---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1492 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 475 5249 0 2250 7217 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:f9:16:78 brd ff:ff:ff:ff:ff:ff inet 10.32.7.10/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:fef9:1678/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1492) 05/22/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 141.91 56.64 85.27 3660.06 40778.42 14:57:01 73.63 17.49 56.14 1250.23 10068.53 14:58:01 86.32 21.60 64.72 977.84 8319.81 14:59:01 32.38 3.52 28.86 134.78 5753.57 Average: 83.60 24.84 58.76 1506.79 16255.86 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5972784 7405160 2194628 26.87 37392 1574888 702524 7.62 596520 1434448 89968 14:57:01 5713184 7467056 2454228 30.05 58304 1857012 609896 6.62 544780 1709280 151808 14:58:01 5304836 7184972 2862576 35.05 65128 1971280 883068 9.58 893528 1755500 9156 14:59:01 5391068 7403812 2776344 33.99 68776 2098256 673680 7.31 740484 1819768 9928 Average: 5595468 7365250 2571944 31.49 57400 1875359 717292 7.78 693828 1679749 65215 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 ens3 360.67 208.27 1513.87 63.78 0.00 0.00 0.00 0.00 14:56:02 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 14:57:01 ens3 75.97 52.18 535.05 14.61 0.00 0.00 0.00 0.00 14:57:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 14:58:01 ens3 290.45 330.04 1327.35 54.96 0.00 0.00 0.00 0.00 14:58:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 14:59:01 ens3 147.13 138.29 291.53 626.01 0.00 0.00 0.00 0.00 14:59:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 219.15 182.74 918.55 190.57 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 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-1492) 05/22/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 20.83 0.00 2.39 4.80 2.76 69.21 14:56:02 0 20.36 0.00 2.05 4.62 2.43 70.53 14:56:02 1 10.80 0.00 0.89 6.33 2.02 79.95 14:56:02 2 37.04 0.00 4.72 3.13 4.08 51.03 14:56:02 3 15.05 0.00 1.89 5.15 2.52 75.40 14:57:01 all 20.22 0.00 1.36 2.42 1.97 74.03 14:57:01 0 8.82 0.00 0.45 0.29 1.41 89.03 14:57:01 1 30.58 0.00 1.73 6.38 2.28 59.02 14:57:01 2 34.82 0.00 2.55 1.93 2.50 58.19 14:57:01 3 6.69 0.00 0.74 1.09 1.66 89.82 14:58:01 all 38.57 0.00 2.51 1.71 6.86 50.35 14:58:01 0 36.48 0.00 2.72 1.32 6.77 52.70 14:58:01 1 38.54 0.00 1.77 0.67 6.02 53.00 14:58:01 2 37.87 0.00 2.61 3.63 6.86 49.02 14:58:01 3 41.35 0.00 2.93 1.18 7.81 46.72 14:59:01 all 21.13 0.00 1.19 1.01 1.76 74.91 14:59:01 0 38.47 0.00 1.40 0.27 1.95 57.92 14:59:01 1 7.63 0.00 0.90 0.35 0.98 90.14 14:59:01 2 7.00 0.00 0.91 3.26 1.57 87.27 14:59:01 3 31.45 0.00 1.57 0.17 2.53 64.29 Average: all 25.26 0.00 1.87 2.48 3.36 67.03 Average: 0 26.12 0.00 1.67 1.63 3.16 67.42 Average: 1 21.92 0.00 1.32 3.42 2.84 70.50 Average: 2 29.20 0.00 2.70 3.00 3.77 61.34 Average: 3 23.79 0.00 1.79 1.89 3.66 68.87