---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11320 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.7G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 1223 12235 0 2580 14496 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:86:df:96 brd ff:ff:ff:ff:ff:ff inet 10.30.106.43/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fe86:df96/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11320) 11/08/25 _x86_64_ (4 CPU) 17:59:22 LINUX RESTART (4 CPU) 18:00:01 tps rtps wtps bread/s bwrtn/s 18:01:01 194.42 34.74 159.67 1844.89 45360.44 18:02:01 72.40 9.65 62.76 797.47 26444.13 18:03:01 14.93 2.60 12.33 66.00 3682.27 18:04:01 33.13 0.83 32.29 86.92 10071.79 Average: 78.72 11.96 66.77 698.85 21390.39 18:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:01:01 13289772 15138212 3135196 19.09 75540 1962404 1166768 6.68 1105056 1792316 104060 18:02:01 11391180 13429284 5033788 30.65 78072 2144952 2741260 15.69 2898160 1884308 3432 18:03:01 12668004 15031680 3756964 22.87 79816 2463128 1202084 6.88 1529192 1971760 218596 18:04:01 12470848 14783484 3954120 24.07 82700 2410504 1497132 8.57 1741816 1957608 23856 Average: 12454951 14595665 3970017 24.17 79032 2245247 1651811 9.45 1818556 1901498 87486 18:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:01:01 ens3 231.99 189.44 3055.46 37.29 0.00 0.00 0.00 0.00 18:01:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 18:02:01 ens3 555.81 346.74 2617.77 98.83 0.00 0.00 0.00 0.00 18:02:01 lo 19.05 19.05 8.05 8.05 0.00 0.00 0.00 0.00 18:03:01 ens3 688.33 407.53 914.61 165.15 0.00 0.00 0.00 0.00 18:03:01 lo 48.80 48.80 23.07 23.07 0.00 0.00 0.00 0.00 18:04:01 ens3 80.14 52.32 34.90 152.32 0.00 0.00 0.00 0.00 18:04:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 389.06 249.00 1655.71 113.40 0.00 0.00 0.00 0.00 Average: lo 17.34 17.34 7.82 7.82 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11320) 11/08/25 _x86_64_ (4 CPU) 17:59:22 LINUX RESTART (4 CPU) 18:00:01 CPU %user %nice %system %iowait %steal %idle 18:01:01 all 26.08 0.00 1.73 5.06 0.07 67.06 18:01:01 0 18.62 0.00 1.36 1.21 0.08 78.73 18:01:01 1 35.83 0.00 2.39 6.15 0.07 55.56 18:01:01 2 29.61 0.00 1.57 7.08 0.05 61.68 18:01:01 3 20.26 0.00 1.59 5.76 0.07 72.33 18:02:01 all 73.06 0.00 1.76 0.98 0.10 24.10 18:02:01 0 75.66 0.00 1.48 1.38 0.08 21.40 18:02:01 1 82.44 0.00 1.62 0.08 0.10 15.75 18:02:01 2 67.18 0.00 1.81 1.43 0.12 29.47 18:02:01 3 66.99 0.00 2.11 1.05 0.10 29.75 18:03:01 all 56.44 0.00 1.80 0.03 0.09 41.64 18:03:01 0 54.85 0.00 1.43 0.03 0.08 43.59 18:03:01 1 56.47 0.00 2.05 0.02 0.08 41.38 18:03:01 2 55.65 0.00 1.67 0.10 0.08 42.50 18:03:01 3 58.76 0.00 2.04 0.00 0.08 39.12 18:04:01 all 23.97 0.00 0.98 0.56 0.05 74.45 18:04:01 0 32.23 0.00 1.40 0.07 0.05 66.26 18:04:01 1 30.08 0.00 0.75 0.30 0.07 68.81 18:04:01 2 13.44 0.00 0.70 1.77 0.05 84.04 18:04:01 3 20.22 0.00 1.07 0.07 0.03 78.61 Average: all 44.86 0.00 1.57 1.66 0.08 51.84 Average: 0 45.34 0.00 1.42 0.67 0.08 52.50 Average: 1 51.18 0.00 1.70 1.64 0.08 45.40 Average: 2 41.39 0.00 1.44 2.59 0.08 54.50 Average: 3 41.53 0.00 1.70 1.72 0.07 54.98