---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8393 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 8.9G 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 608 12608 0 2822 15101 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:1a:27:ef brd ff:ff:ff:ff:ff:ff inet 10.30.107.154/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86077sec preferred_lft 86077sec inet6 fe80::f816:3eff:fe1a:27ef/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-8393) 11/03/25 _x86_64_ (4 CPU) 08:35:22 LINUX RESTART (4 CPU) 08:36:01 tps rtps wtps bread/s bwrtn/s 08:37:01 168.12 28.83 139.29 1695.18 50282.15 08:38:01 315.46 16.85 298.62 1003.83 16488.19 08:39:01 77.19 0.78 76.40 50.66 12589.10 08:40:01 30.47 1.67 28.80 82.40 2402.80 Average: 147.81 12.03 135.78 708.04 20441.31 08:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:37:01 13623668 15371416 2801300 17.06 76296 1863180 985776 5.64 867544 1701620 110140 08:38:01 11941684 14162212 4483284 27.30 95420 2297764 2193344 12.55 2184504 2024288 129484 08:39:01 10804256 13280916 5620712 34.22 100240 2538944 2735508 15.66 3302552 2028948 27984 08:40:01 12976436 15525008 3448532 21.00 103036 2606352 775684 4.44 1096912 2066144 67288 Average: 12336511 14584888 4088457 24.89 93748 2326560 1672578 9.57 1862878 1955250 83724 08:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:37:01 ens3 180.64 166.64 1537.54 40.52 0.00 0.00 0.00 0.00 08:37:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 08:38:01 ens3 494.83 420.01 4332.37 73.65 0.00 0.00 0.00 0.00 08:38:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 08:39:01 ens3 845.68 644.33 3332.72 255.02 0.00 0.00 0.00 0.00 08:39:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 08:40:01 ens3 302.43 270.18 290.69 655.66 0.00 0.00 0.00 0.00 08:40:01 lo 34.87 34.87 3.13 3.13 0.00 0.00 0.00 0.00 Average: ens3 455.90 375.29 2373.42 256.19 0.00 0.00 0.00 0.00 Average: lo 9.10 9.10 0.82 0.82 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8393) 11/03/25 _x86_64_ (4 CPU) 08:35:22 LINUX RESTART (4 CPU) 08:36:01 CPU %user %nice %system %iowait %steal %idle 08:37:01 all 19.74 0.00 1.39 6.41 0.06 72.40 08:37:01 0 22.49 0.00 1.04 14.14 0.05 62.27 08:37:01 1 10.98 0.00 0.92 0.48 0.03 87.58 08:37:01 2 23.58 0.00 1.37 2.46 0.07 72.52 08:37:01 3 21.94 0.00 2.25 8.54 0.08 67.20 08:38:01 all 60.11 0.00 2.43 1.44 0.10 35.91 08:38:01 0 62.98 0.00 3.43 1.10 0.12 32.37 08:38:01 1 56.45 0.00 1.99 1.09 0.10 40.37 08:38:01 2 65.36 0.00 1.69 1.62 0.10 31.23 08:38:01 3 55.70 0.00 2.63 1.94 0.08 39.65 08:39:01 all 65.13 0.00 2.42 0.28 0.10 32.08 08:39:01 0 66.75 0.00 2.20 0.13 0.10 30.82 08:39:01 1 67.33 0.00 3.02 0.30 0.10 29.26 08:39:01 2 64.31 0.00 2.45 0.00 0.10 33.14 08:39:01 3 62.10 0.00 2.02 0.67 0.10 35.11 08:40:01 all 40.90 0.00 2.40 0.16 0.08 56.46 08:40:01 0 38.41 0.00 2.58 0.15 0.08 58.78 08:40:01 1 49.01 0.00 1.88 0.07 0.08 48.96 08:40:01 2 34.58 0.00 2.26 0.02 0.08 63.06 08:40:01 3 41.66 0.00 2.87 0.42 0.07 54.98 Average: all 46.46 0.00 2.16 2.07 0.09 49.22 Average: 0 47.62 0.00 2.31 3.88 0.09 46.10 Average: 1 45.91 0.00 1.95 0.49 0.08 51.57 Average: 2 46.96 0.00 1.94 1.02 0.09 49.99 Average: 3 45.35 0.00 2.44 2.89 0.08 49.23