---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1567 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 488 5337 0 2150 7209 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:cf:3a:3a brd ff:ff:ff:ff:ff:ff inet 10.32.6.50/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fecf:3a3a/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-1567) 12/24/25 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:02 tps rtps wtps bread/s bwrtn/s 12:48:01 139.33 55.88 83.45 3666.15 40579.21 12:49:01 66.71 11.68 55.02 244.23 9612.40 12:50:01 83.50 26.28 57.22 1925.41 7871.89 12:51:01 22.96 1.70 21.26 78.65 4797.73 Average: 77.87 23.75 54.12 1469.55 15612.34 12:47:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6030532 7420360 2136888 26.16 36324 1534100 692892 7.52 583164 1394568 71820 12:49:01 5815660 7474028 2351760 28.79 57180 1765312 611704 6.64 539780 1619632 134228 12:50:01 5455704 7364116 2711716 33.20 62840 2004816 715988 7.77 769992 1739084 116904 12:51:01 5479604 7404048 2687816 32.91 64776 2018148 669104 7.26 736708 1745176 18768 Average: 5695375 7415638 2472045 30.27 55280 1830594 672422 7.30 657411 1624615 85430 12:47:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 0.95 0.95 0.09 0.09 0.00 0.00 0.00 0.00 12:48:01 ens3 301.29 174.38 1181.90 60.38 0.00 0.00 0.00 0.00 12:49:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 12:49:01 ens3 79.09 50.27 713.66 13.41 0.00 0.00 0.00 0.00 12:50:01 lo 1.43 1.43 0.14 0.14 0.00 0.00 0.00 0.00 12:50:01 ens3 229.88 255.59 1254.60 46.32 0.00 0.00 0.00 0.00 12:51:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 12:51:01 ens3 53.52 63.56 28.07 608.23 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 Average: ens3 165.38 135.79 792.95 182.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1567) 12/24/25 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:02 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 20.92 0.00 2.98 4.83 3.17 68.10 12:48:01 0 27.02 0.00 5.41 5.67 3.14 58.76 12:48:01 1 20.17 0.00 2.21 5.21 3.15 69.26 12:48:01 2 19.89 0.00 2.67 6.91 3.83 66.71 12:48:01 3 16.59 0.00 1.65 1.52 2.54 77.70 12:49:01 all 20.82 0.00 1.28 1.82 1.68 74.40 12:49:01 0 19.95 0.00 1.04 5.10 1.66 72.25 12:49:01 1 14.30 0.00 1.04 1.23 1.34 82.08 12:49:01 2 18.85 0.00 1.26 0.58 1.87 77.44 12:49:01 3 30.18 0.00 1.76 0.40 1.86 65.80 12:50:01 all 34.63 0.00 1.74 1.77 5.73 56.13 12:50:01 0 49.10 0.00 1.50 1.41 5.81 42.18 12:50:01 1 26.33 0.00 1.49 1.95 5.30 64.93 12:50:01 2 30.15 0.00 1.90 1.90 6.04 60.00 12:50:01 3 32.97 0.00 2.09 1.78 5.79 57.36 12:51:01 all 21.08 0.00 0.99 0.80 1.37 75.76 12:51:01 0 15.61 0.00 1.25 2.28 1.43 79.44 12:51:01 1 34.90 0.00 1.23 0.80 1.57 61.50 12:51:01 2 31.92 0.00 1.04 0.13 1.90 65.01 12:51:01 3 1.95 0.00 0.45 0.00 0.60 97.00 Average: all 24.40 0.00 1.75 2.29 3.00 68.56 Average: 0 27.97 0.00 2.29 3.60 3.01 63.12 Average: 1 23.93 0.00 1.49 2.29 2.85 69.44 Average: 2 25.23 0.00 1.72 2.37 3.41 67.28 Average: 3 20.48 0.00 1.49 0.92 2.71 74.41