---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9997 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 478 5186 0 2311 7215 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:0e:70:6a brd ff:ff:ff:ff:ff:ff inet 10.32.7.24/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86101sec preferred_lft 86101sec inet6 fe80::f816:3eff:fe0e:706a/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-9997) 03/28/26 _x86_64_ (4 CPU) 19:37:58 LINUX RESTART (4 CPU) 19:38:01 tps rtps wtps bread/s bwrtn/s 19:39:01 177.70 96.23 81.47 5162.74 40121.73 19:40:01 56.22 0.18 56.04 22.00 9330.98 19:41:01 98.87 36.42 62.45 2216.59 12454.65 19:42:01 35.11 3.78 31.33 161.44 4696.15 Average: 91.98 34.16 57.82 1890.71 16650.70 19:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:39:01 6036708 7421640 2130712 26.09 35460 1530364 688228 7.47 574844 1394052 67816 19:40:01 5750228 7392476 2417192 29.60 55320 1752444 716864 7.78 617444 1606196 127192 19:41:01 4927568 6869948 3239852 39.67 62436 2037824 1226492 13.31 1189768 1839792 5948 19:42:01 5332496 7404820 2834924 34.71 67248 2159832 661224 7.17 711896 1909408 28456 Average: 5511750 7272221 2655670 32.52 55116 1870116 823202 8.93 773488 1687362 57353 19:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:39:01 ens3 433.41 227.18 1191.64 65.34 0.00 0.00 0.00 0.00 19:39:01 lo 2.13 2.13 0.19 0.19 0.00 0.00 0.00 0.00 19:40:01 ens3 45.11 35.46 571.70 4.77 0.00 0.00 0.00 0.00 19:40:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:41:01 ens3 432.39 386.15 3732.48 74.61 0.00 0.00 0.00 0.00 19:41:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 19:42:01 ens3 216.01 215.80 866.94 49.76 0.00 0.00 0.00 0.00 19:42:01 lo 1.37 1.37 0.19 0.19 0.00 0.00 0.00 0.00 Average: ens3 281.74 216.15 1590.78 48.62 0.00 0.00 0.00 0.00 Average: lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9997) 03/28/26 _x86_64_ (4 CPU) 19:37:58 LINUX RESTART (4 CPU) 19:38:01 CPU %user %nice %system %iowait %steal %idle 19:39:01 all 21.20 0.00 3.00 6.73 2.97 66.10 19:39:01 0 11.01 0.00 1.73 3.60 2.16 81.50 19:39:01 1 38.42 0.00 2.51 7.46 3.09 48.51 19:39:01 2 10.17 0.00 1.88 6.22 3.96 77.77 19:39:01 3 25.47 0.00 5.93 9.66 2.62 56.31 19:40:01 all 19.08 0.00 1.36 2.56 2.22 74.78 19:40:01 0 0.16 0.00 0.20 0.33 1.38 97.93 19:40:01 1 14.33 0.00 1.20 7.50 2.25 74.72 19:40:01 2 48.72 0.00 3.24 2.12 3.43 42.49 19:40:01 3 13.14 0.00 0.79 0.26 1.83 83.98 19:41:01 all 39.61 0.00 2.33 2.85 5.69 49.52 19:41:01 0 34.78 0.00 1.42 2.59 5.40 55.81 19:41:01 1 39.56 0.00 2.95 2.84 5.53 49.11 19:41:01 2 41.15 0.00 2.51 5.11 6.19 45.04 19:41:01 3 42.93 0.00 2.48 0.85 5.67 48.07 19:42:01 all 32.02 0.00 1.80 0.91 2.85 62.42 19:42:01 0 41.24 0.00 1.51 0.85 2.81 53.59 19:42:01 1 36.98 0.00 1.89 2.09 2.48 56.57 19:42:01 2 27.67 0.00 2.04 0.33 3.14 66.81 19:42:01 3 22.38 0.00 1.74 0.33 2.97 72.58 Average: all 27.99 0.00 2.12 3.26 3.44 63.18 Average: 0 21.80 0.00 1.21 1.84 2.94 72.20 Average: 1 32.30 0.00 2.14 4.97 3.34 57.24 Average: 2 31.85 0.00 2.41 3.46 4.18 58.09 Average: 3 26.00 0.00 2.73 2.76 3.28 65.23