---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1535 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 7.8G 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 466 5105 0 2403 7224 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:d4:1b:81 brd ff:ff:ff:ff:ff:ff inet 10.32.7.161/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86028sec preferred_lft 86028sec inet6 fe80::f816:3eff:fed4:1b81/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1535) 05/23/26 _x86_64_ (4 CPU) 02:56:54 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:02 143.46 57.52 85.94 3664.19 40632.44 02:59:01 66.68 12.07 54.62 249.86 10079.38 03:00:01 39.56 0.63 38.93 20.26 7600.20 03:01:01 9.28 0.00 9.28 0.00 394.80 03:02:01 51.44 0.42 51.02 14.53 9007.03 03:03:01 26.18 3.30 22.88 161.84 4729.48 Average: 56.07 12.32 43.75 686.31 12079.12 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:02 5981532 7414340 2185880 26.76 37244 1575508 703840 7.64 588608 1436064 90412 02:59:01 5695448 7419876 2471964 30.27 58144 1827944 828236 8.99 594164 1679236 151844 03:00:01 5449212 7247524 2718200 33.28 60120 1898096 873976 9.48 772780 1742764 3224 03:01:01 5432424 7237580 2734988 33.49 61936 1902244 882164 9.57 784616 1746156 1760 03:02:01 5225748 7386088 2941664 36.02 67004 2245324 702320 7.62 655424 2068052 109772 03:03:01 5236760 7406084 2930652 35.88 69300 2251260 685696 7.44 641336 2069080 9464 Average: 5503521 7351915 2663891 32.62 58958 1950063 779372 8.46 672821 1790225 61079 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:02 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 02:58:02 ens3 444.31 238.33 1483.74 66.26 0.00 0.00 0.00 0.00 02:59:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 02:59:01 ens3 70.85 58.07 525.56 13.13 0.00 0.00 0.00 0.00 03:00:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:00:01 ens3 92.25 97.18 1149.41 13.78 0.00 0.00 0.00 0.00 03:01:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:01:01 ens3 55.38 79.94 58.15 12.65 0.00 0.00 0.00 0.00 03:02:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 03:02:01 ens3 666.82 560.24 4053.26 80.55 0.00 0.00 0.00 0.00 03:03:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 03:03:01 ens3 13.10 13.73 14.98 12.62 0.00 0.00 0.00 0.00 Average: lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 224.21 174.90 1216.07 33.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1535) 05/23/26 _x86_64_ (4 CPU) 02:56:54 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:02 all 20.58 0.00 2.40 5.09 2.77 69.15 02:58:02 0 20.74 0.00 1.85 4.37 2.40 70.64 02:58:02 1 17.33 0.00 1.54 10.35 3.30 67.47 02:58:02 2 29.90 0.00 4.81 4.02 3.32 57.96 02:58:02 3 14.36 0.00 1.39 1.58 2.07 80.60 02:59:01 all 20.87 0.00 1.41 2.20 1.92 73.60 02:59:01 0 12.31 0.00 1.00 2.19 1.28 83.22 02:59:01 1 6.12 0.00 0.88 4.86 1.40 86.75 02:59:01 2 18.70 0.00 1.57 1.30 2.54 75.88 02:59:01 3 46.43 0.00 2.18 0.44 2.42 48.53 03:00:01 all 11.71 0.00 0.55 0.87 2.30 84.57 03:00:01 0 9.05 0.00 0.35 1.61 1.30 87.70 03:00:01 1 7.29 0.00 0.41 0.07 2.05 90.18 03:00:01 2 18.56 0.00 0.33 1.36 1.86 77.89 03:00:01 3 11.94 0.00 1.11 0.46 3.98 82.51 03:01:01 all 3.50 0.00 0.36 0.04 1.59 94.51 03:01:01 0 0.02 0.00 0.03 0.05 0.20 99.70 03:01:01 1 3.87 0.00 0.48 0.00 1.98 93.67 03:01:01 2 4.69 0.00 0.43 0.02 1.23 93.63 03:01:01 3 5.38 0.00 0.48 0.10 2.94 91.10 03:02:01 all 18.48 0.00 1.57 0.80 3.58 75.58 03:02:01 0 25.78 0.00 1.33 0.66 3.09 69.14 03:02:01 1 10.43 0.00 1.41 0.08 3.30 84.77 03:02:01 2 21.53 0.00 0.99 0.21 2.99 74.27 03:02:01 3 16.21 0.00 2.56 2.22 4.93 74.08 03:03:01 all 20.55 0.00 0.94 0.97 1.52 76.02 03:03:01 0 7.57 0.00 0.62 0.33 0.53 90.95 03:03:01 1 11.13 0.00 0.88 0.08 1.21 86.70 03:03:01 2 29.54 0.00 1.11 0.10 2.18 67.07 03:03:01 3 33.85 0.00 1.18 3.34 2.12 59.51 Average: all 15.93 0.00 1.21 1.66 2.28 78.92 Average: 0 12.61 0.00 0.86 1.54 1.47 83.52 Average: 1 9.38 0.00 0.93 2.57 2.21 84.90 Average: 2 20.50 0.00 1.54 1.17 2.35 74.43 Average: 3 21.22 0.00 1.48 1.36 3.08 72.85