---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12372 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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: 2799.998 BogoMIPS: 5599.99 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.7G 68G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 1232 11204 0 3603 14477 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:3d:3b:01 brd ff:ff:ff:ff:ff:ff inet 10.30.107.232/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe3d:3b01/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12372) 07/25/26 _x86_64_ (4 CPU) 22:07:19 LINUX RESTART (4 CPU) 22:08:02 tps rtps wtps bread/s bwrtn/s 22:09:01 199.49 29.45 170.04 1710.90 48780.88 22:10:01 79.18 13.05 66.13 862.53 11059.20 22:11:02 19.91 4.72 15.20 119.45 4095.05 Average: 98.97 15.66 83.31 893.08 21158.84 22:08:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:09:01 12339092 15278084 4085868 24.88 78112 3032216 994880 5.69 962936 2847056 217740 22:10:01 11238848 14307732 5186112 31.57 81016 3152512 1877092 10.74 2013512 2885816 1208 22:11:02 11535948 14880932 4889012 29.77 82420 3418344 1329388 7.61 1658760 2937796 220424 Average: 11704629 14822249 4720331 28.74 80516 3201024 1400453 8.01 1545069 2890223 146457 22:08:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:09:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 22:09:01 ens3 913.86 474.87 19765.46 59.12 0.00 0.00 0.00 0.00 22:10:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:10:01 ens3 287.53 188.33 753.94 60.63 0.00 0.00 0.00 0.00 22:11:02 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 22:11:02 ens3 455.96 274.95 735.62 203.64 0.00 0.00 0.00 0.00 Average: lo 0.38 0.38 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 550.45 311.82 7014.53 108.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12372) 07/25/26 _x86_64_ (4 CPU) 22:07:19 LINUX RESTART (4 CPU) 22:08:02 CPU %user %nice %system %iowait %steal %idle 22:09:01 all 27.25 0.00 2.47 1.56 0.08 68.65 22:09:01 0 14.17 0.00 1.64 3.06 0.09 81.04 22:09:01 1 28.92 0.00 2.74 1.55 0.07 66.72 22:09:01 2 27.68 0.00 3.33 1.00 0.05 67.93 22:09:01 3 38.15 0.00 2.18 0.61 0.09 58.98 22:10:01 all 71.81 0.00 2.18 0.35 0.10 25.57 22:10:01 0 68.88 0.00 1.48 0.13 0.10 29.41 22:10:01 1 71.13 0.00 2.83 0.57 0.10 25.38 22:10:01 2 74.82 0.00 2.16 0.53 0.10 22.38 22:10:01 3 72.39 0.00 2.25 0.17 0.10 25.10 22:11:02 all 65.79 0.00 1.92 0.05 0.10 32.13 22:11:02 0 69.73 0.00 1.85 0.03 0.10 28.28 22:11:02 1 57.83 0.00 2.47 0.12 0.12 39.47 22:11:02 2 73.51 0.00 1.19 0.02 0.12 25.17 22:11:02 3 62.08 0.00 2.18 0.00 0.12 35.62 Average: all 55.12 0.00 2.19 0.65 0.09 41.96 Average: 0 51.19 0.00 1.66 1.06 0.10 46.00 Average: 1 52.76 0.00 2.68 0.74 0.10 43.73 Average: 2 58.86 0.00 2.22 0.52 0.09 38.32 Average: 3 57.64 0.00 2.20 0.26 0.10 39.79