---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1665 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 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 467 5221 0 2287 7225 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:4f:f8:86 brd ff:ff:ff:ff:ff:ff inet 10.32.7.4/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe4f:f886/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1665) 05/24/26 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 140.66 54.76 85.90 3607.27 40954.52 07:07:01 82.46 30.93 51.53 1722.96 9520.42 07:08:01 56.41 10.35 46.07 620.46 9477.11 07:09:01 22.88 1.13 21.74 54.65 5935.09 Average: 75.57 24.26 51.31 1500.31 16500.13 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5935004 7412520 2232408 27.33 39708 1615836 705528 7.66 600640 1464536 126432 07:07:01 5586020 7360696 2581392 31.61 58780 1877128 761864 8.27 656880 1721596 157604 07:08:01 5385104 7431128 2782308 34.07 66876 2133404 650772 7.06 715488 1851944 162356 07:09:01 5376900 7428004 2790512 34.17 68632 2136172 661852 7.18 726620 1847600 9464 Average: 5570757 7408087 2596655 31.79 58499 1940635 695004 7.54 674907 1721419 113964 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 428.01 263.97 1524.43 68.04 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 71.43 57.84 543.95 14.77 0.00 0.00 0.00 0.00 07:07:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 170.11 150.82 1850.42 22.84 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:09:01 ens3 63.25 69.13 28.98 679.46 0.00 0.00 0.00 0.00 07:09:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 183.66 135.76 988.79 197.05 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 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-1665) 05/24/26 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 22.80 0.00 2.04 4.51 1.35 69.31 07:06:02 0 29.51 0.00 2.23 6.05 1.73 60.49 07:06:02 1 20.25 0.00 1.71 1.25 1.25 75.54 07:06:02 2 30.48 0.00 2.37 3.94 1.47 61.75 07:06:02 3 10.95 0.00 1.84 6.82 0.95 79.44 07:07:01 all 23.84 0.00 1.41 2.07 1.24 71.44 07:07:01 0 6.91 0.00 0.69 2.65 1.23 88.52 07:07:01 1 32.36 0.00 1.88 0.73 1.37 63.66 07:07:01 2 32.92 0.00 1.75 0.71 1.36 63.26 07:07:01 3 23.29 0.00 1.32 4.17 1.00 70.21 07:08:01 all 40.07 0.00 2.12 1.03 2.80 53.97 07:08:01 0 51.88 0.00 2.80 1.96 3.26 40.10 07:08:01 1 35.09 0.00 2.26 1.11 2.84 58.71 07:08:01 2 38.60 0.00 1.77 0.78 2.49 56.36 07:08:01 3 34.76 0.00 1.66 0.28 2.61 60.68 07:09:01 all 18.01 0.00 1.00 0.59 0.73 79.68 07:09:01 0 28.04 0.00 1.08 0.07 0.92 69.89 07:09:01 1 31.13 0.00 1.20 1.47 1.10 65.11 07:09:01 2 10.59 0.00 1.15 0.75 0.63 86.88 07:09:01 3 2.21 0.00 0.55 0.08 0.25 96.90 Average: all 26.20 0.00 1.64 2.05 1.53 68.57 Average: 0 29.16 0.00 1.70 2.68 1.79 64.67 Average: 1 29.70 0.00 1.76 1.14 1.64 65.76 Average: 2 28.13 0.00 1.76 1.55 1.49 67.08 Average: 3 17.81 0.00 1.34 2.83 1.21 76.81