---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8341 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 479 5347 0 2149 7218 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:76:0a:a7 brd ff:ff:ff:ff:ff:ff inet 10.32.6.203/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fe76:aa7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8341) 11/06/25 _x86_64_ (4 CPU) 14:54:52 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 134.54 54.64 79.90 3578.20 40485.27 14:57:01 71.55 19.23 52.32 1362.57 9041.29 14:58:01 76.64 18.71 57.92 811.06 7943.08 14:59:01 22.18 1.32 20.86 65.72 4790.40 Average: 76.23 23.48 52.75 1454.39 15565.01 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5984380 7406244 2183040 26.73 37104 1564760 712188 7.73 595548 1424920 87164 14:57:01 5758152 7449452 2409268 29.50 57124 1798512 820692 8.91 566004 1648400 134768 14:58:01 5427724 7342232 2739696 33.54 62920 2010856 736576 7.99 790252 1743540 122036 14:59:01 5502516 7415956 2664904 32.63 64788 2007520 661100 7.17 724020 1735536 9364 Average: 5668193 7403471 2499227 30.60 55484 1845412 732639 7.95 668956 1638099 88333 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 348.36 223.28 1426.94 65.49 0.00 0.00 0.00 0.00 14:56:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:57:01 ens3 70.35 41.61 454.55 13.16 0.00 0.00 0.00 0.00 14:57:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 14:58:01 ens3 220.86 246.79 1244.56 40.93 0.00 0.00 0.00 0.00 14:58:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 14:59:01 ens3 49.88 60.89 28.05 601.41 0.00 0.00 0.00 0.00 14:59:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 172.36 143.14 788.53 180.25 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 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-8341) 11/06/25 _x86_64_ (4 CPU) 14:54:52 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 22.34 0.00 2.12 4.28 1.58 69.67 14:56:01 0 29.41 0.00 2.21 2.80 2.02 63.55 14:56:01 1 25.08 0.00 1.90 2.43 1.16 69.43 14:56:01 2 12.58 0.00 1.58 4.45 1.17 80.22 14:56:01 3 22.24 0.00 2.83 7.44 1.98 65.52 14:57:01 all 21.47 0.00 1.40 1.91 1.25 73.97 14:57:01 0 17.26 0.00 1.34 0.98 1.23 79.19 14:57:01 1 24.05 0.00 1.23 1.54 1.05 72.13 14:57:01 2 10.87 0.00 0.76 4.62 0.80 82.94 14:57:01 3 33.69 0.00 2.26 0.48 1.92 61.65 14:58:01 all 39.97 0.00 2.11 1.52 2.96 53.44 14:58:01 0 32.25 0.00 2.43 2.46 2.99 59.87 14:58:01 1 34.68 0.00 1.96 1.14 3.15 59.07 14:58:01 2 60.08 0.00 1.89 1.10 3.25 33.68 14:58:01 3 32.81 0.00 2.15 1.40 2.45 61.19 14:59:01 all 21.24 0.00 1.05 0.67 1.06 75.98 14:59:01 0 9.05 0.00 0.63 0.50 1.06 88.76 14:59:01 1 39.31 0.00 1.31 0.23 1.46 57.67 14:59:01 2 11.41 0.00 1.08 1.63 0.68 85.19 14:59:01 3 25.28 0.00 1.17 0.33 1.05 72.16 Average: all 26.25 0.00 1.67 2.10 1.71 68.27 Average: 0 21.98 0.00 1.65 1.68 1.82 72.87 Average: 1 30.78 0.00 1.60 1.34 1.71 64.58 Average: 2 23.76 0.00 1.33 2.95 1.48 70.49 Average: 3 28.51 0.00 2.10 2.41 1.85 65.13