---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4972 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 472 5167 0 2335 7220 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:4b:e3:61 brd ff:ff:ff:ff:ff:ff inet 10.32.7.135/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86053sec preferred_lft 86053sec inet6 fe80::f816:3eff:fe4b:e361/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4972) 09/27/25 _x86_64_ (4 CPU) 23:17:58 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:02 178.87 95.75 83.12 5169.54 40286.77 23:20:01 75.50 20.10 55.40 1350.14 9451.69 23:21:01 47.13 17.36 29.77 981.67 7305.16 23:22:01 8.98 3.60 5.38 130.51 3321.58 23:23:01 27.00 1.33 25.66 100.12 7211.60 Average: 67.47 27.65 39.81 1547.03 13528.74 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:02 6021236 7412456 2146176 26.28 36280 1535716 694076 7.53 586344 1397660 70120 23:20:01 5733132 7422248 2434280 29.80 56940 1796588 819644 8.89 590624 1649272 133364 23:21:01 4843020 6732452 3324392 40.70 62752 1984752 1414512 15.35 1308768 1804828 94296 23:22:01 4877808 6804384 3289604 40.28 64752 2017884 1245936 13.52 1284316 1789432 31732 23:23:01 5219292 7326792 2948120 36.10 68500 2191468 742828 8.06 815296 1912468 33588 Average: 5338898 7139666 2828514 34.63 57845 1905282 983399 10.67 917070 1710732 72620 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:02 ens3 432.21 222.31 1217.42 64.77 0.00 0.00 0.00 0.00 23:19:02 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 23:20:01 ens3 76.95 49.06 712.65 8.42 0.00 0.00 0.00 0.00 23:20:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 23:21:01 ens3 199.88 190.85 2503.19 25.92 0.00 0.00 0.00 0.00 23:21:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 23:22:01 ens3 42.11 41.94 393.78 6.56 0.00 0.00 0.00 0.00 23:22:01 lo 122.65 122.65 36.42 36.42 0.00 0.00 0.00 0.00 23:23:01 ens3 85.69 78.15 862.30 21.89 0.00 0.00 0.00 0.00 23:23:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 167.67 116.69 1139.34 25.57 0.00 0.00 0.00 0.00 Average: lo 25.47 25.47 7.39 7.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4972) 09/27/25 _x86_64_ (4 CPU) 23:17:58 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:02 all 21.80 0.00 3.06 5.71 1.48 67.94 23:19:02 0 27.22 0.00 1.84 6.49 1.62 62.82 23:19:02 1 26.21 0.00 6.61 5.56 1.65 59.97 23:19:02 2 16.50 0.00 2.00 7.55 1.36 72.59 23:19:02 3 17.29 0.00 1.83 3.25 1.26 76.37 23:20:01 all 21.77 0.00 1.39 1.92 1.14 73.78 23:20:01 0 52.39 0.00 3.08 3.27 1.81 39.45 23:20:01 1 18.11 0.00 1.40 1.53 1.35 77.61 23:20:01 2 13.66 0.00 0.78 2.70 1.11 81.75 23:20:01 3 2.95 0.00 0.29 0.19 0.32 96.26 23:21:01 all 29.09 0.00 1.28 1.11 2.09 66.42 23:21:01 0 29.00 0.00 1.30 1.53 2.20 65.97 23:21:01 1 32.41 0.00 1.18 0.72 2.13 63.57 23:21:01 2 30.92 0.00 1.64 1.84 1.84 63.75 23:21:01 3 24.01 0.00 1.00 0.33 2.20 72.45 23:22:01 all 40.64 0.00 1.29 0.24 2.85 54.98 23:22:01 0 42.22 0.00 0.96 0.20 3.02 53.59 23:22:01 1 43.26 0.00 1.44 0.28 2.86 52.16 23:22:01 2 39.33 0.00 1.03 0.36 2.93 56.35 23:22:01 3 37.78 0.00 1.68 0.13 2.56 57.85 23:23:01 all 23.35 0.00 1.13 0.75 1.15 73.61 23:23:01 0 6.14 0.00 0.33 0.08 0.67 92.78 23:23:01 1 32.63 0.00 1.65 1.68 1.58 62.46 23:23:01 2 41.42 0.00 1.42 1.12 1.62 54.43 23:23:01 3 13.20 0.00 1.17 0.15 0.73 84.75 Average: all 27.35 0.00 1.63 1.95 1.75 67.32 Average: 0 31.32 0.00 1.50 2.32 1.86 63.00 Average: 1 30.56 0.00 2.46 1.95 1.92 63.12 Average: 2 28.42 0.00 1.37 2.71 1.78 65.72 Average: 3 19.11 0.00 1.20 0.82 1.42 77.46