---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2292 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 491 5360 0 2124 7206 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:62:4f:10 brd ff:ff:ff:ff:ff:ff inet 10.32.6.78/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fe62:4f10/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2292) 01/02/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 163.91 80.10 83.80 4848.53 40123.06 19:15:01 55.72 11.72 44.00 975.33 6930.53 19:16:01 87.79 17.91 69.87 663.76 11607.53 19:17:01 25.61 1.22 24.40 67.46 4411.26 Average: 83.26 27.74 55.52 1638.80 15768.47 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5997640 7403440 2169772 26.57 36480 1549948 709612 7.70 597372 1410324 86240 19:15:01 5785544 7398900 2381868 29.16 53656 1729176 693756 7.53 631608 1565916 150396 19:16:01 5518940 7394596 2648472 32.43 63276 1971848 677972 7.36 725580 1718276 99996 19:17:01 5439868 7327760 2727544 33.40 65264 1981696 740192 8.03 799872 1721396 8668 Average: 5685498 7381174 2481914 30.39 54669 1808167 705383 7.65 688608 1603978 86325 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 19:14:01 ens3 411.41 218.70 1376.16 63.62 0.00 0.00 0.00 0.00 19:15:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 19:15:01 ens3 34.02 27.33 421.73 3.88 0.00 0.00 0.00 0.00 19:16:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 19:16:01 ens3 304.53 287.82 1402.53 57.74 0.00 0.00 0.00 0.00 19:17:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 19:17:01 ens3 51.07 60.02 26.93 527.43 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 200.27 148.47 806.85 163.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2292) 01/02/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 20.61 0.00 2.70 5.76 2.93 68.01 19:14:01 0 13.62 0.00 4.17 3.65 2.21 76.35 19:14:01 1 12.58 0.00 1.62 6.62 2.62 76.56 19:14:01 2 32.40 0.00 2.85 8.25 4.09 52.41 19:14:01 3 23.80 0.00 2.15 4.50 2.78 66.76 19:15:01 all 20.39 0.00 1.20 1.95 1.45 75.01 19:15:01 0 4.89 0.00 0.47 0.85 0.60 93.20 19:15:01 1 18.12 0.00 1.06 0.20 1.08 79.53 19:15:01 2 39.08 0.00 1.99 0.56 2.71 55.66 19:15:01 3 19.37 0.00 1.30 6.20 1.41 71.72 19:16:01 all 38.62 0.00 2.11 1.56 5.61 52.09 19:16:01 0 36.59 0.00 1.15 0.33 5.05 56.88 19:16:01 1 44.74 0.00 2.16 2.30 5.51 45.29 19:16:01 2 36.70 0.00 2.72 2.57 5.66 52.35 19:16:01 3 36.48 0.00 2.39 1.05 6.24 53.84 19:17:01 all 21.06 0.00 0.75 0.94 1.29 75.95 19:17:01 0 33.21 0.00 1.14 0.32 1.64 63.69 19:17:01 1 26.15 0.00 0.89 0.13 1.62 71.21 19:17:01 2 20.56 0.00 0.55 0.96 1.16 76.77 19:17:01 3 4.24 0.00 0.43 2.36 0.75 92.22 Average: all 25.20 0.00 1.69 2.55 2.83 67.73 Average: 0 22.10 0.00 1.73 1.29 2.38 72.50 Average: 1 25.43 0.00 1.43 2.31 2.71 68.11 Average: 2 32.21 0.00 2.03 3.09 3.41 59.25 Average: 3 21.05 0.00 1.57 3.52 2.81 71.06