---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6524 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 480 5327 0 2167 7214 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:fd:5a:93 brd ff:ff:ff:ff:ff:ff inet 10.32.6.189/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fefd:5a93/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6524) 07/23/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 158.66 75.56 83.11 4577.67 40945.83 19:15:01 69.76 12.20 57.56 292.08 10547.84 19:16:01 69.66 6.38 63.28 397.47 8509.56 19:17:01 23.21 1.58 21.63 107.43 4414.13 Average: 80.32 23.93 56.39 1343.71 16104.57 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5953628 7383296 2213784 27.11 37280 1572392 719984 7.81 617572 1431444 88056 19:15:01 5657044 7388448 2510368 30.74 58384 1834340 824296 8.94 626812 1681824 152880 19:16:01 5440308 7363020 2727104 33.39 63796 2016032 710536 7.71 734120 1782672 101836 19:17:01 5473936 7404816 2693476 32.98 66024 2021340 658252 7.14 700464 1780824 8908 Average: 5631229 7384895 2536183 31.05 56371 1861026 728267 7.90 669742 1669191 87920 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 480.66 266.89 1584.83 68.86 0.00 0.00 0.00 0.00 19:14:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 19:15:01 ens3 76.47 58.66 527.53 14.06 0.00 0.00 0.00 0.00 19:15:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 19:16:01 ens3 247.95 253.23 1254.74 44.41 0.00 0.00 0.00 0.00 19:16:01 lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 19:17:01 ens3 49.48 59.63 29.86 534.56 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 213.65 159.61 849.25 165.48 0.00 0.00 0.00 0.00 Average: lo 1.22 1.22 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6524) 07/23/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 23.21 0.00 2.87 4.92 1.00 67.99 19:14:01 0 22.51 0.00 1.88 5.57 0.93 69.11 19:14:01 1 13.37 0.00 4.54 8.03 0.72 73.34 19:14:01 2 28.13 0.00 2.83 2.73 1.30 65.01 19:14:01 3 28.85 0.00 2.23 3.39 1.02 64.51 19:15:01 all 22.23 0.00 1.45 1.61 0.78 73.93 19:15:01 0 14.28 0.00 0.97 0.12 0.55 84.08 19:15:01 1 12.46 0.00 0.97 4.68 0.90 81.00 19:15:01 2 34.33 0.00 2.00 0.60 0.92 62.15 19:15:01 3 27.84 0.00 1.85 1.02 0.80 68.49 19:16:01 all 41.15 0.00 1.94 1.43 2.43 53.05 19:16:01 0 37.81 0.00 1.47 1.00 2.03 57.69 19:16:01 1 38.07 0.00 1.85 1.35 2.28 56.45 19:16:01 2 52.77 0.00 2.12 0.25 3.09 41.77 19:16:01 3 35.98 0.00 2.31 3.11 2.31 56.29 19:17:01 all 20.97 0.00 1.17 0.71 0.78 76.37 19:17:01 0 26.18 0.00 1.10 0.17 0.83 71.72 19:17:01 1 6.92 0.00 0.89 1.84 0.33 90.02 19:17:01 2 10.82 0.00 1.08 0.42 0.95 86.73 19:17:01 3 39.91 0.00 1.60 0.43 1.00 57.05 Average: all 26.89 0.00 1.86 2.17 1.25 67.84 Average: 0 25.19 0.00 1.36 1.72 1.09 70.65 Average: 1 17.71 0.00 2.06 3.97 1.06 75.20 Average: 2 31.50 0.00 2.01 1.00 1.56 63.93 Average: 3 33.14 0.00 2.00 1.99 1.28 61.59