---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2187 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.7G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 596 12905 0 2538 15124 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:47:6a:45 brd ff:ff:ff:ff:ff:ff inet 10.30.107.162/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:fe47:6a45/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2187) 10/11/25 _x86_64_ (4 CPU) 21:02:23 LINUX RESTART (4 CPU) 21:03:02 tps rtps wtps bread/s bwrtn/s 21:04:01 177.56 17.67 159.89 662.67 39080.29 21:05:01 50.25 0.77 49.48 23.60 27618.93 21:06:01 55.19 30.39 24.80 2088.85 15532.88 Average: 93.87 16.27 77.60 926.56 27345.50 21:03:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:04:01 13291300 15109460 3133668 19.08 75132 1932072 1204568 6.89 1143888 1754364 111728 21:05:01 13265824 15087200 3159144 19.23 75436 1934844 1214276 6.95 1175740 1746428 88 21:06:01 13227812 15487716 3197156 19.47 78840 2363244 862148 4.93 936500 2012024 18632 Average: 13261645 15228125 3163323 19.26 76469 2076720 1093664 6.26 1085376 1837605 43483 21:03:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:04:01 ens3 359.43 261.60 2388.54 64.47 0.00 0.00 0.00 0.00 21:04:01 lo 0.68 0.68 0.08 0.08 0.00 0.00 0.00 0.00 21:05:01 ens3 98.25 58.85 25.86 24.64 0.00 0.00 0.00 0.00 21:05:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:06:01 ens3 550.42 412.33 2687.22 143.36 0.00 0.00 0.00 0.00 21:06:01 lo 0.60 0.60 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 335.92 244.17 1696.79 77.57 0.00 0.00 0.00 0.00 Average: lo 0.51 0.51 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2187) 10/11/25 _x86_64_ (4 CPU) 21:02:23 LINUX RESTART (4 CPU) 21:03:02 CPU %user %nice %system %iowait %steal %idle 21:04:01 all 32.39 0.00 1.90 3.70 0.08 61.92 21:04:01 0 21.87 0.00 1.00 4.59 0.07 72.47 21:04:01 1 50.44 0.00 3.07 1.37 0.12 45.00 21:04:01 2 31.21 0.00 2.04 5.92 0.07 60.77 21:04:01 3 26.04 0.00 1.47 2.94 0.08 69.46 21:05:01 all 41.29 0.00 0.73 1.39 0.08 56.51 21:05:01 0 33.32 0.00 0.70 0.55 0.07 65.36 21:05:01 1 60.28 0.00 0.97 0.03 0.10 38.62 21:05:01 2 39.78 0.00 0.53 0.05 0.08 59.56 21:05:01 3 31.77 0.00 0.74 4.90 0.07 62.53 21:06:01 all 43.11 0.00 1.74 0.84 0.09 54.22 21:06:01 0 46.71 0.00 1.24 0.44 0.10 51.52 21:06:01 1 44.67 0.00 1.44 0.87 0.08 52.94 21:06:01 2 38.67 0.00 1.80 1.11 0.08 58.35 21:06:01 3 42.43 0.00 2.44 0.94 0.08 54.11 Average: all 38.96 0.00 1.45 1.97 0.09 57.53 Average: 0 34.02 0.00 0.98 1.84 0.08 63.07 Average: 1 51.81 0.00 1.82 0.76 0.10 45.51 Average: 2 36.58 0.00 1.45 2.34 0.08 59.55 Average: 3 33.44 0.00 1.55 2.93 0.08 62.00