---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4816 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 8.9G 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 611 12689 0 2738 15103 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:2e:ce:36 brd ff:ff:ff:ff:ff:ff inet 10.30.106.71/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fe2e:ce36/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4816) 01/12/26 _x86_64_ (4 CPU) 03:04:28 LINUX RESTART (4 CPU) 03:05:02 tps rtps wtps bread/s bwrtn/s 03:06:01 117.01 11.22 105.80 288.22 15217.62 03:07:01 99.77 4.50 95.27 127.71 15804.17 03:08:01 24.45 5.67 18.78 418.86 6176.97 03:09:01 54.04 2.07 51.97 94.38 23966.14 Average: 73.64 5.84 67.80 232.06 15291.53 03:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13882396 15556232 2542572 15.48 72184 1795860 777592 4.45 672940 1645348 140424 03:07:01 12751576 14621308 3673392 22.36 84516 1970528 1685356 9.65 1632896 1794028 12280 03:08:01 12152488 14138696 4272480 26.01 87388 2080160 2165880 12.40 2175148 1843532 64460 03:09:01 13037612 15508520 3387356 20.62 91764 2554028 818704 4.69 989508 2134796 12804 Average: 12956018 14956189 3468950 21.12 83963 2100144 1361883 7.79 1367623 1854426 57492 03:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 129.96 105.76 1172.39 25.77 0.00 0.00 0.00 0.00 03:06:01 lo 0.88 0.88 0.11 0.11 0.00 0.00 0.00 0.00 03:07:01 ens3 386.64 298.50 2562.90 67.87 0.00 0.00 0.00 0.00 03:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 1373.64 876.64 755.48 383.12 0.00 0.00 0.00 0.00 03:08:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:09:01 ens3 155.69 103.12 318.36 37.86 0.00 0.00 0.00 0.00 03:09:01 lo 1.08 1.08 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 513.08 347.01 1202.41 129.09 0.00 0.00 0.00 0.00 Average: lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4816) 01/12/26 _x86_64_ (4 CPU) 03:04:28 LINUX RESTART (4 CPU) 03:05:02 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 15.21 0.00 1.22 1.99 0.07 81.51 03:06:01 0 4.41 0.00 1.31 3.17 0.07 91.05 03:06:01 1 11.20 0.00 0.98 0.19 0.05 87.58 03:06:01 2 36.97 0.00 2.09 4.54 0.08 56.32 03:06:01 3 8.25 0.00 0.51 0.10 0.05 91.08 03:07:01 all 35.90 0.00 1.55 0.56 0.10 61.89 03:07:01 0 38.10 0.00 2.03 1.68 0.12 58.08 03:07:01 1 55.02 0.00 0.82 0.07 0.12 43.98 03:07:01 2 24.21 0.00 1.30 0.22 0.10 74.17 03:07:01 3 26.20 0.00 2.01 0.32 0.10 71.36 03:08:01 all 37.87 0.00 5.26 0.30 0.09 56.48 03:08:01 0 30.77 0.00 3.60 0.69 0.08 64.86 03:08:01 1 45.99 0.00 1.89 0.45 0.08 51.58 03:08:01 2 40.76 0.00 7.15 0.03 0.08 51.97 03:08:01 3 33.97 0.00 8.44 0.02 0.08 57.49 03:09:01 all 31.04 0.00 1.94 2.26 0.08 64.70 03:09:01 0 28.67 0.00 2.78 5.50 0.08 62.97 03:09:01 1 34.93 0.00 2.21 0.12 0.08 62.65 03:09:01 2 24.07 0.00 0.98 1.46 0.05 73.45 03:09:01 3 36.54 0.00 1.79 1.94 0.10 59.64 Average: all 30.06 0.00 2.50 1.28 0.08 66.09 Average: 0 25.57 0.00 2.44 2.76 0.09 69.15 Average: 1 36.88 0.00 1.48 0.21 0.08 61.35 Average: 2 31.46 0.00 2.88 1.55 0.08 64.04 Average: 3 26.31 0.00 3.20 0.60 0.08 69.82