1413.29 56.97 0.00 0.00 0.00 0.00 07:08:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 07:09:01 ens3 52.27 61.24 27.14 601.95 0.00 0.00 0.00 0.00 07:09:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 183.73 143.07 806.89 183.02 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 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-4371) 07/02/25 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:02 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 21.63 0.00 2.94 5.54 3.13 66.76 07:06:02 0 9.83 0.00 1.74 5.40 2.92 80.11 07:06:02 1 17.94 0.00 2.05 2.17 2.48 75.36 07:06:02 2 33.85 0.00 2.98 9.41 4.08 49.68 07:06:02 3 24.89 0.00 4.99 5.16 3.02 61.95 07:07:01 all 20.13 0.00 1.32 1.99 1.35 75.21 07:07:01 0 3.04 0.00 0.27 0.00 0.81 95.88 07:07:01 1 34.12 0.00 2.13 0.74 2.01 61.00 07:07:01 2 2.63 0.00 0.74 6.84 1.18 88.61 07:07:01 3 40.94 0.00 2.15 0.36 1.41 55.14 07:08:01 all 37.81 0.00 2.04 2.00 4.41 53.74 07:08:01 0 35.14 0.00 1.27 0.25 3.79 59.55 07:08:01 1 37.11 0.00 2.77 4.46 4.44 51.22 07:08:01 2 39.55 0.00 2.24 1.76 5.19 51.26 07:08:01 3 39.44 0.00 1.89 1.51 4.24 52.93 07:09:01 all 20.09 0.00 1.03 1.20 1.21 76.47 07:09:01 0 30.80 0.00 0.98 0.48 1.52 66.22 07:09:01 1 27.41 0.00 1.38 0.95 1.02 69.24 07:09:01 2 20.84 0.00 1.34 3.38 1.87 72.56 07:09:01 3 1.35 0.00 0.37 0.00 0.42 97.87 Average: all 24.97 0.00 1.83 2.68 2.53 67.99 Average: 0 19.78 0.00 1.07 1.53 2.26 75.36 Average: 1 29.18 0.00 2.09 2.09 2.49 64.16 Average: 2 24.31 0.00 1.83 5.33 3.09 65.45 Average: 3 26.61 0.00 2.34 1.75 2.28 67.02