---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2022 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 471 5312 0 2192 7223 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:a4:39:3d brd ff:ff:ff:ff:ff:ff inet 10.32.6.38/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:fea4:393d/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-2022) 05/28/26 _x86_64_ (4 CPU) 19:12:58 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 184.87 100.03 84.83 5216.93 41425.75 19:15:01 65.02 10.30 54.72 232.89 9417.50 19:16:01 76.97 8.32 68.66 456.86 9724.51 19:17:01 23.34 3.07 20.28 123.56 4372.94 Average: 87.54 30.42 57.12 1507.35 16233.63 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5989496 7430632 2177924 26.67 36748 1583968 682548 7.41 569344 1447016 86292 19:15:01 5738308 7477068 2429112 29.74 58084 1841820 610444 6.62 533040 1697396 167556 19:16:01 5425144 7374064 2742276 33.58 64380 2040864 715668 7.77 724368 1808244 111860 19:17:01 5507968 7464236 2659452 32.56 66412 2045696 611820 6.64 657336 1790512 10676 Average: 5665229 7436500 2502191 30.64 56406 1878087 655120 7.11 621022 1685792 94096 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 407.75 247.23 1804.68 68.28 0.00 0.00 0.00 0.00 19:14:01 lo 2.07 2.07 0.18 0.18 0.00 0.00 0.00 0.00 19:15:01 ens3 70.72 58.09 554.92 12.52 0.00 0.00 0.00 0.00 19:15:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 19:16:01 ens3 272.74 280.25 1494.94 49.84 0.00 0.00 0.00 0.00 19:16:01 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 19:17:01 ens3 63.13 63.40 33.32 535.22 0.00 0.00 0.00 0.00 19:17:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 203.57 162.24 971.89 166.48 0.00 0.00 0.00 0.00 Average: lo 1.41 1.41 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2022) 05/28/26 _x86_64_ (4 CPU) 19:12:58 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 21.53 0.00 2.71 5.32 1.19 69.26 19:14:01 0 26.76 0.00 4.95 4.75 1.32 62.22 19:14:01 1 13.89 0.00 1.23 2.04 0.88 81.96 19:14:01 2 18.29 0.00 2.18 2.58 1.20 75.75 19:14:01 3 27.19 0.00 2.44 11.87 1.34 57.18 19:15:01 all 21.72 0.00 1.38 1.48 0.83 74.61 19:15:01 0 13.71 0.00 1.22 2.75 0.72 81.61 19:15:01 1 19.22 0.00 1.35 0.13 0.77 78.53 19:15:01 2 1.84 0.00 0.15 0.03 0.30 97.68 19:15:01 3 52.00 0.00 2.76 3.01 1.53 40.69 19:16:01 all 39.80 0.00 1.91 1.92 2.38 53.99 19:16:01 0 34.35 0.00 1.33 3.91 2.16 58.25 19:16:01 1 60.56 0.00 2.45 1.37 2.79 32.83 19:16:01 2 34.21 0.00 2.26 1.33 2.34 59.85 19:16:01 3 30.23 0.00 1.64 1.06 2.20 64.88 19:17:01 all 21.06 0.00 1.05 0.72 0.72 76.46 19:17:01 0 2.92 0.00 0.33 0.02 0.48 96.25 19:17:01 1 7.52 0.00 0.90 2.27 0.35 88.96 19:17:01 2 5.77 0.00 0.87 0.03 0.43 92.90 19:17:01 3 68.14 0.00 2.06 0.57 1.65 27.58 Average: all 26.03 0.00 1.76 2.35 1.28 68.57 Average: 0 19.40 0.00 1.95 2.85 1.17 74.63 Average: 1 25.30 0.00 1.48 1.45 1.20 70.57 Average: 2 15.04 0.00 1.36 0.99 1.07 81.53 Average: 3 44.37 0.00 2.22 4.12 1.68 47.61