---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8997 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 469 5160 0 2346 7222 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:88:ff:54 brd ff:ff:ff:ff:ff:ff inet 10.32.7.179/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:fe88:ff54/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8997) 08/23/26 _x86_64_ (4 CPU) 07:04:51 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 131.34 54.54 76.80 3587.27 37064.11 07:07:01 52.48 0.15 52.33 21.01 9190.31 07:08:01 80.70 38.43 42.28 2257.22 10040.86 07:09:01 28.78 1.88 26.90 108.25 8219.96 Average: 73.41 23.85 49.56 1499.60 16157.84 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5975548 7407856 2191872 26.84 37644 1574272 722276 7.84 595832 1432936 90224 07:07:01 5677812 7389468 2489608 30.48 57004 1816644 706176 7.66 612444 1678324 162124 07:08:01 5317656 7415828 2849764 34.89 65932 2185616 662856 7.19 729488 1904188 210760 07:09:01 5257604 7370760 2909816 35.63 68096 2197992 711124 7.72 784208 1909060 8548 Average: 5557155 7395978 2610265 31.96 57169 1943631 700608 7.60 680493 1731127 117914 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 456.01 222.85 1501.74 64.07 0.00 0.00 0.00 0.00 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 21.20 17.25 366.10 2.98 0.00 0.00 0.00 0.00 07:07:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 07:08:01 ens3 180.02 163.92 2388.77 33.76 0.00 0.00 0.00 0.00 07:08:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 07:09:01 ens3 61.87 70.24 26.58 677.25 0.00 0.00 0.00 0.00 07:09:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 180.44 118.99 1073.74 195.32 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 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-8997) 08/23/26 _x86_64_ (4 CPU) 07:04:51 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 21.78 0.00 1.90 3.95 1.59 70.79 07:06:02 0 11.48 0.00 1.14 1.94 2.13 83.31 07:06:02 1 18.20 0.00 1.85 5.65 1.02 73.28 07:06:02 2 35.82 0.00 2.44 5.24 1.91 54.59 07:06:02 3 21.72 0.00 2.12 2.95 1.28 71.92 07:07:01 all 20.45 0.00 1.24 1.57 1.19 75.55 07:07:01 0 13.08 0.00 0.25 0.03 1.61 85.03 07:07:01 1 6.55 0.00 0.56 0.02 0.30 92.57 07:07:01 2 48.00 0.00 2.88 5.35 2.00 41.78 07:07:01 3 14.21 0.00 1.30 0.91 0.83 82.74 07:08:01 all 38.84 0.00 2.14 2.09 3.51 53.42 07:08:01 0 39.02 0.00 1.81 0.88 3.15 55.14 07:08:01 1 37.40 0.00 2.64 3.60 3.97 52.38 07:08:01 2 41.74 0.00 2.38 1.47 4.01 50.40 07:08:01 3 37.15 0.00 1.74 2.42 2.92 55.77 07:09:01 all 20.16 0.00 0.79 0.94 1.08 77.03 07:09:01 0 27.87 0.00 0.97 1.43 1.13 68.60 07:09:01 1 10.58 0.00 0.92 0.78 0.63 87.09 07:09:01 2 35.63 0.00 0.67 0.77 1.66 61.28 07:09:01 3 6.68 0.00 0.59 0.76 0.92 91.04 Average: all 25.33 0.00 1.52 2.14 1.85 69.17 Average: 0 22.87 0.00 1.04 1.08 2.01 73.01 Average: 1 18.24 0.00 1.50 2.52 1.49 76.25 Average: 2 40.27 0.00 2.09 3.19 2.40 52.05 Average: 3 19.95 0.00 1.44 1.76 1.49 75.36