---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1646 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: 2799.998 BogoMIPS: 5599.99 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 8.2G 12G 43% / 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 461 4672 0 2841 7223 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:78:8b:1a brd ff:ff:ff:ff:ff:ff inet 10.32.6.242/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86034sec preferred_lft 86034sec inet6 fe80::f816:3eff:fe78:8b1a/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-1646) 05/23/26 _x86_64_ (4 CPU) 22:37:56 LINUX RESTART (4 CPU) 22:38:01 tps rtps wtps bread/s bwrtn/s 22:39:01 165.72 78.20 87.52 4683.49 41006.12 22:40:01 85.49 29.70 55.79 1656.92 9651.59 22:41:01 47.06 0.20 46.86 2.80 20636.96 22:42:01 8.53 0.00 8.53 0.00 335.28 22:43:01 51.71 2.13 49.58 115.05 9136.34 Average: 71.70 22.05 49.66 1291.65 16153.26 22:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:39:01 5967852 7411332 2199568 26.93 38164 1584444 707456 7.68 591020 1444388 98620 22:40:01 5586932 7354348 2580488 31.59 58108 1870712 844568 9.16 681992 1698040 152068 22:41:01 5072748 7307616 3094672 37.89 60260 2328740 796164 8.64 725236 2154652 872 22:42:01 5058660 7300760 3108760 38.06 62184 2333232 804172 8.73 733404 2158280 2008 22:43:01 4743484 7362228 3423936 41.92 67612 2696760 727000 7.89 696672 2495464 128092 Average: 5285935 7347257 2881485 35.28 57266 2162778 775872 8.42 685665 1990165 76332 22:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:39:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 22:39:01 ens3 458.36 245.78 1547.71 65.79 0.00 0.00 0.00 0.00 22:40:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 22:40:01 ens3 85.30 63.14 526.79 14.63 0.00 0.00 0.00 0.00 22:41:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:41:01 ens3 311.61 217.20 7658.97 22.85 0.00 0.00 0.00 0.00 22:42:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:42:01 ens3 59.99 85.99 66.90 13.76 0.00 0.00 0.00 0.00 22:43:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 22:43:01 ens3 663.89 584.39 4093.16 81.83 0.00 0.00 0.00 0.00 Average: lo 0.79 0.79 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 315.83 239.30 2778.71 39.77 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1646) 05/23/26 _x86_64_ (4 CPU) 22:37:56 LINUX RESTART (4 CPU) 22:38:01 CPU %user %nice %system %iowait %steal %idle 22:39:01 all 22.14 0.00 2.60 5.31 1.26 68.69 22:39:01 0 10.46 0.00 1.42 3.50 0.85 83.78 22:39:01 1 7.11 0.00 1.43 4.10 1.08 86.28 22:39:01 2 35.50 0.00 5.31 6.33 1.60 51.25 22:39:01 3 35.59 0.00 2.25 7.31 1.52 53.32 22:40:01 all 22.76 0.00 1.36 1.94 1.11 72.83 22:40:01 0 15.35 0.00 0.55 0.48 0.72 82.90 22:40:01 1 19.89 0.00 1.13 2.50 1.49 74.99 22:40:01 2 38.34 0.00 2.12 1.03 1.42 57.10 22:40:01 3 17.50 0.00 1.63 3.73 0.85 76.28 22:41:01 all 11.53 0.00 0.87 0.93 0.70 85.97 22:41:01 0 12.54 0.00 0.93 0.15 0.45 85.93 22:41:01 1 6.16 0.00 0.36 3.04 0.54 89.90 22:41:01 2 9.79 0.00 1.65 0.53 0.55 87.47 22:41:01 3 17.70 0.00 0.53 0.00 1.24 80.53 22:42:01 all 4.03 0.00 0.30 0.04 0.22 95.41 22:42:01 0 3.83 0.00 0.50 0.07 0.03 95.57 22:42:01 1 4.83 0.00 0.36 0.08 0.05 94.68 22:42:01 2 1.82 0.00 0.17 0.00 0.12 97.90 22:42:01 3 5.61 0.00 0.18 0.00 0.72 93.49 22:43:01 all 20.85 0.00 1.57 0.62 1.26 75.70 22:43:01 0 10.47 0.00 1.23 1.16 0.83 86.30 22:43:01 1 14.85 0.00 1.71 0.90 1.15 81.39 22:43:01 2 19.80 0.00 1.48 0.13 1.10 77.48 22:43:01 3 38.38 0.00 1.87 0.27 1.94 57.54 Average: all 16.26 0.00 1.34 1.77 0.91 79.73 Average: 0 10.53 0.00 0.93 1.07 0.58 86.90 Average: 1 10.55 0.00 1.00 2.12 0.86 85.47 Average: 2 21.05 0.00 2.15 1.61 0.96 74.24 Average: 3 22.95 0.00 1.30 2.26 1.25 72.24