---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1384 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.8G 12G 41% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 418 1172 0 2352 3258 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:89:7f:11 brd ff:ff:ff:ff:ff:ff inet 10.32.7.175/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86014sec preferred_lft 86014sec inet6 fe80::f816:3eff:fe89:7f11/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1384) 07/26/25 _x86_64_ (4 CPU) 15:07:46 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:01 100.23 33.59 66.64 1116.35 5495.62 15:10:01 81.70 29.61 52.09 1637.86 8949.44 15:11:01 27.61 0.18 27.43 2.67 5020.63 15:12:01 9.85 0.00 9.85 0.00 379.94 15:13:01 52.49 2.15 50.34 115.10 9914.80 15:14:01 20.62 0.70 19.92 77.81 3686.48 Average: 48.75 11.04 37.71 491.56 5574.81 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:01 1838840 3317748 2199804 54.47 38972 1602080 662452 13.02 590164 1451292 98668 15:10:01 1570868 3282728 2467776 61.10 56892 1803204 708320 13.92 631416 1649988 94520 15:11:01 1483392 3246144 2555252 63.27 59248 1850320 724852 14.25 669736 1695720 2136 15:12:01 1463952 3233988 2574692 63.75 61140 1854676 732776 14.40 683032 1699236 1508 15:13:01 1143568 3282080 2895076 71.68 66256 2210128 674896 13.27 671888 2015660 78752 15:14:01 1154292 3288720 2884352 71.42 68292 2204400 667148 13.11 671256 2006476 12156 Average: 1442485 3275235 2596159 64.28 58467 1920801 695074 13.66 652915 1753062 47957 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 15:09:01 ens3 275.00 185.02 1369.00 63.21 0.00 0.00 0.00 0.00 15:10:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 15:10:01 ens3 66.27 44.38 424.39 14.03 0.00 0.00 0.00 0.00 15:11:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:11:01 ens3 92.98 108.48 771.97 15.98 0.00 0.00 0.00 0.00 15:12:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:12:01 ens3 59.12 84.44 63.80 13.85 0.00 0.00 0.00 0.00 15:13:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 15:13:01 ens3 675.15 567.26 4080.36 71.20 0.00 0.00 0.00 0.00 15:14:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 15:14:01 ens3 11.79 13.34 9.24 6.16 0.00 0.00 0.00 0.00 Average: lo 0.69 0.69 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 196.76 167.18 1120.03 30.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1384) 07/26/25 _x86_64_ (4 CPU) 15:07:46 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:01 all 22.33 0.00 1.63 3.48 2.12 70.45 15:09:01 0 16.45 0.00 1.56 6.04 1.44 74.51 15:09:01 1 8.01 0.00 1.04 5.99 1.26 83.69 15:09:01 2 17.48 0.00 1.46 1.21 3.03 76.83 15:09:01 3 47.38 0.00 2.48 0.73 2.75 46.66 15:10:01 all 21.60 0.00 1.37 2.54 2.01 72.48 15:10:01 0 4.54 0.00 0.32 1.06 0.96 93.12 15:10:01 1 27.32 0.00 1.59 6.11 2.05 62.92 15:10:01 2 31.12 0.00 1.88 2.12 3.62 61.26 15:10:01 3 23.27 0.00 1.68 0.83 1.36 72.86 15:11:01 all 10.27 0.00 0.49 0.28 1.03 87.94 15:11:01 0 10.18 0.00 0.43 0.08 1.02 88.29 15:11:01 1 13.40 0.00 0.70 0.33 1.01 84.56 15:11:01 2 12.04 0.00 0.55 0.70 1.21 85.51 15:11:01 3 5.46 0.00 0.25 0.00 0.86 93.43 15:12:01 all 4.07 0.00 0.25 0.03 0.82 94.82 15:12:01 0 1.02 0.00 0.05 0.00 0.68 98.25 15:12:01 1 6.29 0.00 0.53 0.10 0.96 92.13 15:12:01 2 6.44 0.00 0.15 0.03 0.85 92.53 15:12:01 3 2.54 0.00 0.30 0.00 0.78 96.38 15:13:01 all 20.97 0.00 1.85 0.95 2.57 73.65 15:13:01 0 9.82 0.00 1.20 0.05 2.01 86.92 15:13:01 1 28.64 0.00 1.78 0.74 2.75 66.10 15:13:01 2 33.97 0.00 2.16 1.21 2.68 59.99 15:13:01 3 11.48 0.00 2.29 1.80 2.85 81.58 15:14:01 all 20.49 0.00 1.04 0.98 1.54 75.96 15:14:01 0 2.45 0.00 0.66 0.05 1.13 95.71 15:14:01 1 36.91 0.00 1.16 0.25 2.17 59.52 15:14:01 2 27.93 0.00 1.09 0.76 1.59 68.62 15:14:01 3 14.61 0.00 1.21 2.87 1.28 80.04 Average: all 16.64 0.00 1.11 1.38 1.68 79.19 Average: 0 7.42 0.00 0.71 1.21 1.21 89.46 Average: 1 20.11 0.00 1.13 2.25 1.70 74.80 Average: 2 21.52 0.00 1.22 1.01 2.17 74.08 Average: 3 17.47 0.00 1.37 1.04 1.65 78.48