---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6833 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: 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 452 1374 0 2116 3229 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:00:24:57 brd ff:ff:ff:ff:ff:ff inet 10.32.7.79/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86138sec preferred_lft 86138sec inet6 fe80::f816:3eff:fe00:2457/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6833) 10/05/24 _x86_64_ (4 CPU) 10:03:43 LINUX RESTART (4 CPU) 10:04:01 tps rtps wtps bread/s bwrtn/s 10:05:01 124.15 37.26 86.89 1704.92 7548.88 10:06:01 79.40 33.53 45.88 2138.44 9450.96 10:07:01 20.79 7.18 13.61 314.56 5407.80 10:08:01 35.16 8.53 26.63 672.02 959.17 Average: 64.87 21.62 43.25 1207.45 5841.68 10:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:05:01 1711412 3338464 2327232 57.62 53212 1727036 614288 12.08 591468 1557084 158176 10:06:01 1055984 2995720 2982660 73.85 63280 2017968 910268 17.89 965472 1815328 147436 10:07:01 174732 2042088 3863912 95.67 64588 1943540 1902212 37.39 1950764 1700452 1140 10:08:01 1436368 3330052 2602276 64.43 67412 1968476 591148 11.62 694920 1706860 14940 Average: 1094624 2926581 2944020 72.90 62123 1914255 1004479 19.75 1050656 1694931 80423 10:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:05:01 lo 0.97 0.97 0.09 0.09 0.00 0.00 0.00 0.00 10:05:01 ens3 166.41 118.60 1178.48 25.30 0.00 0.00 0.00 0.00 10:06:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 10:06:01 ens3 262.62 250.37 2884.50 41.71 0.00 0.00 0.00 0.00 10:07:01 lo 774.19 774.19 277.92 277.92 0.00 0.00 0.00 0.00 10:07:01 ens3 18.29 18.94 79.90 3.83 0.00 0.00 0.00 0.00 10:08:01 lo 378.44 378.44 134.00 134.00 0.00 0.00 0.00 0.00 10:08:01 ens3 22.13 21.60 15.09 10.25 0.00 0.00 0.00 0.00 Average: lo 288.75 288.75 103.04 103.04 0.00 0.00 0.00 0.00 Average: ens3 117.36 102.37 1039.45 20.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6833) 10/05/24 _x86_64_ (4 CPU) 10:03:43 LINUX RESTART (4 CPU) 10:04:01 CPU %user %nice %system %iowait %steal %idle 10:05:01 all 18.91 0.00 1.56 3.57 0.06 75.90 10:05:01 0 13.32 0.00 1.52 5.32 0.03 79.81 10:05:01 1 18.24 0.00 1.45 0.68 0.05 79.58 10:05:01 2 16.89 0.00 1.43 0.70 0.07 80.90 10:05:01 3 27.25 0.00 1.79 7.61 0.08 63.26 10:06:01 all 20.23 0.00 1.10 1.29 0.07 77.31 10:06:01 0 20.29 0.00 1.14 1.49 0.07 77.02 10:06:01 1 21.79 0.00 0.81 0.56 0.07 76.78 10:06:01 2 15.90 0.00 0.72 2.34 0.05 80.99 10:06:01 3 22.92 0.00 1.76 0.79 0.08 74.46 10:07:01 all 63.36 0.00 2.70 0.30 0.12 33.52 10:07:01 0 67.01 0.00 2.34 0.14 0.12 30.39 10:07:01 1 70.28 0.00 2.40 0.10 0.12 27.09 10:07:01 2 57.21 0.00 3.06 0.14 0.14 39.45 10:07:01 3 58.85 0.00 2.99 0.80 0.12 37.24 10:08:01 all 27.76 0.00 1.67 1.08 0.07 69.41 10:08:01 0 17.08 0.00 1.63 0.20 0.05 81.03 10:08:01 1 27.93 0.00 1.76 1.71 0.07 68.55 10:08:01 2 48.01 0.00 1.81 0.86 0.08 49.24 10:08:01 3 18.23 0.00 1.50 1.58 0.07 78.63 Average: all 32.42 0.00 1.75 1.57 0.08 64.18 Average: 0 29.30 0.00 1.65 1.80 0.07 67.18 Average: 1 34.42 0.00 1.60 0.76 0.08 63.14 Average: 2 34.32 0.00 1.75 1.02 0.08 62.83 Average: 3 31.66 0.00 2.00 2.70 0.09 63.55