---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9917 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 7.8G 12G 41% / 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 482 5114 0 2378 7210 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:bb:9a:b9 brd ff:ff:ff:ff:ff:ff inet 10.32.6.184/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86004sec preferred_lft 86004sec inet6 fe80::f816:3eff:febb:9ab9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9917) 11/22/25 _x86_64_ (4 CPU) 11:16:54 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:02 145.44 63.12 82.33 4182.71 39752.94 11:19:01 55.49 0.22 55.27 27.11 9392.61 11:20:01 64.02 29.75 34.28 1638.26 7455.96 11:21:01 9.85 0.00 9.85 0.00 397.73 11:22:01 44.36 2.13 42.23 115.05 8715.75 11:23:01 24.49 0.67 23.83 77.57 4779.34 Average: 57.28 16.03 41.26 1009.61 11756.60 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:02 6020980 7405796 2146432 26.28 36072 1529412 686904 7.45 592060 1391056 71100 11:19:01 5747992 7384488 2419420 29.62 55508 1745764 695376 7.55 616408 1606808 123556 11:20:01 5471212 7241560 2696200 33.01 58572 1874200 839652 9.11 775232 1720160 1536 11:21:01 5460800 7238720 2706612 33.14 60608 1878776 839652 9.11 780184 1723748 804 11:22:01 5278476 7410456 2888936 35.37 65372 2220672 653036 7.09 644444 2027240 111128 11:23:01 5225156 7370168 2942256 36.02 67612 2230608 703408 7.63 690816 2032400 12320 Average: 5534103 7341865 2633309 32.24 57291 1913239 736338 7.99 683191 1750235 53407 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:02 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 11:18:02 ens3 406.40 213.43 1127.89 64.90 0.00 0.00 0.00 0.00 11:19:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:19:01 ens3 40.46 33.04 558.78 4.24 0.00 0.00 0.00 0.00 11:20:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 11:20:01 ens3 145.16 116.50 1319.89 22.65 0.00 0.00 0.00 0.00 11:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:21:01 ens3 59.85 84.87 64.87 13.65 0.00 0.00 0.00 0.00 11:22:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 11:22:01 ens3 635.71 584.75 4093.06 71.98 0.00 0.00 0.00 0.00 11:23:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 11:23:01 ens3 10.35 11.08 8.27 5.55 0.00 0.00 0.00 0.00 Average: lo 0.65 0.65 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 216.81 174.33 1197.15 30.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9917) 11/22/25 _x86_64_ (4 CPU) 11:16:54 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:02 all 22.21 0.00 2.84 4.79 1.44 68.72 11:18:02 0 19.08 0.00 1.28 4.99 1.38 73.27 11:18:02 1 21.57 0.00 2.02 3.76 1.26 71.39 11:18:02 2 28.09 0.00 2.75 6.26 1.95 60.95 11:18:02 3 20.11 0.00 5.31 4.16 1.17 69.26 11:19:01 all 20.68 0.00 1.49 1.50 1.29 75.04 11:19:01 0 7.47 0.00 1.25 5.50 1.06 84.71 11:19:01 1 16.15 0.00 1.15 0.08 0.68 81.94 11:19:01 2 34.00 0.00 1.89 0.23 2.60 61.27 11:19:01 3 25.02 0.00 1.68 0.20 0.81 72.29 11:20:01 all 16.33 0.00 0.98 1.53 0.99 80.17 11:20:01 0 17.08 0.00 0.45 0.75 0.92 80.80 11:20:01 1 10.53 0.00 0.67 1.00 0.75 87.05 11:20:01 2 19.99 0.00 1.27 2.10 1.27 75.37 11:20:01 3 17.68 0.00 1.52 2.27 1.03 77.51 11:21:01 all 4.84 0.00 0.39 0.04 0.23 94.50 11:21:01 0 2.84 0.00 0.25 0.00 0.23 96.68 11:21:01 1 5.65 0.00 0.35 0.10 0.25 93.65 11:21:01 2 9.93 0.00 0.85 0.02 0.35 88.85 11:21:01 3 0.97 0.00 0.08 0.03 0.07 98.85 11:22:01 all 18.80 0.00 1.82 0.62 1.08 77.68 11:22:01 0 15.86 0.00 1.78 0.70 1.03 80.62 11:22:01 1 22.46 0.00 1.63 0.83 1.05 74.04 11:22:01 2 16.74 0.00 1.97 0.23 1.10 79.96 11:22:01 3 20.12 0.00 1.91 0.68 1.16 76.12 11:23:01 all 20.01 0.00 0.85 0.87 0.98 77.29 11:23:01 0 30.33 0.00 1.13 1.97 1.02 65.56 11:23:01 1 25.67 0.00 0.97 1.20 0.95 71.21 11:23:01 2 14.13 0.00 0.93 0.02 0.65 84.27 11:23:01 3 10.02 0.00 0.35 0.30 1.32 88.01 Average: all 17.14 0.00 1.39 1.56 1.00 78.90 Average: 0 15.46 0.00 1.02 2.31 0.94 80.26 Average: 1 17.02 0.00 1.13 1.17 0.82 79.86 Average: 2 20.47 0.00 1.61 1.48 1.32 75.12 Average: 3 15.63 0.00 1.81 1.27 0.93 80.36