---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1684 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 7.7G 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 5243 0 2255 7215 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:1e:fd:f7 brd ff:ff:ff:ff:ff:ff inet 10.32.6.137/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86101sec preferred_lft 86101sec inet6 fe80::f816:3eff:fe1e:fdf7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1684) 05/24/26 _x86_64_ (4 CPU) 12:46:54 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 142.02 56.63 85.39 3659.85 40711.91 12:49:01 79.50 22.33 57.17 1438.16 10182.97 12:50:01 89.07 16.58 72.49 770.40 9193.40 12:51:01 29.23 3.40 25.83 131.04 5176.87 Average: 84.96 24.74 60.22 1499.95 16317.30 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5964600 7399952 2202812 26.97 37304 1577768 713340 7.74 603048 1437036 89716 12:49:01 5626992 7391640 2540420 31.10 58376 1867576 831464 9.02 625480 1715044 156468 12:50:01 5439188 7442128 2728224 33.40 65984 2090860 629992 6.84 692564 1820296 106540 12:51:01 5356272 7374368 2811140 34.42 68988 2103248 693500 7.52 770940 1825080 8396 Average: 5596763 7402022 2570649 31.47 57663 1909863 717074 7.78 673008 1699364 90280 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 439.00 218.76 1522.41 63.38 0.00 0.00 0.00 0.00 12:48:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 12:49:01 ens3 71.42 54.76 522.28 15.49 0.00 0.00 0.00 0.00 12:49:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 12:50:01 ens3 348.71 388.54 1582.41 65.34 0.00 0.00 0.00 0.00 12:50:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 12:51:01 ens3 59.82 70.94 28.67 609.45 0.00 0.00 0.00 0.00 12:51:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 229.75 183.25 913.97 188.41 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1684) 05/24/26 _x86_64_ (4 CPU) 12:46:54 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 20.46 0.00 2.47 5.27 2.86 68.94 12:48:01 0 15.46 0.00 1.85 3.16 2.43 77.09 12:48:01 1 16.66 0.00 1.58 2.08 2.38 77.30 12:48:01 2 37.44 0.00 4.96 5.04 4.12 48.44 12:48:01 3 12.24 0.00 1.49 10.82 2.49 72.96 12:49:01 all 21.74 0.00 1.35 2.28 1.79 72.83 12:49:01 0 9.10 0.00 0.65 1.25 0.98 88.02 12:49:01 1 61.14 0.00 3.23 0.66 2.75 32.21 12:49:01 2 8.16 0.00 0.76 5.18 1.49 84.41 12:49:01 3 8.62 0.00 0.76 2.01 1.93 86.68 12:50:01 all 41.26 0.00 2.27 1.48 6.49 48.49 12:50:01 0 39.69 0.00 1.71 0.64 5.57 52.38 12:50:01 1 39.52 0.00 2.73 1.05 6.19 50.51 12:50:01 2 46.98 0.00 2.66 0.51 7.77 42.08 12:50:01 3 38.85 0.00 2.01 3.73 6.42 48.98 12:51:01 all 20.17 0.00 0.85 1.23 1.44 76.30 12:51:01 0 1.01 0.00 0.28 0.00 0.47 98.24 12:51:01 1 30.23 0.00 1.23 0.22 1.61 66.71 12:51:01 2 26.20 0.00 1.06 1.71 1.58 69.45 12:51:01 3 23.19 0.00 0.81 2.96 2.12 70.92 Average: all 25.94 0.00 1.74 2.57 3.15 66.60 Average: 0 16.38 0.00 1.13 1.26 2.37 78.86 Average: 1 36.87 0.00 2.19 1.00 3.24 56.69 Average: 2 29.75 0.00 2.36 3.11 3.75 61.03 Average: 3 20.76 0.00 1.27 4.88 3.25 69.85