---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2754 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 672K 1.6G 1% /run /dev/vda1 78G 8.8G 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 553 12889 0 2597 15165 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:8d:53:40 brd ff:ff:ff:ff:ff:ff inet 10.30.106.192/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86087sec preferred_lft 86087sec inet6 fe80::f816:3eff:fe8d:5340/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2754) 11/22/23 _x86_64_ (4 CPU) 03:05:25 LINUX RESTART (4 CPU) 03:06:01 tps rtps wtps bread/s bwrtn/s 03:07:01 98.13 32.34 65.79 1657.46 13820.50 03:08:01 132.51 14.53 117.98 375.27 22910.58 03:09:01 19.53 3.10 16.43 338.55 8486.37 03:10:01 38.06 2.83 35.23 92.38 10103.52 Average: 72.06 13.20 58.85 615.91 13830.02 03:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:07:01 14034688 15615304 2390280 14.55 60504 1722252 763168 4.37 625572 1557364 156240 03:08:01 13281400 15148940 3143568 19.14 80068 1974560 1195148 6.84 1123240 1780884 23612 03:09:01 12506544 14399780 3918424 23.86 81272 1998120 2001828 11.46 1887140 1786468 36 03:10:01 13177064 15500860 3247904 19.77 87328 2415568 820800 4.70 951112 2041628 392536 Average: 13249924 15166221 3175044 19.33 77293 2027625 1195236 6.84 1146766 1791586 143106 03:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:07:01 ens3 72.79 47.43 904.03 9.66 0.00 0.00 0.00 0.00 03:07:01 lo 1.33 1.33 0.14 0.14 0.00 0.00 0.00 0.00 03:08:01 ens3 392.20 306.98 2482.86 88.23 0.00 0.00 0.00 0.00 03:08:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 03:09:01 ens3 2874.04 1648.50 730.00 651.09 0.00 0.00 0.00 0.00 03:09:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:10:01 ens3 802.10 460.19 988.92 1439.18 0.00 0.00 0.00 0.00 03:10:01 lo 2.87 2.87 0.26 0.26 0.00 0.00 0.00 0.00 Average: ens3 1035.36 615.82 1276.43 547.05 0.00 0.00 0.00 0.00 Average: lo 1.23 1.23 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2754) 11/22/23 _x86_64_ (4 CPU) 03:05:25 LINUX RESTART (4 CPU) 03:06:01 CPU %user %nice %system %iowait %steal %idle 03:07:01 all 18.22 0.00 1.37 6.10 0.06 74.25 03:07:01 0 3.79 0.00 0.80 18.27 0.03 77.11 03:07:01 1 18.77 0.00 0.94 1.76 0.08 78.45 03:07:01 2 26.86 0.00 2.15 2.79 0.07 68.14 03:07:01 3 23.46 0.00 1.57 1.57 0.05 73.35 03:08:01 all 21.39 0.00 1.64 7.51 0.08 69.37 03:08:01 0 14.34 0.00 0.60 7.97 0.05 77.04 03:08:01 1 15.47 0.00 1.18 3.41 0.07 79.87 03:08:01 2 33.74 0.00 2.78 7.64 0.13 55.71 03:08:01 3 22.08 0.00 2.02 11.04 0.07 64.79 03:09:01 all 35.28 0.00 5.46 1.13 0.10 58.03 03:09:01 0 23.23 0.00 5.23 3.76 0.10 67.69 03:09:01 1 65.72 0.00 6.91 0.40 0.13 26.84 03:09:01 2 23.48 0.00 5.85 0.10 0.08 70.49 03:09:01 3 28.66 0.00 3.87 0.25 0.10 67.11 03:10:01 all 25.69 0.00 1.98 1.68 0.07 70.58 03:10:01 0 21.25 0.00 1.37 5.90 0.07 71.41 03:10:01 1 15.66 0.00 1.87 0.05 0.05 82.37 03:10:01 2 38.89 0.00 2.98 0.62 0.08 57.43 03:10:01 3 26.95 0.00 1.71 0.17 0.07 71.11 Average: all 25.14 0.00 2.61 4.11 0.08 68.06 Average: 0 15.65 0.00 2.00 8.98 0.06 73.31 Average: 1 28.88 0.00 2.72 1.41 0.08 66.90 Average: 2 30.75 0.00 3.44 2.79 0.09 62.94 Average: 3 25.28 0.00 2.29 3.26 0.07 69.09