---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9562 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 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 483 5187 0 2305 7209 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:f0:a5 brd ff:ff:ff:ff:ff:ff inet 10.32.6.97/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86082sec preferred_lft 86082sec inet6 fe80::f816:3eff:fead:f0a5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9562) 08/30/26 _x86_64_ (4 CPU) 12:46:51 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 136.68 54.77 81.90 3591.53 40758.16 12:49:01 53.09 0.15 52.94 20.66 9467.49 12:50:01 106.67 37.18 69.49 2168.84 10685.15 12:51:01 28.95 3.40 25.55 131.18 5081.95 12:52:01 20.56 0.27 20.30 23.73 1405.23 Average: 69.19 19.15 50.03 1187.19 13479.60 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5959904 7386364 2207516 27.03 37008 1569664 731824 7.94 613436 1431064 85276 12:49:01 5657876 7383388 2509544 30.73 56980 1830728 714768 7.76 630636 1678980 164632 12:50:01 5065596 6998428 3101824 37.98 65004 2023252 1095744 11.89 1067712 1817836 7232 12:51:01 5276792 7344892 2890628 35.39 68432 2153076 728580 7.91 797776 1874756 24772 12:52:01 5270452 7341484 2896968 35.47 70188 2153996 743848 8.07 811984 1866408 7620 Average: 5446124 7290911 2721296 33.32 59522 1946143 802953 8.71 784309 1733809 57906 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 421.28 234.46 1497.87 66.53 0.00 0.00 0.00 0.00 12:48:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:49:01 ens3 19.21 18.08 356.26 2.99 0.00 0.00 0.00 0.00 12:49:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 12:50:01 ens3 273.79 297.47 1732.37 64.47 0.00 0.00 0.00 0.00 12:50:01 lo 1.47 1.47 0.15 0.15 0.00 0.00 0.00 0.00 12:51:01 ens3 139.46 127.81 314.83 618.03 0.00 0.00 0.00 0.00 12:51:01 lo 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 12:52:01 ens3 13.18 13.11 8.68 6.23 0.00 0.00 0.00 0.00 12:52:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 173.38 138.19 782.01 151.65 0.00 0.00 0.00 0.00 Average: lo 0.95 0.95 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9562) 08/30/26 _x86_64_ (4 CPU) 12:46:51 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 22.30 0.00 2.49 3.87 1.20 70.14 12:48:01 0 9.27 0.00 1.74 8.80 0.95 79.25 12:48:01 1 47.70 0.00 4.95 1.53 1.67 44.15 12:48:01 2 23.99 0.00 1.87 1.45 1.18 71.51 12:48:01 3 8.19 0.00 1.40 3.74 1.02 85.65 12:49:01 all 20.58 0.00 1.31 1.46 0.92 75.73 12:49:01 0 0.73 0.00 0.08 0.00 0.23 98.95 12:49:01 1 41.48 0.00 2.79 0.18 1.15 54.40 12:49:01 2 14.35 0.00 1.27 0.98 0.72 82.68 12:49:01 3 25.81 0.00 1.09 4.68 1.54 66.88 12:50:01 all 40.09 0.00 2.50 2.01 2.79 52.61 12:50:01 0 43.89 0.00 2.33 1.58 2.75 49.45 12:50:01 1 37.48 0.00 1.38 0.40 2.42 58.33 12:50:01 2 42.86 0.00 3.43 2.25 2.99 48.47 12:50:01 3 36.15 0.00 2.87 3.82 2.99 54.17 12:51:01 all 23.70 0.00 1.19 0.71 1.02 73.39 12:51:01 0 37.24 0.00 1.35 1.46 1.61 58.33 12:51:01 1 36.56 0.00 1.40 0.15 1.15 60.74 12:51:01 2 9.27 0.00 1.18 0.98 0.73 87.83 12:51:01 3 11.66 0.00 0.80 0.22 0.57 86.75 12:52:01 all 20.83 0.00 0.90 0.57 0.71 76.99 12:52:01 0 12.57 0.00 0.67 1.70 0.60 84.47 12:52:01 1 21.07 0.00 0.87 0.10 0.78 77.18 12:52:01 2 43.94 0.00 1.50 0.42 1.13 53.01 12:52:01 3 5.74 0.00 0.58 0.05 0.33 93.30 Average: all 25.51 0.00 1.68 1.72 1.33 69.77 Average: 0 20.74 0.00 1.23 2.70 1.23 74.10 Average: 1 36.86 0.00 2.27 0.47 1.43 58.96 Average: 2 26.90 0.00 1.85 1.22 1.35 68.69 Average: 3 17.53 0.00 1.35 2.50 1.29 77.32