---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3740 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5599.99 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 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 9.6G 68G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 616 11154 4 4217 15029 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:d9:d2:39 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.199/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83260sec preferred_lft 83260sec inet6 fe80::f816:3eff:fed9:d239/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:75:7f:bc:53:fe brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-3740) 10/30/25 _x86_64_ (4 CPU) 11:55:18 LINUX RESTART (4 CPU) 12:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:10:15 6.15 0.57 5.07 0.51 466.97 650.69 6905.97 12:20:35 1.39 0.01 1.37 0.02 0.05 16.19 0.53 12:30:05 13.87 1.39 12.39 0.09 99.58 526.54 926.66 12:40:01 18.63 3.01 14.28 1.33 169.24 4076.14 3714.23 Average: 9.86 1.22 8.14 0.49 184.69 1307.82 2902.29 12:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:10:15 13472472 15538116 476352 2.91 58936 2231036 1126476 6.47 403444 2246332 16 12:20:35 13472192 15538652 475780 2.91 59588 2231148 1125432 6.46 404120 2247156 4 12:30:05 13061724 15357396 643556 3.93 77124 2431092 1233856 7.08 504184 2531340 89764 12:40:01 10493960 13816540 2144456 13.10 126904 3338352 2778748 15.95 734568 4783248 19280 Average: 12625087 15062676 935036 5.71 80638 2557907 1566128 8.99 511579 2952019 27266 12:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:10:15 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 12:10:15 ens3 11.97 7.31 163.36 0.52 0.00 0.00 0.00 0.00 12:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:35 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:20:35 ens3 0.25 0.09 0.04 0.02 0.00 0.00 0.00 0.00 12:20:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:05 lo 0.15 0.15 0.02 0.02 0.00 0.00 0.00 0.00 12:30:05 ens3 30.33 21.17 169.94 5.05 0.00 0.00 0.00 0.00 12:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 12:40:01 ens3 89.83 75.82 584.98 18.44 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.38 0.38 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 32.65 25.76 227.39 5.92 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-3740) 10/30/25 _x86_64_ (4 CPU) 11:55:18 LINUX RESTART (4 CPU) 12:00:05 CPU %user %nice %system %iowait %steal %idle 12:10:15 all 0.50 0.00 0.25 0.26 0.01 98.97 12:10:15 0 0.62 0.00 0.17 0.18 0.01 99.02 12:10:15 1 0.58 0.00 0.16 0.57 0.01 98.68 12:10:15 2 0.42 0.00 0.32 0.10 0.02 99.15 12:10:15 3 0.39 0.00 0.36 0.19 0.01 99.05 12:20:35 all 0.19 0.00 0.03 0.77 0.01 98.99 12:20:35 0 0.03 0.00 0.01 0.00 0.00 99.96 12:20:35 1 0.26 0.00 0.04 0.08 0.02 99.60 12:20:35 2 0.48 0.00 0.04 0.06 0.02 99.40 12:20:35 3 0.01 0.00 0.04 2.96 0.01 96.99 12:30:05 all 1.30 0.00 0.16 1.04 0.01 97.49 12:30:05 0 1.13 0.00 0.12 2.28 0.01 96.46 12:30:05 1 0.96 0.00 0.10 0.43 0.01 98.49 12:30:05 2 1.77 0.00 0.20 0.25 0.01 97.77 12:30:05 3 1.34 0.00 0.22 1.20 0.02 97.22 12:40:01 all 54.32 0.00 1.87 4.86 0.13 38.81 12:40:01 0 53.21 0.00 1.89 9.58 0.13 35.20 12:40:01 1 52.67 0.00 1.61 1.68 0.14 43.90 12:40:01 2 55.06 0.00 2.21 3.02 0.13 39.59 12:40:01 3 56.37 0.00 1.79 5.16 0.13 36.56 Average: all 13.95 0.00 0.58 1.72 0.04 83.71 Average: 0 13.63 0.00 0.54 2.97 0.04 82.83 Average: 1 13.50 0.00 0.47 0.68 0.05 85.30 Average: 2 14.29 0.00 0.69 0.85 0.04 84.13 Average: 3 14.39 0.00 0.60 2.38 0.04 82.59