---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1558 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 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 471 5216 0 2287 7219 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:87:4d:66 brd ff:ff:ff:ff:ff:ff inet 10.32.6.242/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:fe87:4d66/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1558) 05/23/26 _x86_64_ (4 CPU) 07:38:57 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:01 169.27 84.27 85.00 4931.04 40832.68 07:41:01 61.86 5.58 56.27 176.10 10184.70 07:42:01 88.74 11.99 76.74 449.11 12157.65 07:43:01 33.16 1.72 31.44 122.11 4374.07 Average: 88.26 25.89 62.37 1419.51 16886.88 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:01 6001100 7428136 2166320 26.52 36804 1570228 693136 7.52 569348 1433496 87316 07:41:01 5756976 7479636 2410444 29.51 57004 1827368 603952 6.55 525144 1685296 159188 07:42:01 4829628 6764124 3337792 40.87 65012 2023640 1285036 13.94 1280948 1837412 6132 07:43:01 5404292 7451572 2763128 33.83 69012 2130188 617140 6.70 637944 1903728 25088 Average: 5497999 7280867 2669421 32.68 56958 1887856 799816 8.68 753346 1714983 69431 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 07:40:01 ens3 425.90 232.01 1512.42 64.99 0.00 0.00 0.00 0.00 07:41:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 07:41:01 ens3 73.39 57.19 551.54 12.90 0.00 0.00 0.00 0.00 07:42:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 07:42:01 ens3 413.73 434.57 2964.08 70.52 0.00 0.00 0.00 0.00 07:43:01 lo 1.62 1.62 0.19 0.19 0.00 0.00 0.00 0.00 07:43:01 ens3 162.32 145.29 654.97 34.52 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 268.85 217.28 1420.88 45.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1558) 05/23/26 _x86_64_ (4 CPU) 07:38:57 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:01 all 20.85 0.00 2.60 6.16 2.82 67.56 07:40:01 0 24.89 0.00 1.72 5.22 3.09 65.09 07:40:01 1 18.09 0.00 1.84 4.39 2.14 73.54 07:40:01 2 25.72 0.00 4.70 1.45 3.20 64.93 07:40:01 3 14.66 0.00 2.12 13.63 2.86 66.73 07:41:01 all 20.81 0.00 1.31 2.11 1.91 73.85 07:41:01 0 21.89 0.00 1.04 1.04 1.56 74.47 07:41:01 1 38.45 0.00 2.49 0.38 1.91 56.77 07:41:01 2 13.23 0.00 0.67 1.05 2.59 82.45 07:41:01 3 9.82 0.00 1.05 5.95 1.60 81.58 07:42:01 all 37.40 0.00 2.06 1.38 6.52 52.64 07:42:01 0 36.68 0.00 1.89 2.99 5.48 52.97 07:42:01 1 38.07 0.00 2.01 0.42 6.28 53.23 07:42:01 2 36.49 0.00 2.02 0.50 7.37 53.61 07:42:01 3 38.37 0.00 2.34 1.61 6.91 50.76 07:43:01 all 26.75 0.00 1.40 0.91 2.77 68.17 07:43:01 0 13.63 0.00 1.01 0.71 2.09 82.55 07:43:01 1 18.69 0.00 1.30 0.25 2.59 77.17 07:43:01 2 55.67 0.00 1.86 0.40 3.99 38.09 07:43:01 3 18.90 0.00 1.42 2.28 2.41 75.00 Average: all 26.49 0.00 1.84 2.63 3.52 65.51 Average: 0 24.31 0.00 1.42 2.49 3.06 68.72 Average: 1 28.36 0.00 1.91 1.35 3.24 65.14 Average: 2 32.78 0.00 2.31 0.85 4.30 59.76 Average: 3 20.50 0.00 1.73 5.84 3.46 68.46