---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2221 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 5375 0 2129 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:78:33:de brd ff:ff:ff:ff:ff:ff inet 10.32.7.167/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fe78:33de/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-2221) 01/01/26 _x86_64_ (4 CPU) 19:12:51 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 124.61 54.37 70.24 3574.07 26427.73 19:15:01 67.67 11.89 55.78 991.39 9840.05 19:16:01 75.52 17.95 57.57 664.93 8232.00 19:17:01 22.72 1.28 21.44 70.10 4402.20 Average: 72.65 21.41 51.23 1326.43 12234.89 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5950028 7390444 2217384 27.15 37992 1581396 727176 7.89 610604 1440800 96308 19:15:01 5724144 7402508 2443268 29.91 56476 1786620 702684 7.62 632968 1615440 127300 19:16:01 5489496 7374868 2677916 32.79 63484 1981048 714520 7.75 745980 1725928 104048 19:17:01 5558400 7449556 2609012 31.94 65444 1984184 630808 6.84 677692 1723568 9256 Average: 5680517 7404344 2486895 30.45 55849 1833312 693797 7.53 666811 1626434 84228 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 346.93 198.00 1468.71 62.51 0.00 0.00 0.00 0.00 19:14:02 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 19:15:01 ens3 24.43 19.55 268.80 3.13 0.00 0.00 0.00 0.00 19:15:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 19:16:01 ens3 287.20 281.07 1399.48 55.23 0.00 0.00 0.00 0.00 19:16:01 lo 1.57 1.57 0.16 0.16 0.00 0.00 0.00 0.00 19:17:01 ens3 47.81 59.62 27.66 530.84 0.00 0.00 0.00 0.00 19:17:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 177.21 140.04 793.24 163.63 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 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2221) 01/01/26 _x86_64_ (4 CPU) 19:12:51 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 22.51 0.00 1.74 4.07 2.47 69.21 19:14:02 0 8.24 0.00 1.29 2.20 2.21 86.06 19:14:02 1 33.33 0.00 1.91 4.37 2.71 57.69 19:14:02 2 20.84 0.00 2.02 4.61 2.64 69.89 19:14:02 3 27.69 0.00 1.78 5.11 2.34 63.08 19:15:01 all 20.59 0.00 1.16 1.95 1.37 74.93 19:15:01 0 10.11 0.00 0.62 0.93 1.47 86.87 19:15:01 1 49.61 0.00 2.58 1.71 2.01 44.09 19:15:01 2 3.28 0.00 0.59 4.91 0.94 90.27 19:15:01 3 19.45 0.00 0.86 0.24 1.03 78.43 19:16:01 all 37.99 0.00 1.95 1.52 5.33 53.22 19:16:01 0 28.65 0.00 1.74 1.02 4.88 63.71 19:16:01 1 36.80 0.00 1.43 1.70 4.92 55.15 19:16:01 2 34.58 0.00 2.04 2.15 5.34 55.89 19:16:01 3 51.88 0.00 2.54 1.20 6.21 38.18 19:17:01 all 20.88 0.00 0.99 0.86 1.44 75.84 19:17:01 0 1.16 0.00 0.45 0.76 0.81 96.81 19:17:01 1 10.18 0.00 0.91 2.26 1.01 85.63 19:17:01 2 30.20 0.00 1.14 0.25 1.87 66.53 19:17:01 3 41.93 0.00 1.43 0.17 2.03 54.45 Average: all 25.54 0.00 1.46 2.10 2.66 68.23 Average: 0 12.09 0.00 1.03 1.23 2.35 83.29 Average: 1 32.42 0.00 1.71 2.51 2.67 60.69 Average: 2 22.32 0.00 1.45 2.97 2.71 70.54 Average: 3 35.36 0.00 1.66 1.68 2.92 58.38