---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10062 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 467 5332 0 2176 7228 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:10:c8:d3 brd ff:ff:ff:ff:ff:ff inet 10.32.6.75/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86096sec preferred_lft 86096sec inet6 fe80::f816:3eff:fe10:c8d3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10062) 03/29/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 141.32 56.16 85.15 3641.32 40636.47 14:57:01 87.39 30.55 56.84 1730.42 9947.87 14:58:01 60.43 7.35 53.08 474.62 6524.18 14:59:01 32.68 4.63 28.05 157.71 5128.48 Average: 80.42 24.65 55.78 1500.02 15582.64 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5966800 7392476 2200612 26.94 37352 1568316 726044 7.88 609592 1427304 86508 14:57:01 5588636 7286832 2578776 31.57 57156 1805500 847000 9.19 732732 1650232 99800 14:58:01 5208788 7013624 2958624 36.22 63364 1900992 1084348 11.77 1055944 1695088 6996 14:59:01 5473644 7422024 2693768 32.98 66888 2038352 656740 7.13 723472 1759752 32388 Average: 5559467 7278739 2607945 31.93 56190 1828290 828533 8.99 780435 1633094 56423 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 ens3 468.58 267.64 1476.78 68.84 0.00 0.00 0.00 0.00 14:56:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:57:01 ens3 72.80 59.92 440.21 16.39 0.00 0.00 0.00 0.00 14:57:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 14:58:01 ens3 293.42 312.48 1280.02 54.59 0.00 0.00 0.00 0.00 14:58:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 14:59:01 ens3 159.96 154.39 326.69 622.91 0.00 0.00 0.00 0.00 14:59:01 lo 1.23 1.23 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 249.44 199.21 882.84 191.39 0.00 0.00 0.00 0.00 Average: lo 0.95 0.95 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10062) 03/29/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 22.36 0.00 2.54 5.10 1.47 68.53 14:56:02 0 17.07 0.00 1.71 8.27 1.35 71.61 14:56:02 1 34.19 0.00 5.13 3.10 1.84 55.73 14:56:02 2 27.86 0.00 1.88 4.20 1.80 64.27 14:56:02 3 10.26 0.00 1.45 4.82 0.87 82.60 14:57:01 all 23.15 0.00 1.55 2.21 1.33 71.75 14:57:01 0 15.75 0.00 1.03 4.26 1.43 77.53 14:57:01 1 14.93 0.00 0.91 0.20 0.96 83.00 14:57:01 2 49.80 0.00 3.06 0.57 2.15 44.42 14:57:01 3 12.19 0.00 1.19 3.80 0.80 82.03 14:58:01 all 36.76 0.00 2.06 0.82 2.69 57.67 14:58:01 0 31.96 0.00 2.39 0.86 2.54 62.26 14:58:01 1 39.09 0.00 1.69 0.15 2.46 56.61 14:58:01 2 36.53 0.00 2.00 0.21 2.97 58.29 14:58:01 3 39.47 0.00 2.19 2.06 2.79 53.50 14:59:01 all 24.24 0.00 1.40 0.79 1.36 72.21 14:59:01 0 48.07 0.00 2.16 0.55 1.73 47.49 14:59:01 1 24.58 0.00 1.30 0.12 1.23 72.78 14:59:01 2 12.94 0.00 1.19 0.08 1.53 84.26 14:59:01 3 11.42 0.00 0.91 2.43 0.96 84.28 Average: all 26.65 0.00 1.89 2.23 1.72 67.52 Average: 0 28.25 0.00 1.83 3.48 1.76 64.68 Average: 1 28.25 0.00 2.26 0.90 1.63 66.96 Average: 2 31.70 0.00 2.03 1.27 2.11 62.89 Average: 3 18.38 0.00 1.44 3.27 1.36 75.55