---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-38794 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 8.5G 69G 11% / 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 614 13058 0 2367 15107 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:d5:c5:ee brd ff:ff:ff:ff:ff:ff inet 10.30.107.250/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86050sec preferred_lft 86050sec inet6 fe80::f816:3eff:fed5:c5ee/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-38794) 08/18/25 _x86_64_ (4 CPU) 21:10:18 LINUX RESTART (4 CPU) 21:11:02 tps rtps wtps bread/s bwrtn/s 21:12:01 181.16 40.28 140.87 2463.72 35179.26 21:13:01 60.06 3.73 56.32 159.31 27317.45 21:14:01 9.57 0.00 9.57 0.00 9699.85 21:15:01 8.30 1.65 6.65 52.39 1633.19 21:16:01 35.38 2.62 32.76 268.76 5762.11 Average: 58.48 9.55 48.93 582.56 15853.96 21:11:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:12:01 13218008 15028548 3206960 19.52 73772 1927600 1251548 7.16 1250988 1721732 102364 21:13:01 12430480 14330368 3994488 24.32 76612 2010480 1941512 11.11 1977796 1772460 4652 21:14:01 12427476 14327396 3997492 24.34 76684 2010528 1941512 11.11 1981312 1772500 88 21:15:01 13302748 15298360 3122220 19.01 78640 2101060 1014036 5.80 1040956 1834336 48540 21:16:01 13350540 15446240 3074428 18.72 82792 2194692 858800 4.91 941660 1882944 25848 Average: 12945850 14886182 3479118 21.18 77700 2048872 1401482 8.02 1438542 1796794 36298 21:11:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:12:01 ens3 420.95 291.24 2292.97 61.95 0.00 0.00 0.00 0.00 21:12:01 lo 0.75 0.75 0.08 0.08 0.00 0.00 0.00 0.00 21:13:01 ens3 586.77 334.44 1116.68 128.73 0.00 0.00 0.00 0.00 21:13:01 lo 1.60 1.60 0.09 0.09 0.00 0.00 0.00 0.00 21:14:01 ens3 25.71 16.70 6.21 6.07 0.00 0.00 0.00 0.00 21:14:01 lo 4.13 4.13 0.20 0.20 0.00 0.00 0.00 0.00 21:15:01 ens3 521.93 323.96 1397.54 102.45 0.00 0.00 0.00 0.00 21:15:01 lo 18.03 18.03 2.64 2.64 0.00 0.00 0.00 0.00 21:16:01 ens3 450.82 340.84 1367.09 133.98 0.00 0.00 0.00 0.00 21:16:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 401.17 261.34 1232.56 86.72 0.00 0.00 0.00 0.00 Average: lo 5.06 5.06 0.62 0.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-38794) 08/18/25 _x86_64_ (4 CPU) 21:10:18 LINUX RESTART (4 CPU) 21:11:02 CPU %user %nice %system %iowait %steal %idle 21:12:01 all 35.77 0.00 1.75 2.20 0.06 60.22 21:12:01 0 36.37 0.00 2.39 4.02 0.05 57.17 21:12:01 1 28.57 0.00 1.33 0.54 0.05 69.51 21:12:01 2 33.51 0.00 1.39 2.33 0.07 62.70 21:12:01 3 44.64 0.00 1.93 1.89 0.07 51.48 21:13:01 all 45.49 0.00 1.45 0.45 0.07 52.54 21:13:01 0 36.16 0.00 1.50 0.05 0.07 62.23 21:13:01 1 49.72 0.00 0.95 1.05 0.08 48.20 21:13:01 2 47.06 0.00 1.96 0.03 0.07 50.89 21:13:01 3 49.09 0.00 1.41 0.67 0.08 48.75 21:14:01 all 1.04 0.00 0.10 0.27 0.03 98.56 21:14:01 0 1.77 0.00 0.10 0.00 0.03 98.10 21:14:01 1 0.80 0.00 0.05 1.05 0.03 98.07 21:14:01 2 0.88 0.00 0.15 0.00 0.03 98.93 21:14:01 3 0.70 0.00 0.08 0.05 0.03 99.13 21:15:01 all 25.37 0.00 1.18 0.05 0.06 73.34 21:15:01 0 23.59 0.00 1.15 0.10 0.07 75.09 21:15:01 1 24.21 0.00 1.50 0.02 0.05 74.21 21:15:01 2 26.77 0.00 1.02 0.00 0.07 72.14 21:15:01 3 26.91 0.00 1.04 0.05 0.07 71.93 21:16:01 all 37.25 0.00 1.64 0.31 0.07 60.73 21:16:01 0 32.27 0.00 2.31 0.13 0.07 65.22 21:16:01 1 46.89 0.00 1.24 0.12 0.07 51.69 21:16:01 2 43.64 0.00 1.42 0.07 0.05 54.83 21:16:01 3 26.13 0.00 1.64 0.96 0.05 71.22 Average: all 28.94 0.00 1.22 0.65 0.06 69.13 Average: 0 25.96 0.00 1.48 0.85 0.06 71.65 Average: 1 30.04 0.00 1.01 0.56 0.06 68.33 Average: 2 30.36 0.00 1.19 0.48 0.06 67.92 Average: 3 29.42 0.00 1.22 0.72 0.06 68.59