---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4203 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: 2800.000 BogoMIPS: 5600.00 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 7.6G 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 467 5302 0 2205 7225 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:8a:9b:19 brd ff:ff:ff:ff:ff:ff inet 10.32.6.34/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86096sec preferred_lft 86096sec inet6 fe80::f816:3eff:fe8a:9b19/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4203) 09/20/25 _x86_64_ (4 CPU) 15:36:00 LINUX RESTART (4 CPU) 15:36:01 tps rtps wtps bread/s bwrtn/s 15:37:02 189.42 112.40 77.02 5538.82 39647.07 15:38:01 61.23 0.22 61.01 27.11 9984.34 15:39:01 81.85 12.98 68.87 257.42 11088.02 15:40:01 38.31 6.10 32.21 464.19 4508.45 15:41:01 20.63 0.57 20.06 22.00 1348.58 Average: 78.35 26.54 51.81 1266.18 13327.31 15:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:37:02 6090820 7460060 2076592 25.43 34128 1516220 664056 7.21 535888 1379028 62216 15:38:01 5805256 7409408 2362156 28.92 53460 1719028 704300 7.64 599468 1573304 95500 15:39:01 5229572 7068460 2937840 35.97 63500 1933040 960120 10.42 965772 1761484 8764 15:40:01 5450304 7416700 2717108 33.27 67392 2053844 679012 7.37 672364 1828952 25420 15:41:01 5430188 7399928 2737224 33.51 69248 2054616 685660 7.44 707744 1812440 9776 Average: 5601228 7350911 2566184 31.42 57546 1855350 738630 8.01 696247 1671042 40335 15:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:37:02 ens3 339.87 200.05 1059.00 62.66 0.00 0.00 0.00 0.00 15:37:02 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 15:38:01 ens3 54.75 33.62 701.00 4.99 0.00 0.00 0.00 0.00 15:38:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:39:01 ens3 370.55 394.52 2882.59 68.31 0.00 0.00 0.00 0.00 15:39:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 15:40:01 ens3 168.24 175.60 743.22 46.08 0.00 0.00 0.00 0.00 15:40:01 lo 1.53 1.53 0.18 0.18 0.00 0.00 0.00 0.00 15:41:01 ens3 8.85 10.65 6.57 5.92 0.00 0.00 0.00 0.00 15:41:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 188.91 163.32 1079.74 37.70 0.00 0.00 0.00 0.00 Average: lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4203) 09/20/25 _x86_64_ (4 CPU) 15:36:00 LINUX RESTART (4 CPU) 15:36:01 CPU %user %nice %system %iowait %steal %idle 15:37:02 all 19.41 0.00 3.09 7.54 5.77 64.20 15:37:02 0 18.54 0.00 1.93 6.04 4.83 68.66 15:37:02 1 11.00 0.00 5.38 10.96 5.65 67.01 15:37:02 2 26.08 0.00 2.15 4.31 5.96 61.50 15:37:02 3 22.04 0.00 2.90 8.81 6.60 59.64 15:38:01 all 18.54 0.00 1.11 2.54 2.64 75.16 15:38:01 0 5.41 0.00 0.34 0.07 1.08 93.11 15:38:01 1 27.80 0.00 1.35 5.20 3.32 62.32 15:38:01 2 17.38 0.00 1.34 3.72 2.99 74.57 15:38:01 3 23.48 0.00 1.42 1.19 3.16 70.76 15:39:01 all 29.73 0.00 2.10 1.13 9.01 58.03 15:39:01 0 18.22 0.00 1.53 0.60 7.32 72.33 15:39:01 1 35.98 0.00 1.12 0.72 8.21 53.97 15:39:01 2 29.30 0.00 3.23 0.79 10.83 55.85 15:39:01 3 35.45 0.00 2.51 2.43 9.63 49.98 15:40:01 all 33.06 0.00 1.62 1.00 8.08 56.24 15:40:01 0 23.05 0.00 1.01 0.88 6.53 68.52 15:40:01 1 55.44 0.00 2.59 1.58 9.41 30.99 15:40:01 2 23.60 0.00 1.27 0.16 8.03 66.95 15:40:01 3 30.20 0.00 1.59 1.38 8.35 58.49 15:41:01 all 19.98 0.00 0.84 1.04 2.41 75.73 15:41:01 0 5.25 0.00 0.60 0.00 0.95 93.21 15:41:01 1 10.24 0.00 0.79 2.33 2.56 84.09 15:41:01 2 21.81 0.00 0.63 0.95 3.05 73.56 15:41:01 3 42.64 0.00 1.36 0.84 3.08 52.08 Average: all 24.20 0.00 1.76 2.65 5.61 65.77 Average: 0 14.18 0.00 1.09 1.53 4.18 79.02 Average: 1 28.12 0.00 2.25 4.15 5.85 59.63 Average: 2 23.70 0.00 1.73 1.97 6.22 66.38 Average: 3 30.76 0.00 1.96 2.95 6.20 58.13