---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4669 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 477 5316 0 2181 7218 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:06:36:56 brd ff:ff:ff:ff:ff:ff inet 10.32.7.42/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86097sec preferred_lft 86097sec inet6 fe80::f816:3eff:fe06:3656/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4669) 02/01/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 146.05 64.53 81.52 4237.79 40673.13 12:49:01 74.04 20.23 53.80 1394.48 9154.92 12:50:01 81.71 18.89 62.82 835.58 7907.40 12:51:01 25.10 1.75 23.35 81.45 5428.83 Average: 81.76 26.38 55.38 1638.35 15818.88 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5983588 7406920 2183832 26.74 36780 1566340 711064 7.72 592420 1427020 83460 12:49:01 5737820 7431108 2429600 29.75 57140 1800092 811912 8.81 582788 1649876 132560 12:50:01 5299340 7117088 2868080 35.12 64560 1911500 1019360 11.06 962812 1695640 4608 12:51:01 5476120 7420372 2691300 32.95 67292 2033820 655180 7.11 723764 1756324 11144 Average: 5624217 7343872 2543203 31.14 56443 1827938 799379 8.67 715446 1632215 57943 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 418.09 217.41 1440.44 63.87 0.00 0.00 0.00 0.00 12:48:02 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 12:49:01 ens3 73.60 43.87 468.20 13.06 0.00 0.00 0.00 0.00 12:49:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 12:50:01 ens3 293.34 332.53 1342.06 56.26 0.00 0.00 0.00 0.00 12:50:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 12:51:01 ens3 123.56 104.15 272.65 617.02 0.00 0.00 0.00 0.00 12:51:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 227.81 175.06 882.64 188.26 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-4669) 02/01/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 21.72 0.00 2.81 4.67 2.48 68.32 12:48:02 0 18.21 0.00 4.50 4.78 2.05 70.46 12:48:02 1 13.01 0.00 1.74 5.92 1.89 77.43 12:48:02 2 38.97 0.00 3.31 5.73 3.21 48.78 12:48:02 3 16.70 0.00 1.71 2.27 2.75 76.56 12:49:01 all 20.88 0.00 1.59 2.39 1.52 73.62 12:49:01 0 24.70 0.00 1.91 4.12 1.44 67.84 12:49:01 1 44.56 0.00 2.64 1.83 2.15 48.83 12:49:01 2 9.38 0.00 1.16 2.45 1.43 85.58 12:49:01 3 5.06 0.00 0.67 1.17 1.07 92.03 12:50:01 all 43.94 0.00 2.75 1.18 5.52 46.61 12:50:01 0 44.55 0.00 3.09 0.64 5.59 46.13 12:50:01 1 38.79 0.00 2.61 1.48 5.18 51.94 12:50:01 2 44.67 0.00 3.59 1.03 6.42 44.29 12:50:01 3 47.74 0.00 1.72 1.55 4.88 44.11 12:51:01 all 21.35 0.00 1.50 0.83 1.68 74.64 12:51:01 0 24.20 0.00 1.71 2.20 1.59 70.29 12:51:01 1 28.20 0.00 1.93 0.76 1.71 67.40 12:51:01 2 22.09 0.00 1.46 0.23 1.96 74.27 12:51:01 3 10.95 0.00 0.94 0.13 1.44 86.54 Average: all 27.02 0.00 2.17 2.27 2.81 65.73 Average: 0 27.96 0.00 2.81 2.93 2.68 63.63 Average: 1 31.09 0.00 2.23 2.50 2.74 61.44 Average: 2 28.90 0.00 2.39 2.36 3.27 63.08 Average: 3 20.18 0.00 1.26 1.28 2.54 74.74