---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11251 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 7.6G 12G 40% / 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 470 5349 0 2156 7226 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:e1:b8:a4 brd ff:ff:ff:ff:ff:ff inet 10.32.6.149/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fee1:b8a4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11251) 12/08/25 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 166.27 83.82 82.45 4923.31 40909.47 14:57:01 85.09 30.53 54.56 1729.31 9231.99 14:58:01 65.62 7.90 57.72 468.32 8030.00 14:59:01 22.80 1.52 21.29 74.48 4743.37 Average: 84.94 30.94 54.00 1798.93 15754.23 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5969788 7396168 2197624 26.91 37168 1569040 726304 7.88 606352 1429832 86132 14:57:01 5655672 7362976 2511740 30.75 57324 1813788 842136 9.14 659208 1658268 134692 14:58:01 5426468 7341920 2740944 33.56 63340 2010856 746240 8.10 789092 1745764 127024 14:59:01 5498048 7417400 2669364 32.68 65160 2012748 666988 7.24 723036 1741092 9452 Average: 5637494 7379616 2529918 30.98 55748 1851608 745417 8.09 694422 1643739 89325 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 ens3 475.47 272.52 1511.94 69.74 0.00 0.00 0.00 0.00 14:56:02 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 14:57:01 ens3 83.73 54.02 466.40 15.14 0.00 0.00 0.00 0.00 14:57:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 14:58:01 ens3 249.24 266.69 1253.33 45.30 0.00 0.00 0.00 0.00 14:58:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 14:59:01 ens3 59.53 66.59 28.94 608.83 0.00 0.00 0.00 0.00 14:59:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 217.53 165.40 816.50 185.51 0.00 0.00 0.00 0.00 Average: lo 1.23 1.23 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11251) 12/08/25 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 22.52 0.00 3.05 5.01 1.11 68.31 14:56:02 0 30.28 0.00 2.20 1.83 1.26 64.43 14:56:02 1 37.23 0.00 5.90 5.04 1.33 50.49 14:56:02 2 11.79 0.00 2.11 4.68 0.94 80.48 14:56:02 3 10.69 0.00 2.03 8.50 0.92 77.87 14:57:01 all 22.80 0.00 1.61 2.22 0.85 72.52 14:57:01 0 17.24 0.00 1.17 3.03 0.95 77.61 14:57:01 1 21.94 0.00 1.24 0.10 0.63 76.10 14:57:01 2 48.36 0.00 3.31 1.92 1.44 44.98 14:57:01 3 3.74 0.00 0.69 3.86 0.39 91.33 14:58:01 all 36.93 0.00 1.71 0.99 1.87 58.50 14:58:01 0 29.61 0.00 1.33 0.33 1.80 66.92 14:58:01 1 35.95 0.00 1.87 0.33 1.76 60.09 14:58:01 2 34.65 0.00 1.72 1.04 2.10 60.49 14:58:01 3 47.56 0.00 1.92 2.23 1.81 46.48 14:59:01 all 21.19 0.00 1.15 0.61 0.69 76.36 14:59:01 0 29.49 0.00 1.20 0.07 0.82 68.43 14:59:01 1 12.39 0.00 1.02 0.07 0.52 86.01 14:59:01 2 29.07 0.00 1.27 0.12 0.97 68.58 14:59:01 3 13.80 0.00 1.13 2.20 0.48 82.38 Average: all 25.87 0.00 1.88 2.21 1.13 68.91 Average: 0 26.69 0.00 1.48 1.31 1.21 69.31 Average: 1 26.89 0.00 2.51 1.39 1.06 68.15 Average: 2 30.90 0.00 2.10 1.94 1.36 63.70 Average: 3 18.98 0.00 1.45 4.19 0.90 74.47