---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-37849 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 9.2G 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 571 12360 0 3107 15138 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:db:24:e1 brd ff:ff:ff:ff:ff:ff inet 10.30.107.66/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85950sec preferred_lft 85950sec inet6 fe80::f816:3eff:fedb:24e1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-37849) 08/14/25 _x86_64_ (4 CPU) 18:33:20 LINUX RESTART (4 CPU) 18:34:01 tps rtps wtps bread/s bwrtn/s 18:35:01 183.99 39.79 144.19 2408.40 35248.53 18:36:01 54.86 2.90 51.96 132.51 25991.67 18:37:01 39.41 0.88 38.53 27.73 17877.02 18:38:01 18.19 0.60 17.59 18.79 1973.88 18:39:01 13.58 1.75 11.83 90.80 1343.33 18:40:01 25.51 3.72 21.79 238.05 21056.71 Average: 55.92 8.27 47.65 486.04 17248.65 18:34:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:35:01 13274272 15094672 3150696 19.18 75984 1934760 1093348 6.26 1185348 1731328 104524 18:36:01 12380408 14282852 4044560 24.62 78528 2010768 1826876 10.46 2038048 1766552 33556 18:37:01 12114936 14232828 4310032 26.24 83544 2214724 2907648 16.64 2108116 1945344 24508 18:38:01 11599508 13760004 4825460 29.38 86968 2250256 2313456 13.24 2591924 1970112 15220 18:39:01 11754304 14046380 4670664 28.44 89684 2374936 2016112 11.54 2313328 2084176 108256 18:40:01 11362956 14229504 5062012 30.82 92712 2923052 1908236 10.92 2215092 2549140 44092 Average: 12081064 14274373 4343904 26.45 84570 2284749 2010946 11.51 2075309 2007775 55026 18:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:35:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 18:35:01 ens3 321.58 240.54 2335.30 47.12 0.00 0.00 0.00 0.00 18:36:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 18:36:01 ens3 3072.62 1904.12 1479.30 850.03 0.00 0.00 0.00 0.00 18:37:01 lo 8.48 8.48 0.82 0.82 0.00 0.00 0.00 0.00 18:37:01 ens3 1071.15 715.33 3285.81 288.48 0.00 0.00 0.00 0.00 18:38:01 lo 7.20 7.20 9.52 9.52 0.00 0.00 0.00 0.00 18:38:01 ens3 1130.59 720.61 467.72 321.05 0.00 0.00 0.00 0.00 18:39:01 lo 3.53 3.53 0.68 0.68 0.00 0.00 0.00 0.00 18:39:01 ens3 530.72 321.73 281.74 132.49 0.00 0.00 0.00 0.00 18:40:01 lo 2.38 2.38 0.23 0.23 0.00 0.00 0.00 0.00 18:40:01 ens3 1098.97 732.67 2464.38 249.76 0.00 0.00 0.00 0.00 Average: lo 3.77 3.77 1.89 1.89 0.00 0.00 0.00 0.00 Average: ens3 1204.29 772.51 1719.07 314.82 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-37849) 08/14/25 _x86_64_ (4 CPU) 18:33:20 LINUX RESTART (4 CPU) 18:34:01 CPU %user %nice %system %iowait %steal %idle 18:35:01 all 29.44 0.00 1.67 4.81 0.06 64.01 18:35:01 0 34.10 0.00 2.26 6.05 0.08 57.50 18:35:01 1 42.91 0.00 2.39 4.03 0.08 50.58 18:35:01 2 15.95 0.00 0.87 8.02 0.05 75.12 18:35:01 3 24.82 0.00 1.15 1.15 0.03 72.83 18:36:01 all 76.15 0.00 5.72 1.22 0.09 16.82 18:36:01 0 83.46 0.00 5.97 0.79 0.08 9.70 18:36:01 1 77.01 0.00 8.01 1.27 0.08 13.62 18:36:01 2 70.40 0.00 4.75 2.73 0.08 22.04 18:36:01 3 73.69 0.00 4.13 0.12 0.10 21.97 18:37:01 all 61.13 0.00 4.05 1.59 0.10 33.14 18:37:01 0 54.36 0.00 2.98 1.39 0.10 41.17 18:37:01 1 70.95 0.00 3.89 0.89 0.10 24.17 18:37:01 2 61.79 0.00 6.24 3.09 0.10 28.79 18:37:01 3 57.41 0.00 3.08 0.97 0.10 38.44 18:38:01 all 71.63 0.00 2.63 0.24 0.10 25.41 18:38:01 0 76.64 0.00 2.00 0.07 0.10 21.19 18:38:01 1 70.24 0.00 2.71 0.02 0.10 26.93 18:38:01 2 67.10 0.00 3.44 0.27 0.10 29.09 18:38:01 3 72.49 0.00 2.35 0.65 0.10 24.41 18:39:01 all 61.77 0.00 2.18 0.27 0.09 35.69 18:39:01 0 59.53 0.00 2.18 0.02 0.08 38.19 18:39:01 1 63.09 0.00 1.96 0.37 0.08 34.50 18:39:01 2 60.73 0.00 2.16 0.13 0.08 36.90 18:39:01 3 63.75 0.00 2.42 0.54 0.12 33.18 18:40:01 all 53.74 0.00 2.10 0.75 0.10 43.30 18:40:01 0 49.44 0.00 1.72 0.03 0.10 48.70 18:40:01 1 40.31 0.00 2.28 1.84 0.13 55.44 18:40:01 2 67.77 0.00 2.62 0.13 0.10 29.38 18:40:01 3 57.41 0.00 1.79 0.99 0.08 39.73 Average: all 58.97 0.00 3.06 1.48 0.09 36.40 Average: 0 59.60 0.00 2.85 1.39 0.09 36.06 Average: 1 60.76 0.00 3.54 1.40 0.10 34.20 Average: 2 57.28 0.00 3.34 2.39 0.09 36.90 Average: 3 58.25 0.00 2.49 0.74 0.09 38.44