---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2841 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 898 12600 0 2540 14821 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:f6:a5:3b brd ff:ff:ff:ff:ff:ff inet 10.30.107.171/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fef6:a53b/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-2841) 01/03/26 _x86_64_ (4 CPU) 06:33:08 LINUX RESTART (4 CPU) 06:34:01 tps rtps wtps bread/s bwrtn/s 06:35:01 197.05 37.61 159.44 2353.87 34409.87 06:36:01 20.55 5.47 15.08 193.97 1268.32 06:37:01 33.83 5.30 28.53 201.83 9532.54 Average: 83.81 16.13 67.68 916.56 15070.24 06:34:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:35:01 12550684 14588612 3874284 23.59 77328 2146084 1788992 10.24 1671128 1955148 28504 06:36:01 12014036 14060476 4410932 26.86 78208 2153556 2393760 13.70 2246724 1912820 496 06:37:01 12941360 15212388 3483608 21.21 81020 2371512 1050760 6.01 1267320 1963564 28672 Average: 12502027 14620492 3922941 23.88 78852 2223717 1744504 9.98 1728391 1943844 19224 06:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:35:01 ens3 775.52 464.26 5394.18 115.96 0.00 0.00 0.00 0.00 06:35:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 06:36:01 ens3 259.39 118.18 71.97 59.35 0.00 0.00 0.00 0.00 06:36:01 lo 25.35 25.35 5.12 5.12 0.00 0.00 0.00 0.00 06:37:01 ens3 676.74 462.16 801.64 240.03 0.00 0.00 0.00 0.00 06:37:01 lo 4.42 4.42 1.04 1.04 0.00 0.00 0.00 0.00 Average: ens3 570.55 348.20 2089.27 138.44 0.00 0.00 0.00 0.00 Average: lo 10.14 10.14 2.08 2.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2841) 01/03/26 _x86_64_ (4 CPU) 06:33:08 LINUX RESTART (4 CPU) 06:34:01 CPU %user %nice %system %iowait %steal %idle 06:35:01 all 33.59 0.00 2.28 2.95 0.08 61.09 06:35:01 0 43.02 0.00 2.71 4.73 0.10 49.44 06:35:01 1 32.96 0.00 2.42 1.88 0.07 62.67 06:35:01 2 26.62 0.00 2.53 4.38 0.07 66.40 06:35:01 3 31.75 0.00 1.47 0.82 0.08 65.88 06:36:01 all 27.14 0.00 0.78 0.15 0.07 71.86 06:36:01 0 25.57 0.00 0.90 0.15 0.07 73.31 06:36:01 1 28.35 0.00 0.67 0.22 0.07 70.70 06:36:01 2 28.82 0.00 0.99 0.17 0.07 69.96 06:36:01 3 25.84 0.00 0.55 0.03 0.07 73.51 06:37:01 all 29.99 0.00 1.52 0.45 0.06 67.97 06:37:01 0 30.01 0.00 1.90 0.40 0.07 67.63 06:37:01 1 26.29 0.00 1.03 0.85 0.05 71.77 06:37:01 2 24.34 0.00 1.47 0.40 0.05 73.74 06:37:01 3 39.36 0.00 1.67 0.17 0.08 58.72 Average: all 30.24 0.00 1.53 1.18 0.07 66.98 Average: 0 32.86 0.00 1.83 1.76 0.08 63.47 Average: 1 29.20 0.00 1.37 0.98 0.06 68.38 Average: 2 26.59 0.00 1.66 1.65 0.06 70.04 Average: 3 32.32 0.00 1.23 0.34 0.08 66.03