---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9016 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 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 470 5190 0 2314 7221 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:f5:86:d9 brd ff:ff:ff:ff:ff:ff inet 10.32.6.82/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86094sec preferred_lft 86094sec inet6 fe80::f816:3eff:fef5:86d9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9016) 08/23/26 _x86_64_ (4 CPU) 12:46:51 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 132.36 54.56 77.80 3588.60 32962.39 12:49:01 65.26 14.43 50.82 781.20 9598.53 12:50:01 95.77 24.51 71.25 1449.89 10496.25 12:51:01 27.50 1.98 25.52 113.54 5617.06 Average: 80.22 23.87 56.35 1483.20 14667.80 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5936524 7399104 2230888 27.31 39172 1602052 722868 7.84 610216 1453480 117424 12:49:01 5668868 7473508 2498544 30.59 58188 1907384 800896 8.69 534728 1760900 212424 12:50:01 5239196 7187204 2928216 35.85 65840 2037528 898320 9.75 890572 1821492 7476 12:51:01 5331616 7411324 2835796 34.72 68560 2164428 668184 7.25 731208 1886200 9548 Average: 5544051 7367785 2623361 32.12 57940 1927848 772567 8.38 691681 1730518 86718 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:48:01 ens3 430.44 212.61 1503.97 65.34 0.00 0.00 0.00 0.00 12:49:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 12:49:01 ens3 87.07 72.67 898.21 13.78 0.00 0.00 0.00 0.00 12:50:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 12:50:01 ens3 243.53 281.47 1296.07 61.36 0.00 0.00 0.00 0.00 12:51:01 lo 1.40 1.40 0.12 0.12 0.00 0.00 0.00 0.00 12:51:01 ens3 83.24 82.14 261.39 596.39 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 211.06 162.22 989.85 184.25 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9016) 08/23/26 _x86_64_ (4 CPU) 12:46:51 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 23.93 0.00 1.74 3.80 1.31 69.21 12:48:01 0 39.14 0.00 1.55 1.65 1.32 56.33 12:48:01 1 34.69 0.00 2.48 2.03 1.43 59.36 12:48:01 2 10.27 0.00 1.23 6.67 1.32 80.52 12:48:01 3 11.68 0.00 1.65 4.85 1.17 80.66 12:49:01 all 21.62 0.00 1.51 1.47 0.90 74.51 12:49:01 0 43.11 0.00 2.82 0.85 1.38 51.84 12:49:01 1 14.89 0.00 0.85 0.50 0.52 83.24 12:49:01 2 2.92 0.00 0.73 3.62 0.78 91.94 12:49:01 3 25.50 0.00 1.70 0.90 0.88 71.01 12:50:01 all 43.80 0.00 2.78 1.97 3.00 48.46 12:50:01 0 42.26 0.00 2.21 0.57 2.74 52.22 12:50:01 1 48.09 0.00 2.77 2.19 3.04 43.91 12:50:01 2 41.25 0.00 2.43 2.66 3.18 50.49 12:50:01 3 43.58 0.00 3.71 2.48 3.01 47.21 12:51:01 all 21.54 0.00 1.21 0.79 0.86 75.61 12:51:01 0 15.72 0.00 1.65 0.93 0.65 81.05 12:51:01 1 36.51 0.00 1.43 0.90 1.02 60.14 12:51:01 2 17.92 0.00 0.70 0.12 0.81 80.45 12:51:01 3 16.03 0.00 1.05 1.20 0.97 80.76 Average: all 27.72 0.00 1.81 2.01 1.51 66.95 Average: 0 35.06 0.00 2.06 1.00 1.53 60.36 Average: 1 33.54 0.00 1.88 1.41 1.50 61.67 Average: 2 18.07 0.00 1.27 3.26 1.52 75.88 Average: 3 24.20 0.00 2.03 2.36 1.51 69.91