---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6515 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 7.7G 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 476 5243 0 2256 7216 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:30:1a:8d brd ff:ff:ff:ff:ff:ff inet 10.32.7.127/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86081sec preferred_lft 86081sec inet6 fe80::f816:3eff:fe30:1a8d/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-6515) 07/23/26 _x86_64_ (4 CPU) 14:54:46 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 108.45 40.33 68.12 2111.38 6650.77 14:57:01 66.88 20.24 46.63 1370.21 8758.15 14:58:01 83.57 16.53 67.05 776.55 8532.67 14:59:01 29.14 3.70 25.44 132.36 5044.99 15:00:01 20.18 0.35 19.83 33.73 1415.63 Average: 61.64 16.23 45.42 884.83 6080.66 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5935628 7398832 2231784 27.33 39052 1602776 712308 7.73 611296 1452604 93536 14:57:01 5657940 7423044 2509472 30.73 58448 1867660 823352 8.93 590540 1715912 157064 14:58:01 5158640 7041712 3008772 36.84 65084 1973848 1062956 11.53 1023020 1769836 7396 14:59:01 5337964 7355896 2829448 34.64 68400 2103196 730512 7.93 787820 1824520 27064 15:00:01 5420376 7441100 2747036 33.63 70144 2103928 630956 6.85 731228 1798244 9952 Average: 5502110 7332117 2665302 32.63 60226 1930282 792017 8.59 748781 1712223 59002 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 456.84 252.81 1508.76 66.78 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 81.57 61.76 528.13 15.97 0.00 0.00 0.00 0.00 14:57:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 14:58:01 ens3 268.32 309.41 1314.81 49.88 0.00 0.00 0.00 0.00 14:58:01 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 14:59:01 ens3 109.80 123.64 317.68 612.51 0.00 0.00 0.00 0.00 14:59:01 lo 1.40 1.40 0.12 0.12 0.00 0.00 0.00 0.00 15:00:01 ens3 14.05 16.35 10.27 16.33 0.00 0.00 0.00 0.00 15:00:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 186.11 152.80 735.95 152.30 0.00 0.00 0.00 0.00 Average: lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6515) 07/23/26 _x86_64_ (4 CPU) 14:54:46 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 23.39 0.00 1.81 3.75 1.65 69.40 14:56:01 0 26.47 0.00 2.34 8.66 1.56 60.97 14:56:01 1 18.83 0.00 1.73 2.30 1.22 75.92 14:56:01 2 23.87 0.00 1.51 2.98 1.78 69.86 14:56:01 3 24.41 0.00 1.64 1.06 1.99 70.90 14:57:01 all 21.19 0.00 1.46 1.95 1.18 74.21 14:57:01 0 13.96 0.00 0.97 0.17 0.70 84.20 14:57:01 1 25.45 0.00 2.13 1.25 1.08 70.09 14:57:01 2 40.42 0.00 2.33 5.39 1.58 50.28 14:57:01 3 5.01 0.00 0.41 0.99 1.41 92.17 14:58:01 all 40.65 0.00 2.27 1.64 3.54 51.89 14:58:01 0 38.40 0.00 1.83 3.08 3.19 53.49 14:58:01 1 41.11 0.00 2.80 1.85 3.58 50.67 14:58:01 2 41.84 0.00 1.29 0.45 3.61 52.81 14:58:01 3 41.26 0.00 3.16 1.21 3.74 50.62 14:59:01 all 24.93 0.00 1.45 0.81 1.50 71.32 14:59:01 0 34.03 0.00 1.83 2.26 1.51 60.37 14:59:01 1 10.65 0.00 0.71 0.17 1.21 87.26 14:59:01 2 23.22 0.00 1.58 0.37 1.60 73.24 14:59:01 3 31.87 0.00 1.68 0.45 1.71 64.29 15:00:01 all 20.56 0.00 0.98 0.66 0.99 76.81 15:00:01 0 12.59 0.00 0.94 1.04 1.01 84.41 15:00:01 1 23.23 0.00 0.93 0.22 0.86 74.75 15:00:01 2 23.75 0.00 1.39 1.26 1.26 72.33 15:00:01 3 22.66 0.00 0.65 0.10 0.83 75.76 Average: all 26.14 0.00 1.59 1.76 1.77 68.73 Average: 0 25.08 0.00 1.58 3.04 1.60 68.70 Average: 1 23.85 0.00 1.66 1.15 1.59 71.75 Average: 2 30.63 0.00 1.62 2.09 1.97 63.70 Average: 3 25.02 0.00 1.51 0.76 1.94 70.77