---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8803 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 458 5171 0 2346 7233 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:ce:54:14 brd ff:ff:ff:ff:ff:ff inet 10.32.7.185/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86103sec preferred_lft 86103sec inet6 fe80::f816:3eff:fece:5414/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8803) 08/21/26 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 97.93 29.73 68.21 1005.57 5703.73 07:07:01 64.84 17.21 47.63 1227.93 9032.09 07:08:01 61.44 21.21 40.23 1029.96 9389.77 07:09:01 26.16 1.95 24.21 110.11 7606.47 Average: 62.59 17.53 45.07 843.39 7933.02 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5916604 7404788 2250816 27.56 40572 1624476 721800 7.83 609536 1470248 116064 07:07:01 5656852 7475392 2510568 30.74 58252 1920816 605580 6.57 534960 1772328 203552 07:08:01 5301760 7405096 2865660 35.09 66212 2190380 677932 7.36 739208 1908456 198972 07:09:01 5321020 7433476 2846400 34.85 68212 2196892 662416 7.19 725728 1900672 8656 Average: 5549059 7429688 2618361 32.06 58312 1983141 666932 7.24 652358 1762926 131811 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 07:06:01 ens3 356.54 176.17 1392.44 59.72 0.00 0.00 0.00 0.00 07:07:01 lo 1.60 1.60 0.15 0.15 0.00 0.00 0.00 0.00 07:07:01 ens3 81.55 69.81 895.59 14.11 0.00 0.00 0.00 0.00 07:08:01 lo 0.57 0.57 0.06 0.06 0.00 0.00 0.00 0.00 07:08:01 ens3 120.78 109.38 1853.85 21.70 0.00 0.00 0.00 0.00 07:09:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 07:09:01 ens3 64.02 62.67 28.66 670.82 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 155.72 104.51 1042.64 191.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8803) 08/21/26 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 23.31 0.00 1.57 3.29 1.89 69.95 07:06:01 0 18.79 0.00 1.41 1.24 1.59 76.97 07:06:01 1 14.07 0.00 1.31 5.37 1.38 77.87 07:06:01 2 43.11 0.00 2.41 6.38 2.98 45.12 07:06:01 3 17.14 0.00 1.21 0.12 1.59 79.95 07:07:01 all 20.69 0.00 1.49 1.87 1.35 74.60 07:07:01 0 1.28 0.00 0.48 0.57 0.45 97.22 07:07:01 1 26.72 0.00 1.83 1.89 1.58 67.98 07:07:01 2 24.58 0.00 1.40 4.40 1.45 68.17 07:07:01 3 30.14 0.00 2.24 0.63 1.94 65.05 07:08:01 all 37.85 0.00 1.96 1.61 3.45 55.13 07:08:01 0 33.81 0.00 1.56 0.86 2.94 60.83 07:08:01 1 34.23 0.00 1.86 2.92 3.32 57.68 07:08:01 2 34.55 0.00 1.95 0.91 3.11 59.47 07:08:01 3 48.77 0.00 2.44 1.75 4.42 42.61 07:09:01 all 20.44 0.00 1.02 0.78 1.22 76.54 07:09:01 0 31.22 0.00 1.21 0.12 1.46 65.98 07:09:01 1 12.29 0.00 0.76 1.11 0.95 84.89 07:09:01 2 25.50 0.00 1.18 1.51 1.66 70.16 07:09:01 3 12.72 0.00 0.93 0.40 0.83 85.11 Average: all 25.58 0.00 1.51 1.89 1.98 69.04 Average: 0 21.28 0.00 1.17 0.70 1.61 75.25 Average: 1 21.83 0.00 1.44 2.83 1.81 72.10 Average: 2 31.96 0.00 1.73 3.30 2.30 60.71 Average: 3 27.23 0.00 1.71 0.73 2.20 68.14