---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7946 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 477 5310 0 2188 7218 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:4e:a8:49 brd ff:ff:ff:ff:ff:ff inet 10.32.7.175/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86100sec preferred_lft 86100sec inet6 fe80::f816:3eff:fe4e:a849/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7946) 03/02/26 _x86_64_ (4 CPU) 14:54:55 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 151.01 66.09 84.92 4287.02 40714.70 14:57:01 83.70 30.03 53.67 1701.32 9412.30 14:58:01 69.87 8.58 61.29 500.45 7403.30 14:59:02 26.00 1.63 24.36 75.99 4960.77 Average: 82.64 26.58 56.06 1641.19 15622.77 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5995772 7415820 2171648 26.59 37000 1563024 713748 7.74 585148 1423576 84192 14:57:01 5611352 7322076 2556068 31.30 56796 1818072 840552 9.12 697084 1662452 102156 14:58:01 5531372 7471348 2636048 32.28 64828 2032668 624904 6.78 665372 1761644 115040 14:59:02 5455808 7407416 2711612 33.20 67120 2041564 683436 7.42 737356 1764276 8396 Average: 5648576 7404165 2518844 30.84 56436 1863832 715660 7.77 671240 1652987 77446 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 14:56:01 ens3 408.35 246.61 1486.14 68.05 0.00 0.00 0.00 0.00 14:57:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 14:57:01 ens3 66.64 55.77 456.95 14.37 0.00 0.00 0.00 0.00 14:58:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 14:58:01 ens3 365.71 382.82 1584.22 70.81 0.00 0.00 0.00 0.00 14:59:02 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 14:59:02 ens3 65.52 70.00 34.61 605.43 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 226.55 188.80 890.48 189.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7946) 03/02/26 _x86_64_ (4 CPU) 14:54:55 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 20.47 0.00 2.54 4.77 1.40 70.82 14:56:01 0 8.18 0.00 1.90 12.06 1.33 76.53 14:56:01 1 26.14 0.00 2.05 4.25 1.43 66.13 14:56:01 2 33.46 0.00 2.02 1.75 1.65 61.12 14:56:01 3 14.14 0.00 4.15 1.00 1.17 79.54 14:57:01 all 23.02 0.00 1.43 2.03 1.32 72.20 14:57:01 0 5.61 0.00 1.06 5.60 1.67 86.06 14:57:01 1 42.29 0.00 2.03 1.07 1.52 53.09 14:57:01 2 38.82 0.00 2.38 0.87 1.68 56.25 14:57:01 3 5.44 0.00 0.27 0.57 0.40 93.32 14:58:01 all 44.91 0.00 2.44 0.89 3.24 48.52 14:58:01 0 41.55 0.00 1.91 1.43 2.88 52.24 14:58:01 1 44.91 0.00 2.52 0.43 3.28 48.87 14:58:01 2 51.31 0.00 3.94 0.81 3.57 40.37 14:58:01 3 41.87 0.00 1.42 0.89 3.24 52.57 14:59:02 all 18.45 0.00 0.85 0.88 0.80 79.02 14:59:02 0 4.50 0.00 0.48 1.95 0.35 92.72 14:59:02 1 35.77 0.00 0.95 0.13 1.07 62.08 14:59:02 2 5.97 0.00 0.70 0.86 0.75 91.72 14:59:02 3 27.58 0.00 1.26 0.57 1.05 69.54 Average: all 26.73 0.00 1.82 2.14 1.69 67.62 Average: 0 14.98 0.00 1.34 5.25 1.56 76.87 Average: 1 37.29 0.00 1.89 1.47 1.83 57.53 Average: 2 32.39 0.00 2.26 1.07 1.91 62.36 Average: 3 22.29 0.00 1.77 0.76 1.47 73.71