---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6693 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 41% / 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 5219 0 2292 7227 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:46:a6:b3 brd ff:ff:ff:ff:ff:ff inet 10.32.6.122/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86107sec preferred_lft 86107sec inet6 fe80::f816:3eff:fe46:a6b3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6693) 07/25/26 _x86_64_ (4 CPU) 15:35:50 LINUX RESTART (4 CPU) 15:36:01 tps rtps wtps bread/s bwrtn/s 15:37:01 114.35 54.18 60.16 3561.75 5256.66 15:38:01 64.65 11.65 53.00 243.73 9822.53 15:39:01 82.77 6.20 76.57 397.20 11950.28 15:40:01 34.91 1.25 33.66 101.58 4408.47 Average: 74.17 18.32 55.85 1076.18 7859.47 15:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:37:01 5979988 7415840 2187424 26.78 37672 1577748 704992 7.65 584424 1438440 94984 15:38:01 5756648 7486780 2410764 29.52 58280 1833340 616132 6.69 519272 1689560 156756 15:39:01 4755124 6695444 3412288 41.78 65260 2029184 1336860 14.51 1349840 1842484 8280 15:40:01 5314080 7366596 2853332 34.94 69152 2135176 726316 7.88 720964 1909876 25552 Average: 5451460 7241165 2715952 33.25 57591 1893862 846075 9.18 793625 1720090 71393 15:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:37:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 15:37:01 ens3 406.15 227.81 1471.43 65.97 0.00 0.00 0.00 0.00 15:38:01 lo 0.97 0.97 0.09 0.09 0.00 0.00 0.00 0.00 15:38:01 ens3 73.75 59.15 521.38 11.69 0.00 0.00 0.00 0.00 15:39:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 15:39:01 ens3 451.82 448.08 3001.18 76.89 0.00 0.00 0.00 0.00 15:40:01 lo 1.53 1.53 0.17 0.17 0.00 0.00 0.00 0.00 15:40:01 ens3 147.74 144.73 662.85 36.19 0.00 0.00 0.00 0.00 Average: lo 0.97 0.97 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 269.89 219.96 1414.32 47.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6693) 07/25/26 _x86_64_ (4 CPU) 15:35:50 LINUX RESTART (4 CPU) 15:36:01 CPU %user %nice %system %iowait %steal %idle 15:37:01 all 23.01 0.00 1.69 3.77 1.67 69.86 15:37:01 0 19.80 0.00 1.16 0.75 1.07 77.22 15:37:01 1 24.39 0.00 2.40 5.04 1.81 66.36 15:37:01 2 12.00 0.00 1.31 1.97 1.51 83.21 15:37:01 3 35.81 0.00 1.89 7.32 2.29 52.69 15:38:01 all 20.75 0.00 1.29 1.53 1.32 75.12 15:38:01 0 43.25 0.00 2.07 0.32 1.57 52.80 15:38:01 1 17.53 0.00 1.46 0.88 1.21 78.92 15:38:01 2 4.43 0.00 0.28 0.05 0.86 94.38 15:38:01 3 17.92 0.00 1.36 4.85 1.61 74.26 15:39:01 all 39.41 0.00 1.98 1.53 4.11 52.97 15:39:01 0 39.34 0.00 2.13 0.83 4.09 53.61 15:39:01 1 38.68 0.00 1.44 1.75 3.67 54.47 15:39:01 2 31.96 0.00 1.91 0.74 4.08 61.31 15:39:01 3 47.71 0.00 2.41 2.77 4.62 42.49 15:40:01 all 26.10 0.00 1.21 0.87 1.91 69.91 15:40:01 0 37.29 0.00 0.96 0.28 1.68 59.79 15:40:01 1 13.37 0.00 1.12 1.09 2.04 82.37 15:40:01 2 12.60 0.00 0.86 0.07 1.82 84.65 15:40:01 3 41.24 0.00 1.91 2.04 2.09 52.73 Average: all 27.34 0.00 1.54 1.92 2.25 66.95 Average: 0 34.93 0.00 1.58 0.54 2.10 60.84 Average: 1 23.50 0.00 1.60 2.19 2.19 70.53 Average: 2 15.27 0.00 1.09 0.71 2.07 80.85 Average: 3 35.68 0.00 1.89 4.25 2.65 55.53