---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9240 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 463 5358 0 2154 7233 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:df:c3:cb brd ff:ff:ff:ff:ff:ff inet 10.32.7.31/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86110sec preferred_lft 86110sec inet6 fe80::f816:3eff:fedf:c3cb/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-9240) 11/15/25 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 168.15 85.79 82.36 4958.72 40184.06 14:57:01 61.68 5.71 55.97 183.70 9705.34 14:58:01 87.64 32.38 55.26 1993.14 7916.58 14:59:01 22.43 1.25 21.18 63.06 4757.87 Average: 85.08 31.40 53.68 1806.69 15667.20 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 6032424 7425088 2134988 26.14 36288 1536812 686876 7.45 575772 1397108 70608 14:57:01 5826940 7486464 2340472 28.66 56056 1767708 608112 6.60 520860 1625328 134168 14:58:01 5491128 7401612 2676284 32.77 62632 2006996 687344 7.46 729032 1741144 115180 14:59:01 5423980 7350164 2743432 33.59 64848 2020108 740404 8.03 791184 1746252 16480 Average: 5693618 7415832 2473794 30.29 54956 1832906 680684 7.39 654212 1627458 84109 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 ens3 353.77 201.65 1237.82 62.92 0.00 0.00 0.00 0.00 14:56:02 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 14:57:01 ens3 71.11 42.72 713.97 10.46 0.00 0.00 0.00 0.00 14:57:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 14:58:01 ens3 231.45 257.72 1260.25 46.56 0.00 0.00 0.00 0.00 14:58:01 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 14:59:01 ens3 54.04 63.72 26.99 614.09 0.00 0.00 0.00 0.00 14:59:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 178.06 141.88 810.23 184.21 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9240) 11/15/25 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 20.72 0.00 2.86 6.46 2.89 67.07 14:56:02 0 18.73 0.00 1.71 7.48 2.75 69.33 14:56:02 1 26.30 0.00 2.88 5.84 2.89 62.09 14:56:02 2 11.68 0.00 4.41 2.64 2.69 78.58 14:56:02 3 26.23 0.00 2.45 9.87 3.22 58.23 14:57:01 all 20.47 0.00 1.26 2.48 1.36 74.42 14:57:01 0 21.86 0.00 1.05 6.99 1.22 68.89 14:57:01 1 8.91 0.00 1.00 1.50 1.01 87.58 14:57:01 2 1.95 0.00 0.05 0.00 0.92 97.08 14:57:01 3 49.23 0.00 2.93 1.45 2.31 44.09 14:58:01 all 34.15 0.00 1.83 2.12 4.80 57.10 14:58:01 0 31.60 0.00 1.04 1.92 3.97 61.47 14:58:01 1 29.31 0.00 1.94 1.95 4.37 62.44 14:58:01 2 40.54 0.00 2.07 1.48 5.12 50.79 14:58:01 3 35.09 0.00 2.29 3.14 5.71 53.76 14:59:01 all 20.54 0.00 0.94 1.06 1.40 76.06 14:59:01 0 4.40 0.00 0.48 0.51 0.48 94.12 14:59:01 1 10.82 0.00 0.93 3.16 1.42 83.68 14:59:01 2 36.72 0.00 1.53 0.20 1.63 59.92 14:59:01 3 30.22 0.00 0.84 0.36 2.10 66.47 Average: all 24.00 0.00 1.73 3.03 2.62 68.62 Average: 0 19.15 0.00 1.07 4.22 2.11 73.45 Average: 1 18.87 0.00 1.68 3.12 2.43 73.90 Average: 2 22.80 0.00 2.02 1.09 2.60 71.49 Average: 3 35.13 0.00 2.13 3.72 3.35 55.68