---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9412 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 473 5322 0 2180 7221 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:7d:cb:a8 brd ff:ff:ff:ff:ff:ff inet 10.32.6.230/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe7d:cba8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9412) 03/21/26 _x86_64_ (4 CPU) 12:46:54 LINUX RESTART (4 CPU) 12:47:02 tps rtps wtps bread/s bwrtn/s 12:48:01 143.98 55.50 88.48 3645.35 41404.52 12:49:01 86.09 30.17 55.91 1703.17 8798.67 12:50:01 68.14 8.70 59.44 508.72 7360.51 12:51:01 27.03 3.45 23.58 131.31 4944.51 Average: 81.05 24.33 56.72 1488.16 15518.93 12:47:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5945496 7385708 2221916 27.20 38456 1580956 721052 7.82 614404 1439684 96236 12:49:01 5590384 7298228 2577028 31.55 58068 1813500 802148 8.70 719420 1657872 101348 12:50:01 5432292 7368044 2735120 33.49 65464 2027856 709744 7.70 766080 1757120 117824 12:51:01 5465132 7409292 2702280 33.09 67972 2033084 676316 7.34 734276 1755532 9348 Average: 5608326 7365318 2559086 31.33 57490 1863849 727315 7.89 708545 1652552 81189 12:47:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 420.23 213.22 1503.00 64.72 0.00 0.00 0.00 0.00 12:48:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 12:49:01 ens3 90.30 88.57 502.98 20.17 0.00 0.00 0.00 0.00 12:49:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 12:50:01 ens3 358.92 355.49 1507.63 65.94 0.00 0.00 0.00 0.00 12:50:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 12:51:01 ens3 59.36 66.51 29.25 605.14 0.00 0.00 0.00 0.00 12:51:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 231.41 180.81 883.12 189.51 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9412) 03/21/26 _x86_64_ (4 CPU) 12:46:54 LINUX RESTART (4 CPU) 12:47:02 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 22.23 0.00 2.63 5.22 1.26 68.67 12:48:01 0 14.85 0.00 1.44 6.82 0.83 76.06 12:48:01 1 15.03 0.00 1.88 4.18 1.10 77.81 12:48:01 2 46.30 0.00 5.25 2.54 1.98 43.93 12:48:01 3 12.74 0.00 1.91 7.35 1.13 76.86 12:49:01 all 26.76 0.00 1.71 2.06 1.19 68.28 12:49:01 0 8.66 0.00 0.87 1.30 0.78 88.39 12:49:01 1 33.24 0.00 1.50 1.68 1.22 62.36 12:49:01 2 44.26 0.00 3.13 2.45 1.85 48.32 12:49:01 3 20.84 0.00 1.35 2.80 0.92 74.08 12:50:01 all 42.07 0.00 2.29 1.30 2.43 51.91 12:50:01 0 38.78 0.00 1.90 1.77 2.20 55.35 12:50:01 1 55.99 0.00 2.30 0.83 2.60 38.27 12:50:01 2 45.62 0.00 3.23 1.63 2.70 46.82 12:50:01 3 27.98 0.00 1.73 0.91 2.20 67.18 12:51:01 all 20.96 0.00 1.10 0.83 0.71 76.39 12:51:01 0 8.66 0.00 1.13 2.73 0.47 87.01 12:51:01 1 41.64 0.00 1.53 0.23 1.17 55.43 12:51:01 2 3.81 0.00 0.62 0.02 0.42 95.14 12:51:01 3 29.74 0.00 1.15 0.37 0.80 67.94 Average: all 28.03 0.00 1.93 2.34 1.40 66.31 Average: 0 17.74 0.00 1.33 3.14 1.07 76.71 Average: 1 36.55 0.00 1.80 1.72 1.52 58.40 Average: 2 34.94 0.00 3.05 1.66 1.73 58.63 Average: 3 22.87 0.00 1.54 2.84 1.26 71.49