---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1201 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 475 5316 0 2184 7220 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:0f:5e:f8 brd ff:ff:ff:ff:ff:ff inet 10.32.6.250/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fe0f:5ef8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1201) 05/18/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 145.28 54.88 90.40 3610.00 41326.24 14:57:01 81.83 29.98 51.85 1686.67 8434.27 14:58:01 70.79 8.83 61.96 510.50 7359.15 14:59:01 27.80 3.47 24.33 132.78 5000.90 Average: 81.43 24.29 57.14 1485.02 15531.17 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5937964 7404668 2229456 27.30 39268 1606136 704884 7.65 608872 1455548 110872 14:57:01 5577448 7287444 2589972 31.71 58012 1815784 842120 9.14 736824 1658956 100828 14:58:01 5463228 7401868 2704192 33.11 65472 2030772 678660 7.36 739264 1758580 117856 14:59:01 5468256 7416792 2699164 33.05 67752 2037816 660572 7.17 732884 1758244 9004 Average: 5611724 7377693 2555696 31.29 57626 1872627 721559 7.83 704461 1657832 84640 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 438.77 239.15 1528.92 66.10 0.00 0.00 0.00 0.00 14:56:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:57:01 ens3 91.05 86.28 489.54 21.93 0.00 0.00 0.00 0.00 14:57:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 14:58:01 ens3 303.10 341.65 1507.70 57.17 0.00 0.00 0.00 0.00 14:58:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 14:59:01 ens3 60.44 62.74 30.93 609.63 0.00 0.00 0.00 0.00 14:59:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 223.36 182.47 889.34 188.70 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 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-1201) 05/18/26 _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 22.82 0.00 2.52 4.49 1.46 68.71 14:56:01 0 10.00 0.00 3.67 4.67 1.05 80.60 14:56:01 1 13.47 0.00 1.34 5.42 1.49 78.27 14:56:01 2 41.19 0.00 2.75 3.49 1.87 50.71 14:56:01 3 26.68 0.00 2.31 4.36 1.43 65.22 14:57:01 all 25.54 0.00 1.58 1.89 1.46 69.54 14:57:01 0 11.53 0.00 0.91 2.66 1.06 83.83 14:57:01 1 43.18 0.00 1.83 0.50 1.96 52.53 14:57:01 2 27.86 0.00 2.32 3.97 1.76 64.09 14:57:01 3 19.55 0.00 1.28 0.40 1.06 77.70 14:58:01 all 40.80 0.00 2.18 1.06 2.89 53.07 14:58:01 0 41.59 0.00 1.63 0.48 2.81 53.49 14:58:01 1 42.33 0.00 2.26 0.15 2.84 52.43 14:58:01 2 41.75 0.00 3.25 1.65 3.20 50.16 14:58:01 3 37.51 0.00 1.55 2.00 2.72 56.23 14:59:01 all 20.84 0.00 1.02 0.88 0.85 76.41 14:59:01 0 19.51 0.00 1.07 0.03 0.63 78.76 14:59:01 1 31.06 0.00 1.05 0.05 1.03 66.81 14:59:01 2 21.31 0.00 1.07 1.03 0.80 75.79 14:59:01 3 11.50 0.00 0.95 2.39 0.91 84.25 Average: all 27.50 0.00 1.83 2.08 1.66 66.93 Average: 0 20.66 0.00 1.82 1.96 1.39 74.17 Average: 1 32.50 0.00 1.62 1.53 1.83 62.51 Average: 2 33.02 0.00 2.35 2.54 1.91 60.19 Average: 3 23.80 0.00 1.52 2.29 1.53 70.86