---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1404 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 5289 0 2215 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:89:33:44 brd ff:ff:ff:ff:ff:ff inet 10.32.6.13/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fe89:3344/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1404) 05/21/26 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:02 tps rtps wtps bread/s bwrtn/s 07:06:01 142.79 56.41 86.38 3701.75 41420.39 07:07:01 83.21 30.87 52.33 1716.49 9007.00 07:08:01 46.88 10.75 36.13 634.03 7743.38 07:09:01 26.71 0.35 26.36 33.72 6028.39 Average: 74.61 24.46 50.15 1512.32 15942.95 07:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5982320 7413048 2185092 26.75 37296 1573708 701964 7.62 590744 1433436 89252 07:07:01 5555764 7273968 2611648 31.98 59016 1822352 828832 8.99 750960 1664576 112896 07:08:01 5453096 7431092 2714316 33.23 65280 2069752 646788 7.02 722912 1784428 160896 07:09:01 5422060 7403776 2745352 33.61 67620 2070884 674588 7.32 755644 1782172 8664 Average: 5603310 7380471 2564102 31.39 57303 1884174 713043 7.74 705065 1666153 92927 07:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 442.37 241.54 1544.03 67.08 0.00 0.00 0.00 0.00 07:06:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 78.44 66.51 562.54 17.50 0.00 0.00 0.00 0.00 07:07:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 07:08:01 ens3 197.08 195.22 1742.40 692.15 0.00 0.00 0.00 0.00 07:08:01 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 07:09:01 ens3 12.88 13.51 9.93 6.64 0.00 0.00 0.00 0.00 07:09:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 181.59 128.72 962.25 196.37 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1404) 05/21/26 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:02 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 21.38 0.00 2.59 4.99 1.76 69.28 07:06:01 0 14.79 0.00 1.42 5.54 2.23 76.01 07:06:01 1 14.35 0.00 4.40 1.28 1.30 78.66 07:06:01 2 25.13 0.00 2.03 7.87 1.78 63.19 07:06:01 3 31.34 0.00 2.51 5.25 1.76 59.14 07:07:01 all 25.48 0.00 1.61 2.19 2.08 68.63 07:07:01 0 24.42 0.00 1.60 1.00 2.30 70.68 07:07:01 1 10.32 0.00 0.71 0.88 1.52 86.58 07:07:01 2 32.72 0.00 2.29 5.69 2.52 56.77 07:07:01 3 34.55 0.00 1.84 1.21 1.96 60.44 07:08:01 all 35.68 0.00 1.89 1.15 3.20 58.08 07:08:01 0 27.97 0.00 1.18 1.49 3.03 66.34 07:08:01 1 49.50 0.00 2.93 0.70 3.74 43.13 07:08:01 2 32.03 0.00 1.59 1.64 2.76 61.99 07:08:01 3 33.23 0.00 1.89 0.76 3.28 60.84 07:09:01 all 20.41 0.00 0.81 0.99 1.15 76.65 07:09:01 0 3.26 0.00 0.33 0.00 1.04 95.37 07:09:01 1 18.61 0.00 0.93 0.13 0.72 79.61 07:09:01 2 0.60 0.00 0.42 3.08 0.53 95.38 07:09:01 3 59.27 0.00 1.58 0.75 2.31 36.08 Average: all 25.77 0.00 1.72 2.32 2.05 68.15 Average: 0 17.62 0.00 1.13 2.00 2.15 77.10 Average: 1 23.24 0.00 2.23 0.75 1.82 71.95 Average: 2 22.63 0.00 1.58 4.55 1.90 69.34 Average: 3 39.62 0.00 1.95 1.98 2.33 54.12