---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1441 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: 2799.998 BogoMIPS: 5599.99 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 5337 0 2167 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:1b:2a:e2 brd ff:ff:ff:ff:ff:ff inet 10.32.7.162/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fe1b:2ae2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1441) 05/21/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 168.12 81.80 86.32 4882.65 41042.91 19:15:01 58.82 4.45 54.37 131.04 9060.36 19:16:01 81.58 14.40 67.18 568.31 9794.95 19:17:01 26.35 3.03 23.31 123.31 4470.32 Average: 83.73 25.97 57.76 1429.92 16118.48 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5955364 7390580 2212056 27.08 37292 1577732 717216 7.78 611432 1437408 89260 19:15:01 5772720 7486836 2394700 29.32 57260 1818668 604208 6.56 516396 1679540 164748 19:16:01 5453868 7375512 2713552 33.22 63860 2014888 704404 7.64 722124 1781540 102016 19:17:01 5442768 7381372 2724652 33.36 66192 2028336 700804 7.60 725300 1787072 17248 Average: 5656180 7408575 2511240 30.75 56151 1859906 681658 7.40 643813 1671390 93318 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 19:14:01 ens3 498.27 304.17 1600.31 70.77 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 47.36 37.58 364.54 5.31 0.00 0.00 0.00 0.00 19:16:01 lo 1.73 1.73 0.17 0.17 0.00 0.00 0.00 0.00 19:16:01 ens3 268.53 285.21 1421.18 56.59 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 19:17:01 ens3 49.51 61.94 28.67 534.00 0.00 0.00 0.00 0.00 Average: lo 1.28 1.28 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 215.70 171.75 851.30 167.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1441) 05/21/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.23 0.00 2.78 5.41 1.47 68.10 19:14:01 0 28.86 0.00 2.59 7.77 1.54 59.25 19:14:01 1 21.54 0.00 4.74 3.18 1.43 69.11 19:14:01 2 15.41 0.00 1.52 7.94 1.23 73.91 19:14:01 3 23.15 0.00 2.26 2.80 1.66 70.14 19:15:01 all 21.09 0.00 1.32 1.49 1.17 74.93 19:15:01 0 1.56 0.00 0.16 0.02 1.30 96.96 19:15:01 1 46.72 0.00 2.29 0.35 2.02 48.62 19:15:01 2 2.63 0.00 0.77 5.02 0.30 91.28 19:15:01 3 33.58 0.00 2.09 0.63 1.08 62.62 19:16:01 all 40.91 0.00 2.00 1.24 2.87 52.98 19:16:01 0 41.27 0.00 2.28 2.23 2.77 51.45 19:16:01 1 51.09 0.00 1.50 0.90 3.01 43.50 19:16:01 2 34.91 0.00 1.87 1.01 3.25 58.97 19:16:01 3 36.41 0.00 2.33 0.78 2.45 58.03 19:17:01 all 20.90 0.00 1.03 0.65 0.97 76.45 19:17:01 0 5.68 0.00 0.63 0.03 0.63 93.02 19:17:01 1 5.60 0.00 0.78 0.51 0.73 92.38 19:17:01 2 13.87 0.00 1.22 1.86 0.82 82.24 19:17:01 3 58.53 0.00 1.48 0.20 1.72 38.07 Average: all 26.22 0.00 1.78 2.20 1.62 68.18 Average: 0 19.20 0.00 1.41 2.50 1.56 75.33 Average: 1 31.16 0.00 2.33 1.23 1.79 63.48 Average: 2 16.66 0.00 1.34 3.96 1.39 76.64 Average: 3 37.90 0.00 2.04 1.11 1.72 57.23