---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-31806 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 672K 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / 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 596 11189 0 4253 15113 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:02:0f:9e brd ff:ff:ff:ff:ff:ff inet 10.30.106.111/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86047sec preferred_lft 86047sec inet6 fe80::f816:3eff:fe02:f9e/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-31806) 07/30/25 _x86_64_ (4 CPU) 13:02:23 LINUX RESTART (4 CPU) 13:03:02 tps rtps wtps bread/s bwrtn/s 13:04:01 172.46 28.93 143.53 1673.61 50512.93 13:05:01 110.50 16.29 94.20 816.39 22632.99 13:06:01 23.88 4.13 19.75 192.10 2452.39 13:07:01 59.27 0.23 59.03 3.87 23842.27 13:08:01 49.78 3.30 46.48 307.82 47544.08 Average: 82.88 10.52 72.36 595.19 29326.28 13:03:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:04:01 13646568 15403416 2778400 16.92 71616 1878456 958624 5.49 831448 1718728 98104 13:05:01 11622272 13759540 4802696 29.24 81200 2238056 2414184 13.82 2570276 1977508 14532 13:06:01 11742216 13961888 4682752 28.51 84524 2313832 2280300 13.05 2401544 2018924 22780 13:07:01 11449544 15303096 4975424 30.29 93900 3891692 1134236 6.49 1355160 3307104 1253964 13:08:01 11523528 15540188 4901440 29.84 97424 4045860 787504 4.51 1181140 3401748 29196 Average: 11996826 14793626 4428142 26.96 85733 2873579 1514970 8.67 1667914 2484802 283715 13:03:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:04:01 lo 0.64 0.64 0.08 0.08 0.00 0.00 0.00 0.00 13:04:01 ens3 224.33 163.35 1972.02 25.70 0.00 0.00 0.00 0.00 13:05:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 13:05:01 ens3 666.96 472.86 5281.58 104.34 0.00 0.00 0.00 0.00 13:06:01 lo 5.52 5.52 25.74 25.74 0.00 0.00 0.00 0.00 13:06:01 ens3 1165.62 661.66 1040.07 287.70 0.00 0.00 0.00 0.00 13:07:01 lo 2.32 2.32 0.30 0.30 0.00 0.00 0.00 0.00 13:07:01 ens3 951.87 566.43 4536.52 140.56 0.00 0.00 0.00 0.00 13:08:01 lo 0.80 0.80 0.10 0.10 0.00 0.00 0.00 0.00 13:08:01 ens3 1007.33 529.11 2503.74 182.86 0.00 0.00 0.00 0.00 Average: lo 1.93 1.93 5.27 5.27 0.00 0.00 0.00 0.00 Average: ens3 805.15 479.73 3070.47 148.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-31806) 07/30/25 _x86_64_ (4 CPU) 13:02:23 LINUX RESTART (4 CPU) 13:03:02 CPU %user %nice %system %iowait %steal %idle 13:04:01 all 19.46 0.00 1.29 4.92 0.05 74.28 13:04:01 0 8.18 0.00 0.73 9.87 0.03 81.18 13:04:01 1 20.32 0.00 1.11 2.61 0.05 75.92 13:04:01 2 22.15 0.00 1.71 5.90 0.07 70.17 13:04:01 3 27.19 0.00 1.63 1.27 0.07 69.84 13:05:01 all 54.05 0.00 2.16 1.34 0.09 42.36 13:05:01 0 54.55 0.00 2.17 2.81 0.10 40.37 13:05:01 1 56.92 0.00 2.40 1.64 0.08 38.96 13:05:01 2 43.63 0.00 2.48 0.67 0.08 53.14 13:05:01 3 61.13 0.00 1.57 0.22 0.08 36.99 13:06:01 all 44.64 0.00 3.87 0.14 0.09 51.26 13:06:01 0 44.17 0.00 5.08 0.05 0.07 50.63 13:06:01 1 44.24 0.00 4.03 0.15 0.09 51.49 13:06:01 2 45.36 0.00 3.47 0.20 0.08 50.89 13:06:01 3 44.81 0.00 2.88 0.17 0.10 52.03 13:07:01 all 44.67 0.00 2.03 1.19 0.08 52.03 13:07:01 0 37.61 0.00 1.44 0.80 0.07 60.09 13:07:01 1 40.96 0.00 2.89 1.87 0.10 54.19 13:07:01 2 57.34 0.00 2.26 1.47 0.08 38.85 13:07:01 3 42.77 0.00 1.52 0.64 0.07 55.01 13:08:01 all 37.04 0.00 1.92 3.13 0.08 57.83 13:08:01 0 42.77 0.00 3.26 0.88 0.08 53.01 13:08:01 1 28.97 0.00 0.79 3.17 0.07 67.00 13:08:01 2 32.17 0.00 1.61 0.82 0.05 65.35 13:08:01 3 44.24 0.00 2.09 7.63 0.08 45.96 Average: all 40.02 0.00 2.25 2.14 0.08 55.50 Average: 0 37.54 0.00 2.54 2.86 0.07 56.98 Average: 1 38.32 0.00 2.24 1.89 0.08 57.47 Average: 2 40.17 0.00 2.30 1.80 0.07 55.64 Average: 3 44.08 0.00 1.94 2.00 0.08 51.91