---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3436 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 460 5199 0 2315 7231 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:84:10:a5 brd ff:ff:ff:ff:ff:ff inet 10.32.7.231/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86063sec preferred_lft 86063sec inet6 fe80::f816:3eff:fe84:10a5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3436) 01/17/26 _x86_64_ (4 CPU) 05:56:55 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:01 149.04 67.37 81.67 4287.42 40619.11 05:59:02 72.14 20.93 51.22 1356.21 8758.68 06:00:01 44.65 15.84 28.81 918.76 7233.89 06:01:01 15.98 7.13 8.85 207.30 3175.07 06:02:01 31.23 1.22 30.01 97.58 7320.65 Average: 62.67 22.52 40.15 1374.97 13442.01 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:01 5989544 7408384 2177876 26.67 36728 1562144 715396 7.76 592100 1423420 87040 05:59:02 5736764 7423664 2430656 29.76 56756 1794416 828524 8.99 590928 1645572 121784 06:00:01 4857140 6739852 3310280 40.53 62392 1978124 1491160 16.18 1298496 1800684 87360 06:01:01 4402088 6456800 3765332 46.10 66136 2141312 1284500 13.94 1656948 1886788 161088 06:02:01 5326060 7403964 2841360 34.79 68808 2161844 686352 7.45 734092 1888660 9320 Average: 5262319 7086533 2905101 35.57 58164 1927568 1001186 10.86 974513 1729025 93318 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 05:58:01 ens3 389.34 202.58 1397.46 63.61 0.00 0.00 0.00 0.00 05:59:02 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 05:59:02 ens3 71.91 38.30 452.42 10.99 0.00 0.00 0.00 0.00 06:00:01 lo 0.61 0.61 0.05 0.05 0.00 0.00 0.00 0.00 06:00:01 ens3 195.92 172.21 2511.64 24.43 0.00 0.00 0.00 0.00 06:01:01 lo 120.96 120.96 36.44 36.44 0.00 0.00 0.00 0.00 06:01:01 ens3 96.57 91.33 863.66 14.07 0.00 0.00 0.00 0.00 06:02:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 06:02:01 ens3 39.26 35.94 203.34 10.94 0.00 0.00 0.00 0.00 Average: lo 25.06 25.06 7.39 7.39 0.00 0.00 0.00 0.00 Average: ens3 158.47 107.86 1080.92 24.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3436) 01/17/26 _x86_64_ (4 CPU) 05:56:55 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:01 all 21.57 0.00 2.68 5.14 2.54 68.07 05:58:01 0 26.48 0.00 5.04 6.20 2.52 59.76 05:58:01 1 20.74 0.00 2.05 4.98 2.37 69.87 05:58:01 2 13.07 0.00 1.18 5.14 2.23 78.39 05:58:01 3 25.99 0.00 2.47 4.23 3.07 64.24 05:59:02 all 21.05 0.00 1.54 2.19 1.62 73.60 05:59:02 0 36.89 0.00 2.59 1.38 2.28 56.86 05:59:02 1 38.20 0.00 2.24 0.52 2.33 56.71 05:59:02 2 5.83 0.00 0.42 0.76 0.98 92.02 05:59:02 3 3.25 0.00 0.93 6.11 0.90 88.81 06:00:01 all 29.36 0.00 1.63 0.91 5.29 62.81 06:00:01 0 31.25 0.00 2.15 1.15 5.70 59.75 06:00:01 1 24.28 0.00 1.11 0.12 4.13 70.36 06:00:01 2 28.60 0.00 2.01 1.37 5.58 62.44 06:00:01 3 33.32 0.00 1.22 1.00 5.72 58.74 06:01:01 all 40.85 0.00 1.70 0.52 7.79 49.14 06:01:01 0 37.76 0.00 1.70 0.39 7.69 52.45 06:01:01 1 35.90 0.00 2.37 1.27 7.63 52.82 06:01:01 2 43.35 0.00 1.51 0.23 7.94 46.97 06:01:01 3 46.39 0.00 1.20 0.16 7.93 44.31 06:02:01 all 21.27 0.00 1.06 1.22 1.37 75.08 06:02:01 0 16.96 0.00 1.13 0.10 1.07 80.74 06:02:01 1 2.87 0.00 0.75 4.01 0.55 91.82 06:02:01 2 20.84 0.00 0.76 0.42 1.64 76.34 06:02:01 3 44.33 0.00 1.58 0.42 2.23 51.45 Average: all 26.86 0.00 1.72 1.99 3.74 65.69 Average: 0 29.90 0.00 2.52 1.84 3.86 61.88 Average: 1 24.46 0.00 1.71 2.18 3.42 68.24 Average: 2 22.38 0.00 1.17 1.58 3.68 71.18 Average: 3 30.70 0.00 1.48 2.38 3.98 61.46