---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9438 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 7.7G 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 476 5158 0 2341 7215 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:ae:19:d6 brd ff:ff:ff:ff:ff:ff inet 10.32.7.253/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86065sec preferred_lft 86065sec inet6 fe80::f816:3eff:feae:19d6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9438) 03/21/26 _x86_64_ (4 CPU) 16:36:58 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:01 168.28 85.02 83.26 4935.02 40052.67 16:39:01 84.19 31.49 52.69 1692.92 8800.67 16:40:01 37.04 7.78 29.26 678.71 7235.05 16:41:01 9.97 3.43 6.53 120.25 3390.90 16:42:01 30.59 0.72 29.87 84.77 7860.31 Average: 66.01 25.69 40.32 1502.37 13468.41 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:01 6018632 7405516 2148788 26.31 36352 1531044 705056 7.65 592908 1395432 69560 16:39:01 5671948 7365620 2495472 30.55 56632 1801100 770144 8.36 673964 1627424 121980 16:40:01 4696084 6589632 3471336 42.50 62388 1988756 1483008 16.09 1480720 1779640 92896 16:41:01 5360532 7453260 2806888 34.37 65908 2178704 624512 6.78 683396 1904192 189896 16:42:01 5274600 7378892 2892820 35.42 68608 2187632 712112 7.73 765976 1906888 10664 Average: 5404359 7238584 2763061 33.83 57978 1937447 858966 9.32 839393 1722715 96999 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:01 ens3 438.82 250.88 1230.91 67.82 0.00 0.00 0.00 0.00 16:38:01 lo 1.55 1.55 0.14 0.14 0.00 0.00 0.00 0.00 16:39:01 ens3 68.26 55.07 706.42 16.16 0.00 0.00 0.00 0.00 16:39:01 lo 1.40 1.40 0.14 0.14 0.00 0.00 0.00 0.00 16:40:01 ens3 216.66 202.68 2654.49 27.15 0.00 0.00 0.00 0.00 16:40:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 16:41:01 ens3 115.61 105.67 1248.83 17.29 0.00 0.00 0.00 0.00 16:41:01 lo 123.38 123.38 36.69 36.69 0.00 0.00 0.00 0.00 16:42:01 ens3 12.71 12.83 10.40 6.35 0.00 0.00 0.00 0.00 16:42:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 170.42 125.43 1170.22 26.96 0.00 0.00 0.00 0.00 Average: lo 25.53 25.53 7.42 7.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9438) 03/21/26 _x86_64_ (4 CPU) 16:36:58 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:01 all 21.50 0.00 2.84 5.72 1.35 68.59 16:38:01 0 21.26 0.00 1.81 5.98 1.15 69.80 16:38:01 1 12.49 0.00 1.58 5.26 1.20 79.47 16:38:01 2 30.98 0.00 2.58 3.99 1.70 60.75 16:38:01 3 21.22 0.00 5.41 7.63 1.38 64.35 16:39:01 all 23.21 0.00 1.58 2.34 1.40 71.46 16:39:01 0 15.67 0.00 0.83 0.91 1.01 81.57 16:39:01 1 15.17 0.00 1.06 1.29 1.63 80.85 16:39:01 2 35.05 0.00 2.28 2.14 1.75 58.78 16:39:01 3 27.05 0.00 2.15 5.07 1.22 64.51 16:40:01 all 33.52 0.00 1.27 0.80 2.42 61.99 16:40:01 0 27.40 0.00 1.88 0.28 2.64 67.80 16:40:01 1 31.93 0.00 0.86 0.27 2.00 64.94 16:40:01 2 39.41 0.00 1.50 2.24 2.73 54.13 16:40:01 3 35.36 0.00 0.83 0.40 2.30 61.11 16:41:01 all 42.83 0.00 1.80 0.20 2.87 52.30 16:41:01 0 42.21 0.00 1.35 0.17 2.62 53.65 16:41:01 1 42.29 0.00 1.78 0.27 3.10 52.56 16:41:01 2 43.75 0.00 2.03 0.30 2.96 50.96 16:41:01 3 43.09 0.00 2.03 0.07 2.79 52.03 16:42:01 all 21.36 0.00 1.12 0.82 0.74 75.96 16:42:01 0 5.26 0.00 0.83 1.95 0.20 91.75 16:42:01 1 8.39 0.00 0.48 0.48 0.60 90.04 16:42:01 2 50.30 0.00 2.28 0.13 1.38 45.90 16:42:01 3 21.45 0.00 0.88 0.75 0.78 76.14 Average: all 28.48 0.00 1.72 1.98 1.76 66.06 Average: 0 22.37 0.00 1.34 1.86 1.53 72.91 Average: 1 22.05 0.00 1.15 1.51 1.71 73.58 Average: 2 39.89 0.00 2.13 1.76 2.10 54.11 Average: 3 29.64 0.00 2.26 2.78 1.69 63.62