---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12373 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.9G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 615 12599 0 2825 15094 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:b1:d1:2f brd ff:ff:ff:ff:ff:ff inet 10.30.107.211/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86063sec preferred_lft 86063sec inet6 fe80::f816:3eff:feb1:d12f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12373) 11/13/25 _x86_64_ (4 CPU) 08:37:51 LINUX RESTART (4 CPU) 08:38:02 tps rtps wtps bread/s bwrtn/s 08:39:01 434.28 55.55 378.73 3701.75 69083.34 08:40:01 408.97 33.24 375.72 2087.25 18564.91 08:41:01 101.50 12.86 88.64 634.83 12626.56 08:42:01 50.69 1.08 49.61 64.39 6991.63 08:43:01 35.36 1.10 34.26 64.79 3855.09 Average: 205.40 20.65 184.75 1302.60 22067.61 08:38:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:39:01 13876376 15488408 2548592 15.52 65432 1746504 840816 4.81 732144 1598204 196700 08:40:01 13100528 15018060 3324440 20.24 84348 2017404 1228988 7.03 1236996 1836712 22188 08:41:01 11725284 14105824 4699684 28.61 97768 2450984 2062512 11.80 2265296 2149664 108620 08:42:01 10822004 13308052 5602964 34.11 100824 2545744 2739848 15.68 3280608 2030936 24952 08:43:01 12904540 15455292 3520428 21.43 104084 2607080 842412 4.82 1171792 2062064 24936 Average: 12485746 14675127 3939222 23.98 90491 2273543 1542915 8.83 1737367 1935516 75479 08:38:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:39:01 ens3 378.44 256.80 1921.29 78.54 0.00 0.00 0.00 0.00 08:39:01 lo 1.42 1.42 0.17 0.17 0.00 0.00 0.00 0.00 08:40:01 ens3 339.29 303.65 2605.05 60.22 0.00 0.00 0.00 0.00 08:40:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 08:41:01 ens3 440.71 354.31 4698.47 65.98 0.00 0.00 0.00 0.00 08:41:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 08:42:01 ens3 494.68 436.28 891.66 212.41 0.00 0.00 0.00 0.00 08:42:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 08:43:01 ens3 271.42 253.84 284.67 651.34 0.00 0.00 0.00 0.00 08:43:01 lo 34.79 34.79 3.13 3.13 0.00 0.00 0.00 0.00 Average: ens3 384.93 321.19 2080.76 214.15 0.00 0.00 0.00 0.00 Average: lo 7.52 7.52 0.69 0.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12373) 11/13/25 _x86_64_ (4 CPU) 08:37:51 LINUX RESTART (4 CPU) 08:38:02 CPU %user %nice %system %iowait %steal %idle 08:39:01 all 22.24 0.00 2.07 3.76 0.07 71.85 08:39:01 0 11.27 0.00 1.24 3.87 0.07 83.56 08:39:01 1 36.67 0.00 4.07 4.66 0.12 54.48 08:39:01 2 20.81 0.00 1.61 5.60 0.07 71.91 08:39:01 3 20.28 0.00 1.37 0.91 0.03 77.40 08:40:01 all 21.80 0.00 1.65 1.36 0.07 75.11 08:40:01 0 20.89 0.00 1.77 1.07 0.08 76.19 08:40:01 1 29.08 0.00 1.12 0.10 0.05 69.65 08:40:01 2 20.27 0.00 1.10 1.89 0.07 76.67 08:40:01 3 16.92 0.00 2.57 2.42 0.08 78.01 08:41:01 all 61.66 0.00 2.22 0.23 0.11 35.79 08:41:01 0 67.32 0.00 2.55 0.28 0.10 29.74 08:41:01 1 67.41 0.00 2.16 0.12 0.10 30.21 08:41:01 2 57.97 0.00 2.16 0.37 0.12 39.38 08:41:01 3 53.94 0.00 2.02 0.12 0.12 43.80 08:42:01 all 63.84 0.00 2.23 0.06 0.09 33.78 08:42:01 0 70.38 0.00 2.38 0.20 0.08 26.96 08:42:01 1 56.89 0.00 2.86 0.00 0.10 40.14 08:42:01 2 59.37 0.00 1.49 0.05 0.08 39.00 08:42:01 3 68.68 0.00 2.20 0.00 0.08 29.04 08:43:01 all 32.67 0.00 2.25 0.28 0.08 64.73 08:43:01 0 22.47 0.00 2.37 0.23 0.08 74.84 08:43:01 1 43.54 0.00 2.47 0.08 0.10 53.81 08:43:01 2 24.95 0.00 2.15 0.74 0.05 72.11 08:43:01 3 39.65 0.00 2.00 0.05 0.08 58.22 Average: all 40.49 0.00 2.08 1.13 0.08 56.21 Average: 0 38.56 0.00 2.06 1.12 0.08 58.17 Average: 1 46.74 0.00 2.53 0.98 0.09 49.66 Average: 2 36.71 0.00 1.70 1.72 0.08 59.79 Average: 3 39.95 0.00 2.03 0.70 0.08 57.24