---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8647 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 7.5G 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 472 5411 0 2091 7225 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:ad:31:f4 brd ff:ff:ff:ff:ff:ff inet 10.32.6.68/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fead:31f4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8647) 03/11/26 _x86_64_ (4 CPU) 19:12:53 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:03 137.58 55.04 82.54 3611.53 40632.44 19:15:01 68.76 13.28 55.48 320.14 9089.38 19:16:01 60.35 7.90 52.45 461.71 6792.40 19:17:01 25.54 0.35 25.19 33.72 4597.13 Average: 73.09 19.19 53.90 1113.35 15329.29 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:03 5963924 7392100 2203496 26.98 37212 1570796 728188 7.90 609860 1431024 86656 19:15:01 5611608 7271776 2555812 31.29 57280 1767160 870180 9.44 753652 1607624 98860 19:16:01 5561676 7422408 2605744 31.90 62544 1957636 664676 7.21 682644 1718664 120900 19:17:01 5601296 7457860 2566124 31.42 64600 1950880 616868 6.69 650964 1709836 9948 Average: 5684626 7386036 2482794 30.40 55409 1811618 719978 7.81 674280 1616787 79091 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:03 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:14:03 ens3 494.00 260.44 1471.92 68.27 0.00 0.00 0.00 0.00 19:15:01 lo 1.31 1.31 0.13 0.13 0.00 0.00 0.00 0.00 19:15:01 ens3 81.52 63.43 458.39 19.45 0.00 0.00 0.00 0.00 19:16:01 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 19:16:01 ens3 291.62 294.84 1238.34 569.38 0.00 0.00 0.00 0.00 19:17:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 19:17:01 ens3 12.21 11.73 9.17 5.89 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 221.00 158.40 797.28 166.99 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8647) 03/11/26 _x86_64_ (4 CPU) 19:12:53 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:03 all 21.70 0.00 2.51 3.99 1.40 70.40 19:14:03 0 24.51 0.00 2.19 4.81 1.46 67.03 19:14:03 1 14.80 0.00 2.00 4.33 1.05 77.83 19:14:03 2 34.70 0.00 1.95 2.28 1.43 59.65 19:14:03 3 12.81 0.00 3.91 4.56 1.63 77.10 19:15:01 all 26.26 0.00 1.52 1.50 1.67 69.05 19:15:01 0 43.13 0.00 2.13 0.38 2.46 51.91 19:15:01 1 28.06 0.00 1.52 0.83 1.31 68.29 19:15:01 2 19.80 0.00 1.20 0.91 1.43 76.66 19:15:01 3 14.02 0.00 1.22 3.89 1.48 79.38 19:16:01 all 36.13 0.00 2.07 1.28 2.56 57.96 19:16:01 0 26.01 0.00 1.41 0.53 2.62 69.43 19:16:01 1 57.03 0.00 2.76 1.49 2.84 35.87 19:16:01 2 28.25 0.00 1.64 0.61 2.09 67.40 19:16:01 3 33.25 0.00 2.45 2.50 2.73 59.08 19:17:01 all 20.92 0.00 0.91 0.93 1.09 76.15 19:17:01 0 33.49 0.00 1.21 0.28 1.38 63.64 19:17:01 1 16.79 0.00 1.06 1.73 1.13 79.29 19:17:01 2 28.58 0.00 0.77 1.18 1.13 68.34 19:17:01 3 4.85 0.00 0.58 0.53 0.70 93.34 Average: all 26.26 0.00 1.75 1.93 1.68 68.38 Average: 0 31.69 0.00 1.73 1.51 1.97 63.10 Average: 1 29.19 0.00 1.84 2.10 1.58 65.29 Average: 2 27.90 0.00 1.39 1.25 1.52 67.94 Average: 3 16.24 0.00 2.05 2.86 1.63 77.22