---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9543 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 465 5172 0 2338 7227 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:ee:5d:2b brd ff:ff:ff:ff:ff:ff inet 10.32.7.188/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:feee:5d2b/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-9543) 08/30/26 _x86_64_ (4 CPU) 07:04:51 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 127.88 54.54 73.34 3587.27 30968.59 07:07:01 71.22 17.38 53.84 1251.92 10055.52 07:08:01 61.96 21.23 40.73 1027.30 8849.19 07:09:01 27.00 1.95 25.05 110.91 8086.12 Average: 72.01 23.78 48.24 1494.35 14489.86 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5968236 7405236 2199184 26.93 38020 1578624 718896 7.80 598892 1437416 94068 07:07:01 5669400 7479556 2498020 30.59 58328 1912312 606632 6.58 533716 1763648 202900 07:08:01 5309832 7399772 2857588 34.99 66148 2177172 686096 7.44 746616 1895352 209040 07:09:01 5364696 7467132 2802724 34.32 68360 2187020 610364 6.62 695000 1890400 7136 Average: 5578041 7437924 2589379 31.70 57714 1963782 655497 7.11 643556 1746704 128286 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:01 ens3 405.82 224.45 1497.68 65.11 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 76.15 65.41 836.66 13.80 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 120.83 106.18 1843.30 21.29 0.00 0.00 0.00 0.00 07:09:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 07:09:01 ens3 60.24 66.02 28.33 673.49 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 165.76 115.51 1051.49 193.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9543) 08/30/26 _x86_64_ (4 CPU) 07:04:51 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 23.12 0.00 2.08 3.85 1.25 69.71 07:06:01 0 31.84 0.00 2.02 1.23 1.42 63.49 07:06:01 1 22.11 0.00 2.55 10.34 1.29 63.72 07:06:01 2 16.49 0.00 1.60 2.10 1.22 78.59 07:06:01 3 22.04 0.00 2.16 1.73 1.08 72.99 07:07:01 all 20.83 0.00 1.48 1.87 0.82 74.99 07:07:01 0 20.20 0.00 1.33 0.43 0.73 77.30 07:07:01 1 4.52 0.00 0.81 5.71 0.35 88.61 07:07:01 2 39.58 0.00 2.30 0.42 1.55 56.16 07:07:01 3 19.06 0.00 1.47 0.92 0.63 77.92 07:08:01 all 38.80 0.00 1.97 1.57 2.84 54.83 07:08:01 0 38.68 0.00 2.17 1.03 2.77 55.35 07:08:01 1 26.76 0.00 1.95 1.87 2.58 66.85 07:08:01 2 54.45 0.00 2.26 0.73 3.28 39.28 07:08:01 3 35.38 0.00 1.52 2.63 2.73 57.73 07:09:01 all 20.48 0.00 1.02 0.83 0.75 76.92 07:09:01 0 0.70 0.00 0.35 0.20 0.12 98.63 07:09:01 1 31.89 0.00 1.25 1.44 0.92 64.51 07:09:01 2 28.93 0.00 1.77 0.63 1.31 67.36 07:09:01 3 20.39 0.00 0.72 1.05 0.63 77.21 Average: all 25.81 0.00 1.64 2.03 1.41 69.11 Average: 0 22.85 0.00 1.47 0.73 1.26 73.70 Average: 1 21.31 0.00 1.64 4.83 1.28 70.93 Average: 2 34.86 0.00 1.98 0.97 1.84 60.35 Average: 3 24.22 0.00 1.47 1.58 1.27 71.47