---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11112 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 472 5340 0 2162 7221 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:78:4b:03 brd ff:ff:ff:ff:ff:ff inet 10.32.7.116/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85912sec preferred_lft 85912sec inet6 fe80::f816:3eff:fe78:4b03/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11112) 12/06/25 _x86_64_ (4 CPU) 16:03:01 LINUX RESTART (4 CPU) 16:04:01 tps rtps wtps bread/s bwrtn/s 16:05:01 66.41 11.88 54.52 245.83 9173.14 16:06:01 35.31 0.62 34.69 19.33 5026.50 16:07:01 19.78 0.10 19.68 1.47 4074.38 16:08:01 16.28 0.17 16.12 3.07 1288.00 16:09:01 21.70 1.83 19.86 58.79 1897.55 16:10:01 30.19 8.70 21.50 609.63 1147.68 16:11:01 22.78 0.68 22.10 77.72 1533.08 Average: 30.35 3.43 26.92 145.12 3448.68 16:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:05:01 5771700 7430824 2395712 29.33 57256 1765992 821372 8.91 579880 1618864 134660 16:06:01 5554320 7223616 2613092 31.99 59524 1772768 886420 9.62 796380 1617360 2248 16:07:01 5343004 7129356 2824408 34.58 61256 1885316 918652 9.97 902440 1717980 2260 16:08:01 5286920 7107984 2880492 35.27 63200 1916320 931268 10.10 928348 1743880 2548 16:09:01 5169692 7044716 2997720 36.70 65040 1966312 947232 10.28 1002472 1782504 2792 16:10:01 5418592 7338768 2748820 33.66 67700 2007640 755736 8.20 731148 1804152 30196 16:11:01 5402204 7335824 2765208 33.86 69692 2018884 762844 8.28 740484 1809160 19440 Average: 5420919 7230155 2746493 33.63 63381 1904747 860503 9.34 811593 1727700 27735 16:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:05:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 16:05:01 ens3 96.70 61.54 718.88 14.81 0.00 0.00 0.00 0.00 16:06:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 16:06:01 ens3 55.07 72.27 73.24 11.84 0.00 0.00 0.00 0.00 16:07:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 16:07:01 ens3 264.71 230.32 1868.39 30.84 0.00 0.00 0.00 0.00 16:08:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 16:08:01 ens3 184.68 171.77 500.50 27.22 0.00 0.00 0.00 0.00 16:09:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 16:09:01 ens3 227.55 226.43 781.63 29.84 0.00 0.00 0.00 0.00 16:10:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 16:10:01 ens3 157.82 124.26 226.93 34.50 0.00 0.00 0.00 0.00 16:11:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 16:11:01 ens3 11.91 12.20 10.94 5.98 0.00 0.00 0.00 0.00 Average: lo 0.61 0.61 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 142.64 128.40 597.25 22.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11112) 12/06/25 _x86_64_ (4 CPU) 16:03:01 LINUX RESTART (4 CPU) 16:04:01 CPU %user %nice %system %iowait %steal %idle 16:05:01 all 21.39 0.00 1.33 1.88 1.45 73.94 16:05:01 0 1.83 0.00 0.74 4.70 1.66 91.07 16:05:01 1 18.96 0.00 0.85 1.61 1.08 77.51 16:05:01 2 30.25 0.00 1.60 0.91 1.79 65.45 16:05:01 3 34.69 0.00 2.15 0.32 1.26 61.58 16:06:01 all 12.23 0.00 0.47 0.41 0.98 85.91 16:06:01 0 10.46 0.00 0.58 1.18 0.98 86.79 16:06:01 1 5.29 0.00 0.37 0.18 0.78 93.37 16:06:01 2 12.03 0.00 0.65 0.03 0.89 86.40 16:06:01 3 21.11 0.00 0.25 0.20 1.30 77.14 16:07:01 all 10.48 0.00 0.62 0.10 0.89 87.92 16:07:01 0 9.99 0.00 0.65 0.13 0.93 88.29 16:07:01 1 8.54 0.00 0.48 0.18 0.73 90.06 16:07:01 2 9.78 0.00 0.67 0.02 1.10 88.43 16:07:01 3 13.60 0.00 0.68 0.07 0.77 84.88 16:08:01 all 7.42 0.00 0.43 0.07 0.66 91.41 16:08:01 0 7.14 0.00 0.57 0.23 0.63 91.43 16:08:01 1 4.08 0.00 0.30 0.07 0.43 95.12 16:08:01 2 7.31 0.00 0.28 0.00 0.98 91.42 16:08:01 3 11.18 0.00 0.57 0.02 0.60 87.63 16:09:01 all 10.08 0.00 0.53 0.19 0.74 88.45 16:09:01 0 13.24 0.00 0.47 0.12 0.85 85.32 16:09:01 1 10.38 0.00 0.52 0.30 0.62 88.19 16:09:01 2 8.86 0.00 0.67 0.03 0.87 89.57 16:09:01 3 7.83 0.00 0.45 0.30 0.65 90.77 16:10:01 all 22.88 0.00 1.06 0.89 1.63 73.55 16:10:01 0 16.89 0.00 1.00 1.22 1.48 79.41 16:10:01 1 42.53 0.00 1.61 0.42 2.00 53.44 16:10:01 2 19.04 0.00 0.91 0.71 1.81 77.52 16:10:01 3 13.04 0.00 0.71 1.21 1.25 83.78 16:11:01 all 20.87 0.00 0.87 0.67 0.93 76.66 16:11:01 0 36.86 0.00 1.15 0.52 1.38 60.10 16:11:01 1 3.99 0.00 0.48 0.00 0.33 95.19 16:11:01 2 22.48 0.00 1.00 2.09 1.31 73.12 16:11:01 3 20.15 0.00 0.85 0.07 0.68 78.26 Average: all 15.06 0.00 0.76 0.60 1.04 82.54 Average: 0 13.76 0.00 0.74 1.16 1.13 83.21 Average: 1 13.40 0.00 0.66 0.39 0.85 84.69 Average: 2 15.71 0.00 0.83 0.54 1.25 81.67 Average: 3 17.38 0.00 0.81 0.31 0.93 80.57