---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7188 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 471 5327 0 2177 7224 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:9c:5e:d0 brd ff:ff:ff:ff:ff:ff inet 10.32.7.125/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fe9c:5ed0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7188) 02/21/26 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 102.00 31.46 70.54 1044.59 5814.21 07:07:01 87.97 30.29 57.67 1688.12 8798.67 07:08:01 59.06 8.43 50.62 502.32 6556.64 07:09:01 25.84 1.70 24.14 78.64 4916.89 Average: 68.72 17.97 50.75 828.39 6521.51 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5876240 7377816 2291180 28.05 41252 1636724 732164 7.94 642624 1478280 130708 07:07:01 5550976 7272956 2616444 32.04 59404 1825232 815052 8.84 750352 1667320 87344 07:08:01 5428360 7363152 2739060 33.54 65708 2026436 706732 7.67 775264 1755352 118192 07:09:01 5455580 7397852 2711840 33.20 68100 2031036 678380 7.36 749356 1753168 10912 Average: 5577789 7352944 2589631 31.71 58616 1879857 733082 7.95 729399 1663530 86789 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 07:06:01 ens3 384.67 212.33 1437.69 64.67 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 139.74 145.18 710.92 29.64 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:08:01 ens3 244.86 273.50 1290.91 44.96 0.00 0.00 0.00 0.00 07:09:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 07:09:01 ens3 58.86 63.43 29.33 604.40 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 207.04 173.61 867.20 185.93 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7188) 02/21/26 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 24.01 0.00 1.84 3.10 1.53 69.53 07:06:01 0 21.75 0.00 1.54 4.24 1.79 70.67 07:06:01 1 33.78 0.00 2.54 4.78 1.63 57.27 07:06:01 2 24.49 0.00 2.01 1.10 1.61 70.79 07:06:01 3 15.99 0.00 1.30 2.26 1.08 79.38 07:07:01 all 28.14 0.00 1.90 1.88 1.81 66.27 07:07:01 0 12.34 0.00 1.37 4.70 2.00 79.58 07:07:01 1 27.99 0.00 1.73 0.88 1.53 67.87 07:07:01 2 25.29 0.00 2.34 0.33 1.69 70.35 07:07:01 3 47.06 0.00 2.11 1.60 2.00 47.23 07:08:01 all 38.77 0.00 1.84 0.78 2.71 55.89 07:08:01 0 41.35 0.00 2.09 0.88 2.79 52.89 07:08:01 1 37.54 0.00 1.84 0.51 2.70 57.41 07:08:01 2 37.72 0.00 2.19 0.63 2.94 56.52 07:08:01 3 38.46 0.00 1.28 1.13 2.43 56.70 07:09:01 all 20.94 0.00 1.06 0.81 1.00 76.18 07:09:01 0 17.61 0.00 1.03 1.06 1.36 78.94 07:09:01 1 49.57 0.00 1.53 0.15 1.52 47.24 07:09:01 2 4.19 0.00 0.56 0.00 0.68 94.57 07:09:01 3 12.50 0.00 1.12 2.03 0.47 83.88 Average: all 27.97 0.00 1.66 1.64 1.76 66.97 Average: 0 23.25 0.00 1.51 2.72 1.98 70.53 Average: 1 37.21 0.00 1.91 1.58 1.84 57.45 Average: 2 22.91 0.00 1.77 0.51 1.73 73.07 Average: 3 28.51 0.00 1.45 1.76 1.49 66.79