---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9640 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 483 5315 0 2177 7211 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:b6:94:b2 brd ff:ff:ff:ff:ff:ff inet 10.32.7.8/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:feb6:94b2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9640) 03/24/26 _x86_64_ (4 CPU) 12:46:54 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 131.33 55.01 76.33 3628.45 39360.34 12:49:01 60.68 0.17 60.52 22.23 9627.52 12:50:01 104.77 38.65 66.11 2181.14 8626.59 12:51:01 29.20 3.50 25.70 136.38 5136.61 Average: 81.59 24.44 57.15 1498.41 15714.80 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 6091884 7458828 2075528 25.41 34164 1514096 657868 7.14 537888 1377572 59172 12:49:01 5838928 7472900 2328484 28.51 55532 1743672 624784 6.78 529368 1606532 119896 12:50:01 5343724 7167724 2823688 34.57 64388 1918516 890980 9.67 911964 1703236 7300 12:51:01 5436168 7375948 2731244 33.44 67444 2029472 696500 7.56 768000 1752824 8332 Average: 5677676 7368850 2489736 30.48 55382 1801439 717533 7.79 686805 1610041 48675 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 415.04 220.49 1021.78 64.50 0.00 0.00 0.00 0.00 12:48:02 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 12:49:01 ens3 60.52 51.96 713.25 6.14 0.00 0.00 0.00 0.00 12:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:50:01 ens3 372.56 396.85 1729.36 72.70 0.00 0.00 0.00 0.00 12:50:01 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 12:51:01 ens3 64.07 71.59 44.42 612.92 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 228.77 185.79 877.94 189.82 0.00 0.00 0.00 0.00 Average: lo 0.96 0.96 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-9640) 03/24/26 _x86_64_ (4 CPU) 12:46:54 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 19.43 0.00 2.70 4.12 1.13 72.62 12:48:02 0 19.14 0.00 4.21 2.51 1.10 73.03 12:48:02 1 23.38 0.00 3.18 9.24 1.47 62.73 12:48:02 2 16.74 0.00 1.73 2.90 1.03 77.60 12:48:02 3 18.44 0.00 1.70 1.82 0.90 77.13 12:49:01 all 20.43 0.00 1.27 1.64 0.88 75.78 12:49:01 0 12.61 0.00 0.85 0.59 0.47 85.47 12:49:01 1 41.75 0.00 2.32 0.15 1.56 54.21 12:49:01 2 19.46 0.00 1.07 5.56 0.85 73.06 12:49:01 3 7.93 0.00 0.81 0.27 0.66 90.33 12:50:01 all 47.40 0.00 2.55 1.96 3.36 44.74 12:50:01 0 49.81 0.00 1.98 3.37 3.40 41.44 12:50:01 1 43.43 0.00 2.52 1.55 3.36 49.13 12:50:01 2 47.27 0.00 3.29 2.05 3.10 44.29 12:50:01 3 49.10 0.00 2.44 0.85 3.58 44.03 12:51:01 all 21.73 0.00 1.08 0.81 0.97 75.42 12:51:01 0 13.06 0.00 0.57 1.10 0.67 84.61 12:51:01 1 54.16 0.00 1.78 0.43 1.89 41.74 12:51:01 2 12.11 0.00 1.16 1.69 0.80 84.24 12:51:01 3 7.55 0.00 0.80 0.02 0.51 91.12 Average: all 27.31 0.00 1.90 2.13 1.59 67.07 Average: 0 23.72 0.00 1.90 1.90 1.42 71.06 Average: 1 40.71 0.00 2.45 2.84 2.08 51.92 Average: 2 23.94 0.00 1.82 3.04 1.45 69.75 Average: 3 20.82 0.00 1.44 0.74 1.42 75.58