---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3444 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 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 468 5291 0 2216 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:8b:e0:7a brd ff:ff:ff:ff:ff:ff inet 10.32.6.44/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fe8b:e07a/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-3444) 01/17/26 _x86_64_ (4 CPU) 07:38:57 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:02 165.67 82.47 83.20 4877.05 40122.53 07:41:01 66.85 11.88 54.97 248.36 9831.96 07:42:01 75.39 6.78 68.61 414.46 11292.78 07:43:01 33.62 0.88 32.74 88.24 4332.82 Average: 85.46 25.56 59.90 1411.82 16421.97 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:02 6024028 7414856 2143392 26.24 36368 1535028 711972 7.73 584752 1396524 71364 07:41:01 5815948 7471716 2351472 28.79 56772 1763368 815260 8.85 538316 1617448 133512 07:42:01 4859648 6726736 3307772 40.50 63796 1960264 1429428 15.51 1322580 1769492 4968 07:43:01 5486252 7463900 2681168 32.83 67856 2064420 608800 6.61 626364 1839032 25736 Average: 5546469 7269302 2620951 32.09 56198 1830770 891365 9.67 768003 1655624 58895 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:02 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 07:40:02 ens3 383.17 197.00 1206.68 62.77 0.00 0.00 0.00 0.00 07:41:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 07:41:01 ens3 75.55 46.37 708.86 10.82 0.00 0.00 0.00 0.00 07:42:01 lo 1.57 1.57 0.18 0.18 0.00 0.00 0.00 0.00 07:42:01 ens3 405.05 440.74 2973.99 73.89 0.00 0.00 0.00 0.00 07:43:01 lo 0.62 0.62 0.06 0.06 0.00 0.00 0.00 0.00 07:43:01 ens3 134.59 146.25 650.61 34.30 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 Average: ens3 250.31 208.26 1387.83 45.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3444) 01/17/26 _x86_64_ (4 CPU) 07:38:57 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:02 all 20.43 0.00 2.88 6.18 4.15 66.36 07:40:02 0 7.84 0.00 1.51 6.23 3.07 81.35 07:40:02 1 32.51 0.00 4.98 4.47 4.37 53.66 07:40:02 2 22.80 0.00 2.77 9.41 5.70 59.32 07:40:02 3 18.58 0.00 2.26 4.58 3.45 71.13 07:41:01 all 20.19 0.00 1.29 2.48 2.64 73.41 07:41:01 0 36.85 0.00 1.63 1.85 2.63 57.03 07:41:01 1 23.94 0.00 1.58 0.45 3.50 70.53 07:41:01 2 16.10 0.00 1.09 1.52 2.81 78.48 07:41:01 3 3.87 0.00 0.84 6.10 1.61 87.58 07:42:01 all 42.44 0.00 2.10 0.79 8.80 45.86 07:42:01 0 38.83 0.00 1.68 0.51 8.12 50.86 07:42:01 1 43.49 0.00 1.75 0.36 8.06 46.33 07:42:01 2 42.96 0.00 1.90 1.44 8.95 44.75 07:42:01 3 44.44 0.00 3.08 0.87 10.03 41.57 07:43:01 all 23.24 0.00 1.25 1.00 2.90 71.61 07:43:01 0 10.43 0.00 0.71 0.07 2.05 86.75 07:43:01 1 34.16 0.00 1.17 0.28 2.95 61.44 07:43:01 2 21.71 0.00 1.37 2.41 2.89 71.61 07:43:01 3 26.71 0.00 1.71 1.22 3.72 66.63 Average: all 26.65 0.00 1.88 2.61 4.65 64.21 Average: 0 23.45 0.00 1.38 2.16 3.99 69.02 Average: 1 33.56 0.00 2.37 1.39 4.73 57.95 Average: 2 25.99 0.00 1.79 3.72 5.11 63.39 Average: 3 23.61 0.00 1.99 3.17 4.75 66.49