---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-698 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 478 5352 0 2144 7219 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:ff:a2:7c brd ff:ff:ff:ff:ff:ff inet 10.32.7.172/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86095sec preferred_lft 86095sec inet6 fe80::f816:3eff:feff:a27c/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-698) 08/11/25 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 146.72 70.44 76.27 4323.36 39785.15 07:07:01 57.40 0.22 57.18 26.66 9352.62 07:08:01 91.53 37.71 53.82 2138.84 8128.91 07:09:01 23.60 1.25 22.35 63.06 4913.85 Average: 79.81 27.41 52.41 1638.02 15545.88 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 6051764 7435664 2115648 25.90 35324 1529700 680064 7.38 564440 1391240 72400 07:07:01 5822136 7409468 2345276 28.72 53408 1703608 709152 7.69 600048 1561484 68608 07:08:01 5546124 7442808 2621288 32.09 62232 1994132 639748 6.94 688316 1729800 114004 07:09:01 5480488 7387776 2686924 32.90 64568 2002136 697204 7.57 751672 1731836 9708 Average: 5725128 7418929 2442284 29.90 53883 1807394 681542 7.40 651119 1603590 66180 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 289.27 156.66 1193.11 59.07 0.00 0.00 0.00 0.00 07:06:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 07:07:01 ens3 42.42 29.16 560.48 4.33 0.00 0.00 0.00 0.00 07:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 07:08:01 ens3 275.17 273.69 1427.34 65.40 0.00 0.00 0.00 0.00 07:08:01 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 07:09:01 ens3 51.62 62.91 27.29 611.66 0.00 0.00 0.00 0.00 07:09:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 164.62 130.60 802.06 185.10 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 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-698) 08/11/25 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 19.97 0.00 2.97 6.04 3.74 67.27 07:06:01 0 19.98 0.00 5.48 3.36 3.44 67.74 07:06:01 1 22.43 0.00 2.08 5.91 3.46 66.12 07:06:01 2 10.30 0.00 2.02 9.23 4.80 73.64 07:06:01 3 27.33 0.00 2.36 5.62 3.23 61.46 07:07:01 all 19.12 0.00 1.19 2.62 2.26 74.82 07:07:01 0 5.19 0.00 0.41 0.10 2.92 91.39 07:07:01 1 54.77 0.00 2.73 1.32 2.91 38.27 07:07:01 2 11.44 0.00 1.33 9.04 2.31 75.88 07:07:01 3 5.43 0.00 0.26 0.02 0.88 93.41 07:08:01 all 35.35 0.00 1.98 2.73 6.21 53.73 07:08:01 0 34.20 0.00 2.39 3.00 5.69 54.72 07:08:01 1 34.94 0.00 1.49 1.67 6.04 55.86 07:08:01 2 27.78 0.00 1.86 1.96 6.88 61.51 07:08:01 3 44.59 0.00 2.17 4.31 6.23 42.70 07:09:01 all 19.88 0.00 0.87 1.32 1.98 75.94 07:09:01 0 9.16 0.00 0.73 0.30 0.90 88.91 07:09:01 1 29.11 0.00 1.09 0.55 1.80 67.44 07:09:01 2 3.66 0.00 0.62 3.96 2.44 89.32 07:09:01 3 37.67 0.00 1.02 0.46 2.80 58.04 Average: all 23.62 0.00 1.76 3.18 3.56 67.89 Average: 0 17.15 0.00 2.25 1.69 3.25 75.66 Average: 1 35.30 0.00 1.85 2.36 3.57 56.92 Average: 2 13.36 0.00 1.46 6.04 4.12 75.03 Average: 3 28.83 0.00 1.46 2.61 3.30 63.81