---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8775 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 464 5334 0 2177 7232 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:5a:21:c8 brd ff:ff:ff:ff:ff:ff inet 10.32.6.242/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fe5a:21c8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8775) 03/13/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 146.21 63.22 82.99 4200.43 40683.28 14:57:01 84.35 30.03 54.32 1701.32 8999.30 14:58:01 70.62 8.88 61.74 511.38 7403.57 14:59:01 21.55 1.72 19.83 79.59 4771.34 Average: 80.69 25.96 54.72 1623.39 15466.47 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5949108 7377392 2218312 27.16 37308 1571200 724904 7.87 623288 1430436 85256 14:57:01 5589372 7291212 2578048 31.57 57432 1808748 854696 9.27 729576 1652896 96260 14:58:01 5478188 7408252 2689232 32.93 65228 2022580 676020 7.34 729340 1751000 110068 14:59:01 5503008 7444936 2664412 32.62 67528 2031536 641424 6.96 700392 1753376 9728 Average: 5629919 7380448 2537501 31.07 56874 1858516 724261 7.86 695649 1646927 75328 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 411.31 228.67 1470.29 65.22 0.00 0.00 0.00 0.00 14:56:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 14:57:01 ens3 63.59 56.81 433.62 14.96 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 14:58:01 ens3 317.65 359.69 1559.51 60.46 0.00 0.00 0.00 0.00 14:58:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 14:59:01 ens3 55.72 64.61 28.45 604.29 0.00 0.00 0.00 0.00 14:59:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 212.08 177.45 873.02 186.22 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 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-8775) 03/13/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 22.67 0.00 2.88 4.38 1.41 68.67 14:56:01 0 24.15 0.00 5.47 3.22 1.47 65.70 14:56:01 1 39.65 0.00 2.27 2.55 1.62 53.91 14:56:01 2 12.72 0.00 1.81 7.21 1.53 76.74 14:56:01 3 14.23 0.00 1.98 4.57 1.01 78.21 14:57:01 all 24.37 0.00 1.59 2.15 1.44 70.46 14:57:01 0 21.18 0.00 1.23 1.06 1.21 75.32 14:57:01 1 60.73 0.00 3.56 1.25 2.23 32.22 14:57:01 2 7.50 0.00 0.63 3.04 1.49 87.34 14:57:01 3 8.23 0.00 0.95 3.19 0.83 86.81 14:58:01 all 43.93 0.00 2.44 0.96 2.97 49.71 14:58:01 0 37.37 0.00 2.03 0.43 3.16 57.00 14:58:01 1 46.61 0.00 2.45 0.22 2.76 47.96 14:58:01 2 52.13 0.00 2.56 2.38 3.06 39.86 14:58:01 3 39.63 0.00 2.71 0.78 2.86 54.02 14:59:01 all 21.18 0.00 1.01 0.63 0.82 76.35 14:59:01 0 1.94 0.00 0.42 0.10 0.35 97.20 14:59:01 1 68.06 0.00 1.87 0.20 1.73 28.14 14:59:01 2 4.55 0.00 0.75 2.22 0.45 92.03 14:59:01 3 10.21 0.00 1.01 0.03 0.76 87.98 Average: all 28.04 0.00 1.98 2.03 1.66 66.30 Average: 0 21.17 0.00 2.29 1.20 1.55 73.79 Average: 1 53.76 0.00 2.54 1.05 2.09 40.56 Average: 2 19.21 0.00 1.44 3.71 1.63 74.01 Average: 3 18.07 0.00 1.66 2.14 1.37 76.76