---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10194 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 476 5318 0 2181 7219 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:8b:c9:e9 brd ff:ff:ff:ff:ff:ff inet 10.32.6.17/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fe8b:c9e9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10194) 03/31/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:03 139.25 56.00 83.26 3623.19 40742.57 14:57:01 89.86 31.12 58.75 1760.80 9797.35 14:58:01 68.52 8.83 59.69 510.58 7326.78 14:59:01 27.07 3.46 23.60 131.93 4921.67 Average: 81.10 24.80 56.30 1504.47 15746.80 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:03 5957656 7388308 2209764 27.06 37504 1572960 723904 7.85 613732 1432564 86824 14:57:01 5613264 7318540 2554156 31.27 57760 1811828 787936 8.55 701276 1656568 97808 14:58:01 5467664 7398676 2699756 33.06 65236 2023488 686904 7.45 738548 1753468 113484 14:59:01 5483324 7428356 2684096 32.86 67616 2034164 640596 6.95 717960 1756216 8848 Average: 5630477 7383470 2536943 31.06 57029 1860610 709835 7.70 692879 1649704 76741 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:03 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:56:03 ens3 450.23 240.84 1475.95 66.37 0.00 0.00 0.00 0.00 14:57:01 lo 1.31 1.31 0.13 0.13 0.00 0.00 0.00 0.00 14:57:01 ens3 80.42 73.80 478.18 19.20 0.00 0.00 0.00 0.00 14:58:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 14:58:01 ens3 346.58 364.04 1541.32 64.50 0.00 0.00 0.00 0.00 14:59:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 14:59:01 ens3 57.67 62.84 28.58 613.65 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 235.01 186.31 884.35 192.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10194) 03/31/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:03 all 21.53 0.00 2.88 4.26 1.15 70.18 14:56:03 0 27.57 0.00 5.73 2.25 1.45 63.00 14:56:03 1 16.95 0.00 1.77 3.29 0.87 77.13 14:56:03 2 27.92 0.00 2.30 5.61 1.34 62.83 14:56:03 3 13.70 0.00 1.70 5.89 0.95 77.76 14:57:01 all 25.89 0.00 1.64 2.09 1.19 69.19 14:57:01 0 20.29 0.00 1.22 0.46 0.89 77.14 14:57:01 1 11.91 0.00 0.88 3.16 0.88 83.17 14:57:01 2 58.65 0.00 3.48 0.50 2.04 35.33 14:57:01 3 12.74 0.00 1.00 4.24 0.97 81.05 14:58:01 all 43.75 0.00 2.32 0.83 2.61 50.49 14:58:01 0 35.24 0.00 2.24 0.27 2.67 59.58 14:58:01 1 46.64 0.00 1.99 1.02 2.30 48.06 14:58:01 2 44.78 0.00 1.45 0.83 2.47 50.47 14:58:01 3 48.30 0.00 3.62 1.20 2.99 43.89 14:59:01 all 21.07 0.00 1.13 0.81 0.83 76.15 14:59:01 0 9.21 0.00 1.01 0.02 0.40 89.36 14:59:01 1 32.31 0.00 1.30 2.03 0.98 63.38 14:59:01 2 40.25 0.00 1.68 0.67 1.22 56.19 14:59:01 3 2.66 0.00 0.51 0.53 0.74 95.55 Average: all 28.07 0.00 1.99 1.99 1.45 66.49 Average: 0 23.08 0.00 2.56 0.75 1.36 72.25 Average: 1 27.08 0.00 1.49 2.37 1.26 67.81 Average: 2 42.77 0.00 2.22 1.91 1.76 51.34 Average: 3 19.36 0.00 1.71 2.95 1.41 74.56