---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-20477 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 619 12644 0 2776 15091 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:79:37:bc brd ff:ff:ff:ff:ff:ff inet 10.30.107.213/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86095sec preferred_lft 86095sec inet6 fe80::f816:3eff:fe79:37bc/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-20477) 12/13/25 _x86_64_ (4 CPU) 08:35:22 LINUX RESTART (4 CPU) 08:36:01 tps rtps wtps bread/s bwrtn/s 08:37:01 139.24 15.78 123.46 1218.60 35812.43 08:38:01 365.06 28.11 336.95 1369.28 15186.67 08:39:01 94.67 2.22 92.45 151.71 14735.94 08:40:01 28.33 1.20 27.13 97.32 2294.68 Average: 156.83 11.83 145.01 709.25 17007.36 08:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:37:01 13898608 15599468 2526360 15.38 71784 1823464 723140 4.14 627876 1672680 98012 08:38:01 12018568 14165920 4406400 26.83 94084 2228112 1945804 11.14 2162580 1974548 128836 08:39:01 10929932 13398292 5495036 33.46 100148 2531204 2573448 14.73 3159124 2045836 29112 08:40:01 12938412 15438284 3486556 21.23 103284 2558580 851900 4.88 1169432 2033012 32668 Average: 12446380 14650491 3978588 24.22 92325 2285340 1523573 8.72 1779753 1931519 72157 08:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:37:01 ens3 134.76 114.26 1199.84 29.29 0.00 0.00 0.00 0.00 08:37:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 08:38:01 ens3 436.80 382.49 3716.56 61.44 0.00 0.00 0.00 0.00 08:38:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 08:39:01 ens3 916.38 712.01 4172.82 262.90 0.00 0.00 0.00 0.00 08:39:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 08:40:01 ens3 157.47 122.38 115.87 32.70 0.00 0.00 0.00 0.00 08:40:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 411.36 332.79 2301.33 96.58 0.00 0.00 0.00 0.00 Average: lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-20477) 12/13/25 _x86_64_ (4 CPU) 08:35:22 LINUX RESTART (4 CPU) 08:36:01 CPU %user %nice %system %iowait %steal %idle 08:37:01 all 13.33 0.00 1.16 2.12 0.05 83.34 08:37:01 0 26.42 0.00 1.92 1.15 0.07 70.44 08:37:01 1 1.60 0.00 0.53 3.44 0.02 94.41 08:37:01 2 2.47 0.00 0.50 2.31 0.03 94.68 08:37:01 3 22.85 0.00 1.67 1.57 0.08 73.82 08:38:01 all 60.44 0.00 2.58 1.01 0.10 35.87 08:38:01 0 65.96 0.00 2.79 0.90 0.12 30.23 08:38:01 1 57.50 0.00 2.63 0.18 0.10 39.59 08:38:01 2 50.73 0.00 2.48 1.95 0.10 44.74 08:38:01 3 67.60 0.00 2.43 0.97 0.10 28.90 08:39:01 all 61.15 0.00 2.30 0.19 0.10 36.25 08:39:01 0 59.77 0.00 2.33 0.07 0.10 37.74 08:39:01 1 61.19 0.00 2.79 0.08 0.12 35.81 08:39:01 2 58.56 0.00 2.25 0.28 0.10 38.81 08:39:01 3 65.09 0.00 1.85 0.32 0.12 32.63 08:40:01 all 49.21 0.00 2.33 0.18 0.08 48.19 08:40:01 0 55.29 0.00 2.75 0.50 0.08 41.38 08:40:01 1 42.73 0.00 2.03 0.10 0.07 55.07 08:40:01 2 60.15 0.00 2.91 0.10 0.10 36.74 08:40:01 3 38.70 0.00 1.68 0.02 0.08 59.52 Average: all 46.02 0.00 2.09 0.87 0.09 50.92 Average: 0 51.84 0.00 2.45 0.66 0.09 44.96 Average: 1 40.73 0.00 2.00 0.95 0.08 56.25 Average: 2 42.98 0.00 2.03 1.16 0.08 53.74 Average: 3 48.54 0.00 1.91 0.72 0.10 48.74