---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6767 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 490 5248 0 2236 7203 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:e1:d9:d1 brd ff:ff:ff:ff:ff:ff inet 10.32.6.224/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86081sec preferred_lft 86081sec inet6 fe80::f816:3eff:fee1:d9d1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6767) 10/18/25 _x86_64_ (4 CPU) 08:13:06 LINUX RESTART (4 CPU) 08:14:01 tps rtps wtps bread/s bwrtn/s 08:15:01 46.78 2.30 44.49 47.85 5735.55 08:16:01 99.67 29.84 69.83 1638.65 13222.53 08:17:01 45.05 9.73 35.32 664.05 3707.16 08:18:01 25.06 0.68 24.38 77.72 3613.93 Average: 54.14 10.64 43.50 607.09 6569.92 08:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:15:01 5864008 7433316 2303404 28.20 51176 1688848 669156 7.26 571596 1549468 167656 08:16:01 5376988 7188680 2790424 34.17 61100 1911188 862368 9.36 834368 1754356 6432 08:17:01 5391624 7380244 2775788 33.99 66296 2078204 680488 7.38 731728 1833208 74996 08:18:01 5403088 7402400 2764324 33.85 68584 2086280 662952 7.19 716400 1836028 10648 Average: 5508927 7351160 2658485 32.55 61789 1941130 718741 7.80 713523 1743265 64933 08:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:15:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 08:15:01 ens3 57.41 41.57 748.65 5.58 0.00 0.00 0.00 0.00 08:16:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 08:16:01 ens3 220.68 213.56 1917.30 39.66 0.00 0.00 0.00 0.00 08:17:01 lo 1.37 1.37 0.19 0.19 0.00 0.00 0.00 0.00 08:17:01 ens3 255.06 297.57 1438.54 53.33 0.00 0.00 0.00 0.00 08:18:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 08:18:01 ens3 10.85 11.68 8.67 5.52 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 136.01 141.10 1028.33 26.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6767) 10/18/25 _x86_64_ (4 CPU) 08:13:06 LINUX RESTART (4 CPU) 08:14:01 CPU %user %nice %system %iowait %steal %idle 08:15:01 all 18.69 0.00 1.25 2.43 1.73 75.90 08:15:01 0 1.18 0.00 0.22 0.27 0.30 98.04 08:15:01 1 44.77 0.00 2.58 0.71 3.53 48.40 08:15:01 2 12.08 0.00 1.23 8.50 1.99 76.21 08:15:01 3 16.63 0.00 1.00 0.23 1.10 81.04 08:16:01 all 26.70 0.00 1.70 2.47 5.14 63.99 08:16:01 0 36.45 0.00 1.95 1.38 5.13 55.09 08:16:01 1 31.04 0.00 2.16 2.60 5.53 58.68 08:16:01 2 16.06 0.00 1.40 1.45 5.31 75.79 08:16:01 3 23.29 0.00 1.27 4.43 4.61 66.40 08:17:01 all 36.85 0.00 1.82 0.79 8.37 52.17 08:17:01 0 46.83 0.00 1.40 0.30 7.92 43.55 08:17:01 1 35.15 0.00 2.07 1.18 9.03 52.56 08:17:01 2 31.10 0.00 2.05 0.79 8.74 57.33 08:17:01 3 34.36 0.00 1.76 0.89 7.75 55.23 08:18:01 all 20.06 0.00 1.11 0.94 1.84 76.05 08:18:01 0 23.66 0.00 1.15 0.67 1.75 72.77 08:18:01 1 23.82 0.00 1.16 2.83 1.93 70.27 08:18:01 2 15.84 0.00 1.17 0.13 2.36 80.50 08:18:01 3 16.98 0.00 0.95 0.13 1.33 80.61 Average: all 25.61 0.00 1.47 1.66 4.28 66.98 Average: 0 27.11 0.00 1.18 0.65 3.79 67.27 Average: 1 33.70 0.00 1.99 1.83 5.02 57.46 Average: 2 18.80 0.00 1.46 2.71 4.61 72.42 Average: 3 22.84 0.00 1.25 1.43 3.71 70.78