---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3623 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 460 5179 0 2336 7232 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:97:5e:46 brd ff:ff:ff:ff:ff:ff inet 10.32.6.187/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86054sec preferred_lft 86054sec inet6 fe80::f816:3eff:fe97:5e46/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3623) 09/13/25 _x86_64_ (4 CPU) 16:36:52 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:02 127.64 54.20 73.44 3560.01 32884.52 16:39:01 73.31 21.46 51.85 1381.15 9012.88 16:40:01 48.98 16.14 32.83 955.52 7253.71 16:41:01 14.03 3.67 10.36 131.04 3486.62 16:42:01 28.76 1.17 27.60 97.72 7789.10 Average: 58.49 19.32 39.17 1224.62 12096.11 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:02 5971384 7400052 2196036 26.89 37468 1570964 718796 7.80 601528 1429276 89860 16:39:01 5711256 7401488 2456164 30.07 57044 1797156 838592 9.10 612864 1646364 134484 16:40:01 4909512 6799340 3257908 39.89 62892 1984544 1253128 13.60 1241568 1803484 96952 16:41:01 4802560 6891684 3364860 41.20 66364 2174976 1110880 12.05 1234932 1905608 188664 16:42:01 5321040 7419308 2846380 34.85 68876 2181932 666872 7.24 721952 1902996 10616 Average: 5343150 7182374 2824270 34.58 58529 1941914 917654 9.96 882569 1737546 104115 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:02 ens3 403.88 213.50 1428.70 65.67 0.00 0.00 0.00 0.00 16:38:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 16:39:01 ens3 48.61 32.98 423.51 7.20 0.00 0.00 0.00 0.00 16:39:01 lo 1.42 1.42 0.14 0.14 0.00 0.00 0.00 0.00 16:40:01 ens3 206.88 190.92 2503.38 25.74 0.00 0.00 0.00 0.00 16:40:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 16:41:01 ens3 109.73 99.03 1244.73 14.19 0.00 0.00 0.00 0.00 16:41:01 lo 121.98 121.98 36.50 36.50 0.00 0.00 0.00 0.00 16:42:01 ens3 15.90 17.41 12.40 13.83 0.00 0.00 0.00 0.00 16:42:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 157.38 111.04 1125.01 25.39 0.00 0.00 0.00 0.00 Average: lo 25.12 25.12 7.38 7.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3623) 09/13/25 _x86_64_ (4 CPU) 16:36:52 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:02 all 22.89 0.00 1.94 4.06 1.53 69.58 16:38:02 0 23.62 0.00 2.21 4.70 1.41 68.07 16:38:02 1 14.91 0.00 1.23 2.32 1.08 80.46 16:38:02 2 11.50 0.00 1.84 2.51 1.55 82.60 16:38:02 3 41.52 0.00 2.50 6.72 2.08 47.18 16:39:01 all 22.26 0.00 1.43 1.98 1.52 72.81 16:39:01 0 16.85 0.00 0.90 0.68 0.90 80.68 16:39:01 1 29.31 0.00 1.65 1.03 1.95 66.07 16:39:01 2 31.84 0.00 2.09 1.21 2.01 62.84 16:39:01 3 11.02 0.00 1.05 5.01 1.20 81.72 16:40:01 all 29.65 0.00 1.25 0.98 2.17 65.96 16:40:01 0 24.33 0.00 1.26 0.38 2.48 71.55 16:40:01 1 41.61 0.00 0.70 0.88 2.24 54.57 16:40:01 2 30.95 0.00 1.99 1.08 2.06 63.92 16:40:01 3 21.67 0.00 1.12 1.57 1.88 73.77 16:41:01 all 44.00 0.00 1.48 0.29 3.36 50.88 16:41:01 0 43.17 0.00 1.43 0.28 3.16 51.96 16:41:01 1 46.45 0.00 0.80 0.17 3.01 49.58 16:41:01 2 43.21 0.00 1.19 0.15 3.50 51.95 16:41:01 3 43.20 0.00 2.48 0.53 3.76 50.03 16:42:01 all 20.51 0.00 0.96 0.79 1.07 76.66 16:42:01 0 5.00 0.00 0.63 0.43 0.42 93.52 16:42:01 1 43.61 0.00 1.28 0.13 1.40 53.58 16:42:01 2 15.33 0.00 0.57 0.13 0.88 83.08 16:42:01 3 18.14 0.00 1.34 2.48 1.59 76.45 Average: all 27.89 0.00 1.41 1.62 1.93 67.15 Average: 0 22.62 0.00 1.29 1.30 1.68 73.12 Average: 1 35.20 0.00 1.13 0.90 1.94 60.83 Average: 2 26.56 0.00 1.54 1.02 2.00 68.88 Average: 3 27.17 0.00 1.70 3.25 2.11 65.78