---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-16952 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.8G 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 956 12431 0 2652 14762 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:a9:88:8d brd ff:ff:ff:ff:ff:ff inet 10.30.107.180/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fea9:888d/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-16952) 02/14/26 _x86_64_ (4 CPU) 22:07:20 LINUX RESTART (4 CPU) 22:08:02 tps rtps wtps bread/s bwrtn/s 22:09:01 221.39 34.30 187.09 1855.28 36223.42 22:10:01 35.38 8.28 27.10 701.08 5070.35 22:11:01 29.76 4.62 25.15 122.91 11576.47 Average: 94.81 15.63 79.18 887.72 17519.52 22:08:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:09:01 12919380 14983788 3505588 21.34 77920 2171256 1258104 7.20 1305952 1954020 118252 22:10:01 12223684 14334436 4201284 25.58 79528 2213924 1848772 10.58 2011780 1939004 2004 22:11:01 12755432 15130124 3669536 22.34 81312 2472376 1111540 6.36 1422088 1992180 10488 Average: 12632832 14816116 3792136 23.09 79587 2285852 1406139 8.05 1579940 1961735 43581 22:08:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:09:01 lo 0.68 0.68 0.08 0.08 0.00 0.00 0.00 0.00 22:09:01 ens3 427.71 320.84 5423.72 53.32 0.00 0.00 0.00 0.00 22:10:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:10:01 ens3 290.70 169.56 199.79 66.28 0.00 0.00 0.00 0.00 22:11:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 22:11:01 ens3 489.47 278.04 741.80 223.68 0.00 0.00 0.00 0.00 Average: lo 0.38 0.38 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 402.49 255.78 2103.33 114.77 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16952) 02/14/26 _x86_64_ (4 CPU) 22:07:20 LINUX RESTART (4 CPU) 22:08:02 CPU %user %nice %system %iowait %steal %idle 22:09:01 all 31.17 0.00 2.01 2.01 0.07 64.73 22:09:01 0 24.24 0.00 1.29 0.54 0.07 73.86 22:09:01 1 35.78 0.00 2.70 1.66 0.08 59.77 22:09:01 2 25.14 0.00 1.80 5.12 0.07 67.86 22:09:01 3 39.50 0.00 2.23 0.73 0.09 57.46 22:10:01 all 76.42 0.00 2.10 0.15 0.10 21.23 22:10:01 0 85.46 0.00 2.17 0.10 0.10 12.17 22:10:01 1 71.46 0.00 1.86 0.20 0.10 26.38 22:10:01 2 75.20 0.00 2.41 0.27 0.12 22.01 22:10:01 3 73.50 0.00 1.96 0.05 0.10 24.39 22:11:01 all 46.92 0.00 1.65 0.25 0.08 51.10 22:11:01 0 46.03 0.00 1.20 0.07 0.07 52.64 22:11:01 1 45.83 0.00 1.75 0.20 0.07 52.15 22:11:01 2 45.32 0.00 1.47 0.73 0.08 52.40 22:11:01 3 50.51 0.00 2.19 0.02 0.07 47.22 Average: all 51.61 0.00 1.92 0.80 0.08 45.59 Average: 0 52.06 0.00 1.56 0.24 0.08 46.07 Average: 1 51.10 0.00 2.10 0.68 0.08 46.03 Average: 2 48.69 0.00 1.89 2.02 0.09 47.30 Average: 3 54.57 0.00 2.13 0.26 0.08 42.96