---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12253 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.0G 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 608 12559 0 2871 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:8b:34:e2 brd ff:ff:ff:ff:ff:ff inet 10.30.106.179/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe8b:34e2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12253) 06/16/26 _x86_64_ (4 CPU) 06:02:35 LINUX RESTART (4 CPU) 06:03:01 tps rtps wtps bread/s bwrtn/s 06:04:02 126.11 14.90 111.21 348.61 36973.44 06:05:01 127.88 4.54 123.34 129.20 18142.42 06:06:01 19.73 5.91 13.81 427.59 1752.35 06:07:01 57.51 5.63 51.87 145.98 19869.22 Average: 82.61 7.76 74.85 263.41 19187.99 06:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:04:02 13759848 15560644 2665112 16.23 71440 1920420 756632 4.33 662680 1768460 322564 06:05:01 12714756 14715264 3710204 22.59 85660 2096364 1588088 9.09 1534892 1918748 8780 06:06:01 11869516 13986028 4555444 27.73 88568 2205516 2230576 12.77 2331312 1958044 64540 06:07:01 12858720 15462140 3566240 21.71 93832 2681260 841772 4.82 1039808 2253328 11048 Average: 12800710 14931019 3624250 22.07 84875 2225890 1354267 7.75 1392173 1974645 101733 06:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:04:02 ens3 147.51 104.33 1824.86 19.84 0.00 0.00 0.00 0.00 06:04:02 lo 1.47 1.47 0.17 0.17 0.00 0.00 0.00 0.00 06:05:01 ens3 322.76 278.48 2633.38 63.85 0.00 0.00 0.00 0.00 06:05:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 06:06:01 ens3 2182.64 1212.48 973.69 550.55 0.00 0.00 0.00 0.00 06:06:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 06:07:01 ens3 147.89 142.43 314.47 1754.64 0.00 0.00 0.00 0.00 06:07:01 lo 3.42 3.42 0.32 0.32 0.00 0.00 0.00 0.00 Average: ens3 701.84 435.11 1431.58 599.45 0.00 0.00 0.00 0.00 Average: lo 1.41 1.41 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12253) 06/16/26 _x86_64_ (4 CPU) 06:02:35 LINUX RESTART (4 CPU) 06:03:01 CPU %user %nice %system %iowait %steal %idle 06:04:02 all 18.02 0.00 1.36 2.29 0.05 78.27 06:04:02 0 7.98 0.00 0.78 1.70 0.03 89.50 06:04:02 1 31.57 0.00 1.67 3.16 0.05 63.56 06:04:02 2 20.48 0.00 1.57 0.42 0.07 77.46 06:04:02 3 12.01 0.00 1.41 3.89 0.05 82.64 06:05:01 all 38.65 0.00 1.60 0.52 0.09 59.14 06:05:01 0 32.07 0.00 1.15 0.53 0.07 66.19 06:05:01 1 54.72 0.00 1.32 0.27 0.10 43.58 06:05:01 2 45.19 0.00 1.80 0.27 0.10 52.64 06:05:01 3 22.74 0.00 2.16 1.00 0.08 74.02 06:06:01 all 44.96 0.00 7.08 0.07 0.10 47.80 06:06:01 0 44.26 0.00 2.68 0.03 0.10 52.93 06:06:01 1 52.07 0.00 8.85 0.00 0.10 38.98 06:06:01 2 37.93 0.00 7.31 0.02 0.10 54.65 06:06:01 3 45.56 0.00 9.47 0.23 0.10 44.64 06:07:01 all 23.32 0.00 1.93 0.60 0.08 74.07 06:07:01 0 31.46 0.00 2.15 0.27 0.08 66.04 06:07:01 1 14.33 0.00 1.62 1.60 0.03 82.41 06:07:01 2 35.76 0.00 2.80 0.23 0.10 61.10 06:07:01 3 11.80 0.00 1.19 0.27 0.07 86.68 Average: all 31.21 0.00 3.00 0.87 0.08 64.84 Average: 0 28.92 0.00 1.69 0.63 0.07 68.68 Average: 1 38.10 0.00 3.37 1.26 0.07 57.20 Average: 2 34.79 0.00 3.38 0.24 0.09 61.50 Average: 3 23.04 0.00 3.56 1.34 0.08 71.97