---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8823 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 473 5187 0 2314 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:9b:8e:97 brd ff:ff:ff:ff:ff:ff inet 10.32.7.39/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86089sec preferred_lft 86089sec inet6 fe80::f816:3eff:fe9b:8e97/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8823) 08/21/26 _x86_64_ (4 CPU) 14:54:52 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 139.51 54.77 84.74 3591.67 40623.70 14:57:01 56.02 0.15 55.87 20.66 9605.07 14:58:01 107.50 37.67 69.83 2184.87 11462.58 14:59:01 30.66 3.10 27.56 138.78 5067.82 Average: 83.43 23.93 59.50 1484.20 16691.57 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5981964 7404524 2185456 26.76 36868 1565924 704456 7.64 595836 1428408 83452 14:57:01 5676164 7387892 2491256 30.50 57056 1816528 722356 7.84 612696 1679288 164704 14:58:01 5064920 7007328 3102500 37.99 65088 2032616 1083600 11.76 1061436 1825372 6668 14:59:01 5330224 7414088 2837196 34.74 68432 2168640 664980 7.22 730864 1888420 30716 Average: 5513318 7303458 2654102 32.50 56861 1895927 793848 8.61 750208 1705372 71385 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 439.11 215.44 1478.29 65.46 0.00 0.00 0.00 0.00 14:56:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:57:01 ens3 23.71 20.80 387.41 3.40 0.00 0.00 0.00 0.00 14:57:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 14:58:01 ens3 294.32 312.23 1789.82 68.51 0.00 0.00 0.00 0.00 14:58:01 lo 1.50 1.50 0.15 0.15 0.00 0.00 0.00 0.00 14:59:01 ens3 106.70 113.41 310.76 616.98 0.00 0.00 0.00 0.00 14:59:01 lo 1.40 1.40 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 215.98 165.48 991.64 188.57 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 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-8823) 08/21/26 _x86_64_ (4 CPU) 14:54:52 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 23.19 0.00 2.38 4.18 1.39 68.86 14:56:01 0 26.16 0.00 1.67 2.11 1.53 68.53 14:56:01 1 10.40 0.00 2.98 7.53 1.00 78.09 14:56:01 2 34.82 0.00 2.37 3.88 1.60 57.33 14:56:01 3 21.36 0.00 2.51 3.20 1.45 71.48 14:57:01 all 20.82 0.00 1.33 1.47 1.12 75.25 14:57:01 0 2.16 0.00 0.48 0.78 0.73 95.85 14:57:01 1 20.40 0.00 1.17 4.71 1.67 72.04 14:57:01 2 39.09 0.00 2.20 0.20 1.45 57.06 14:57:01 3 21.65 0.00 1.52 0.18 0.65 76.00 14:58:01 all 43.74 0.00 2.82 1.95 3.60 47.89 14:58:01 0 43.46 0.00 2.56 1.09 3.56 49.33 14:58:01 1 37.65 0.00 2.32 2.52 3.28 54.24 14:58:01 2 45.16 0.00 2.80 1.54 3.71 46.79 14:58:01 3 48.70 0.00 3.55 2.70 3.84 41.21 14:59:01 all 22.81 0.00 1.40 0.77 1.06 73.96 14:59:01 0 26.36 0.00 1.91 0.87 1.01 69.85 14:59:01 1 9.80 0.00 0.63 1.45 0.95 87.18 14:59:01 2 43.51 0.00 1.92 0.23 1.52 52.82 14:59:01 3 11.60 0.00 1.17 0.48 0.75 86.00 Average: all 27.66 0.00 1.98 2.09 1.80 66.47 Average: 0 24.55 0.00 1.66 1.21 1.71 70.87 Average: 1 19.59 0.00 1.78 4.05 1.73 72.86 Average: 2 40.65 0.00 2.32 1.46 2.07 53.49 Average: 3 25.86 0.00 2.19 1.64 1.68 68.64