---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-771 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 463 5367 0 2144 7233 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:3f:0f:8b brd ff:ff:ff:ff:ff:ff inet 10.32.6.174/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fe3f:f8b/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-771) 08/12/25 _x86_64_ (4 CPU) 07:04:56 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 160.02 76.67 83.35 4734.94 40110.00 07:07:01 54.17 0.22 53.95 27.11 8899.90 07:08:01 94.95 37.75 57.20 2141.73 8182.04 07:09:01 23.53 1.23 22.30 62.39 4771.87 Average: 83.29 29.09 54.20 1748.68 15517.64 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 6023620 7414796 2143800 26.25 36404 1535008 700772 7.60 586560 1394884 71128 07:07:01 5770764 7406740 2396656 29.34 55996 1744368 697628 7.57 597896 1604124 123352 07:08:01 5492576 7394788 2674844 32.75 62712 1998764 694952 7.54 737128 1732688 116236 07:09:01 5562336 7472344 2605084 31.90 64684 2003840 620424 6.73 666552 1732644 9964 Average: 5712324 7422167 2455096 30.06 54949 1820495 678444 7.36 647034 1616085 80170 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 409.77 222.83 1249.28 64.99 0.00 0.00 0.00 0.00 07:06:02 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 36.48 30.16 533.51 4.25 0.00 0.00 0.00 0.00 07:07:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 07:08:01 ens3 295.52 282.68 1415.96 57.20 0.00 0.00 0.00 0.00 07:08:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 07:09:01 ens3 52.39 58.31 27.24 600.61 0.00 0.00 0.00 0.00 07:09:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 199.22 148.99 807.68 182.49 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 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-771) 08/12/25 _x86_64_ (4 CPU) 07:04:56 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 22.57 0.00 3.21 5.18 1.64 67.40 07:06:02 0 31.94 0.00 5.82 2.96 1.90 57.39 07:06:02 1 22.25 0.00 2.46 5.11 1.69 68.49 07:06:02 2 20.99 0.00 2.18 4.34 1.73 70.76 07:06:02 3 15.08 0.00 2.38 8.31 1.25 72.98 07:07:01 all 20.82 0.00 1.37 1.50 1.15 75.17 07:07:01 0 40.74 0.00 1.93 2.52 1.73 53.09 07:07:01 1 5.11 0.00 0.49 0.71 0.93 92.76 07:07:01 2 23.83 0.00 1.91 0.17 1.27 72.82 07:07:01 3 13.66 0.00 1.12 2.57 0.68 81.98 07:08:01 all 41.30 0.00 2.24 1.78 2.95 51.72 07:08:01 0 31.39 0.00 2.35 2.07 2.55 61.63 07:08:01 1 35.60 0.00 1.76 1.86 2.66 58.11 07:08:01 2 62.35 0.00 2.50 0.58 3.58 30.99 07:08:01 3 35.89 0.00 2.36 2.63 3.03 56.09 07:09:01 all 21.17 0.00 1.08 0.70 1.04 76.02 07:09:01 0 3.81 0.00 0.50 0.33 0.43 94.93 07:09:01 1 32.45 0.00 1.23 1.34 1.79 63.19 07:09:01 2 31.63 0.00 1.53 0.08 1.20 65.55 07:09:01 3 16.81 0.00 1.05 1.03 0.70 80.41 Average: all 26.49 0.00 1.97 2.29 1.70 67.55 Average: 0 26.91 0.00 2.65 1.97 1.65 66.81 Average: 1 23.92 0.00 1.49 2.26 1.77 70.56 Average: 2 34.74 0.00 2.03 1.30 1.95 59.98 Average: 3 20.39 0.00 1.73 3.64 1.42 72.82