---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6731 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 8.6G 11G 45% / 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 464 4223 0 3287 7213 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:0d:e9:b0 brd ff:ff:ff:ff:ff:ff inet 10.32.6.84/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85863sec preferred_lft 85863sec inet6 fe80::f816:3eff:fe0d:e9b0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6731) 07/25/26 _x86_64_ (4 CPU) 22:54:56 LINUX RESTART (4 CPU) 22:55:01 tps rtps wtps bread/s bwrtn/s 22:56:02 155.89 81.04 74.85 4864.12 40102.40 22:57:01 52.28 0.17 52.11 22.23 9023.69 22:58:01 90.49 29.72 60.76 1637.45 37590.80 22:59:01 8.57 0.02 8.55 0.13 308.88 23:00:01 29.74 4.17 25.57 522.23 3449.78 23:01:01 14.03 6.28 7.75 209.30 458.32 23:02:01 2.03 0.18 1.85 3.07 27.47 23:03:01 43.34 4.23 39.10 183.01 7658.38 Average: 49.54 15.76 33.78 932.10 12334.86 22:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:56:02 6040580 7432896 2126840 26.04 36320 1536816 684580 7.43 564232 1400676 72120 22:57:01 5693212 7390512 2474208 30.29 54844 1807284 708980 7.69 620316 1658572 170876 22:58:01 4581140 7279068 3586280 43.91 59716 2786128 792272 8.60 745648 2611764 1668 22:59:01 4570600 7275368 3596820 44.04 61464 2790316 792272 8.60 751412 2615212 2088 23:00:01 4001760 6823396 4165660 51.00 64424 2900736 1207108 13.10 1217712 2709400 7120 23:01:01 3561252 6394280 4606168 56.40 64612 2911352 1620656 17.59 1666324 2695872 24 23:02:01 3980844 6814684 4186576 51.26 64720 2912084 1216628 13.20 1251900 2693256 760 23:03:01 4333668 7389996 3833752 46.94 69876 3124852 686700 7.45 750872 2834460 26968 Average: 4595382 7100025 3572038 43.74 59497 2596196 963650 10.46 946052 2402402 35203 22:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:56:02 ens3 411.58 241.14 1265.41 66.56 0.00 0.00 0.00 0.00 22:56:02 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 22:57:01 ens3 58.55 50.96 672.71 5.63 0.00 0.00 0.00 0.00 22:57:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:58:01 ens3 553.08 330.16 15419.32 38.22 0.00 0.00 0.00 0.00 22:58:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 22:59:01 ens3 58.97 83.55 69.34 13.38 0.00 0.00 0.00 0.00 22:59:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:00:01 ens3 220.08 258.48 1555.45 37.30 0.00 0.00 0.00 0.00 23:00:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 23:01:01 ens3 18.60 19.18 69.62 3.98 0.00 0.00 0.00 0.00 23:01:01 lo 8.47 8.47 3.25 3.25 0.00 0.00 0.00 0.00 23:02:01 ens3 29.70 17.35 8.49 6.12 0.00 0.00 0.00 0.00 23:02:01 lo 21.22 21.22 4.66 4.66 0.00 0.00 0.00 0.00 23:03:01 ens3 235.90 244.00 1129.93 45.43 0.00 0.00 0.00 0.00 23:03:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 198.61 155.83 2527.92 27.12 0.00 0.00 0.00 0.00 Average: lo 4.23 4.23 1.04 1.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6731) 07/25/26 _x86_64_ (4 CPU) 22:54:56 LINUX RESTART (4 CPU) 22:55:01 CPU %user %nice %system %iowait %steal %idle 22:56:02 all 21.50 0.00 2.74 4.93 1.05 69.79 22:56:02 0 13.82 0.00 1.53 5.42 0.92 78.31 22:56:02 1 29.39 0.00 4.07 4.54 1.17 60.84 22:56:02 2 31.49 0.00 2.69 3.02 1.04 61.76 22:56:02 3 11.31 0.00 2.67 6.72 1.07 78.22 22:57:01 all 18.94 0.00 1.12 1.49 0.59 77.87 22:57:01 0 0.30 0.00 0.08 0.90 0.19 98.53 22:57:01 1 8.82 0.00 0.98 4.63 0.32 85.24 22:57:01 2 29.23 0.00 1.70 0.22 0.78 68.07 22:57:01 3 37.46 0.00 1.73 0.19 1.04 59.59 22:58:01 all 18.22 0.00 1.59 2.17 0.91 77.11 22:58:01 0 25.79 0.00 1.27 1.47 0.95 70.52 22:58:01 1 13.26 0.00 1.69 4.20 0.75 80.10 22:58:01 2 12.75 0.00 0.68 1.32 0.77 84.48 22:58:01 3 21.07 0.00 2.71 1.72 1.19 73.32 22:59:01 all 5.24 0.00 0.41 0.03 0.27 94.05 22:59:01 0 9.76 0.00 0.15 0.00 0.42 89.67 22:59:01 1 2.76 0.00 0.50 0.13 0.07 96.54 22:59:01 2 1.38 0.00 0.17 0.00 0.08 98.37 22:59:01 3 7.03 0.00 0.82 0.00 0.50 91.65 23:00:01 all 22.22 0.00 1.11 0.35 1.38 74.95 23:00:01 0 20.27 0.00 0.87 0.15 1.43 77.29 23:00:01 1 18.76 0.00 0.89 0.73 1.12 78.50 23:00:01 2 26.96 0.00 1.45 0.23 1.27 70.08 23:00:01 3 22.92 0.00 1.20 0.25 1.68 73.95 23:01:01 all 27.16 0.00 0.84 0.28 1.53 70.20 23:01:01 0 28.24 0.00 0.92 0.32 1.52 69.02 23:01:01 1 23.45 0.00 0.77 0.38 1.55 73.85 23:01:01 2 26.80 0.00 1.17 0.40 1.82 69.81 23:01:01 3 30.11 0.00 0.55 0.03 1.23 68.07 23:02:01 all 5.03 0.00 0.57 0.03 0.43 93.95 23:02:01 0 3.87 0.00 0.52 0.05 0.35 95.22 23:02:01 1 5.89 0.00 0.65 0.00 0.50 92.96 23:02:01 2 6.20 0.00 0.57 0.00 0.50 92.73 23:02:01 3 4.16 0.00 0.50 0.03 0.35 94.96 23:03:01 all 29.94 0.00 1.59 0.67 1.24 66.57 23:03:01 0 25.28 0.00 1.27 0.99 0.90 71.56 23:03:01 1 29.35 0.00 1.97 0.78 1.22 66.67 23:03:01 2 42.81 0.00 1.87 0.08 1.61 53.63 23:03:01 3 22.37 0.00 1.27 0.80 1.20 74.37 Average: all 18.53 0.00 1.25 1.24 0.92 78.06 Average: 0 15.94 0.00 0.83 1.16 0.84 81.23 Average: 1 16.48 0.00 1.44 1.92 0.84 79.33 Average: 2 22.18 0.00 1.29 0.66 0.98 74.89 Average: 3 19.52 0.00 1.43 1.22 1.03 76.80