---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1772 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 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 479 5151 0 2345 7213 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:4f:79:eb brd ff:ff:ff:ff:ff:ff inet 10.32.6.179/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86063sec preferred_lft 86063sec inet6 fe80::f816:3eff:fe4f:79eb/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-1772) 12/27/25 _x86_64_ (4 CPU) 05:14:56 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:02 144.53 74.33 70.20 4435.07 39999.22 05:17:01 77.95 21.64 56.31 1383.77 9794.95 05:18:01 47.61 16.35 31.26 965.31 7668.99 05:19:01 11.95 3.70 8.25 134.11 3517.55 05:20:01 28.66 0.75 27.91 86.25 7717.65 Average: 62.09 23.36 38.73 1400.86 13751.98 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:02 6021872 7410172 2145548 26.27 36344 1532536 709544 7.70 590844 1394288 71960 05:17:01 5686316 7375852 2481104 30.38 57084 1796440 833568 9.04 640036 1645984 134564 05:18:01 4848216 6747056 3319204 40.64 62904 1993404 1282728 13.92 1300760 1807704 94164 05:19:01 5356976 7455312 2810444 34.41 66464 2183828 607684 6.59 679444 1910940 187908 05:20:01 5277664 7386720 2889756 35.38 69060 2192268 682184 7.40 757976 1912812 11788 Average: 5438209 7275022 2729211 33.42 58371 1939695 823142 8.93 793812 1734346 100077 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 05:16:02 ens3 401.78 218.20 1223.76 64.96 0.00 0.00 0.00 0.00 05:17:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 05:17:01 ens3 80.07 50.97 718.10 14.28 0.00 0.00 0.00 0.00 05:18:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 05:18:01 ens3 217.20 205.40 2667.04 26.92 0.00 0.00 0.00 0.00 05:19:01 lo 123.18 123.18 36.58 36.58 0.00 0.00 0.00 0.00 05:19:01 ens3 112.33 106.17 1246.26 15.91 0.00 0.00 0.00 0.00 05:20:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 05:20:01 ens3 13.63 14.16 11.18 6.80 0.00 0.00 0.00 0.00 Average: lo 25.51 25.51 7.41 7.41 0.00 0.00 0.00 0.00 Average: ens3 165.28 119.20 1174.79 25.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1772) 12/27/25 _x86_64_ (4 CPU) 05:14:56 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:02 all 21.71 0.00 2.82 4.19 1.23 70.05 05:16:02 0 14.61 0.00 1.87 5.17 1.05 77.29 05:16:02 1 18.64 0.00 2.00 3.25 1.10 75.02 05:16:02 2 24.93 0.00 5.03 3.30 1.43 65.31 05:16:02 3 28.63 0.00 2.36 5.07 1.28 62.65 05:17:01 all 22.85 0.00 1.33 2.15 1.01 72.66 05:17:01 0 11.10 0.00 0.76 4.95 0.51 82.68 05:17:01 1 25.44 0.00 1.32 0.96 1.06 71.22 05:17:01 2 20.93 0.00 1.10 2.03 1.35 74.60 05:17:01 3 33.93 0.00 2.17 0.66 1.15 62.08 05:18:01 all 30.90 0.00 1.24 1.04 1.86 64.96 05:18:01 0 32.19 0.00 1.43 0.50 1.96 63.92 05:18:01 1 37.77 0.00 0.68 0.48 1.83 59.24 05:18:01 2 22.02 0.00 0.90 2.40 1.72 72.96 05:18:01 3 31.61 0.00 1.91 0.78 1.95 63.74 05:19:01 all 40.95 0.00 1.40 0.25 2.57 54.82 05:19:01 0 41.99 0.00 1.37 0.40 2.73 53.52 05:19:01 1 38.08 0.00 1.43 0.22 2.41 57.87 05:19:01 2 40.56 0.00 1.37 0.05 2.75 55.28 05:19:01 3 43.19 0.00 1.47 0.37 2.37 52.60 05:20:01 all 20.75 0.00 0.97 0.92 0.76 76.60 05:20:01 0 37.37 0.00 1.81 2.25 1.26 57.30 05:20:01 1 3.20 0.00 0.52 1.27 0.25 94.77 05:20:01 2 26.95 0.00 0.78 0.08 0.95 71.23 05:20:01 3 15.44 0.00 0.77 0.07 0.57 83.16 Average: all 27.45 0.00 1.55 1.71 1.49 67.80 Average: 0 27.52 0.00 1.45 2.64 1.51 66.88 Average: 1 24.64 0.00 1.19 1.23 1.33 71.61 Average: 2 27.10 0.00 1.84 1.57 1.64 67.85 Average: 3 30.54 0.00 1.74 1.39 1.46 64.86