---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6207 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 12G 66G 16% / 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 640 8742 4 6605 15006 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:b2:78:8f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.178/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82681sec preferred_lft 82681sec inet6 fe80::f816:3eff:feb2:788f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:a1:59:05:c5:67 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-6207) 11/05/25 _x86_64_ (4 CPU) 12:27:50 LINUX RESTART (4 CPU) 12:30:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:40:11 4.86 0.65 3.85 0.36 539.23 659.69 4258.75 12:50:11 1.20 0.01 1.19 0.00 0.04 14.49 0.00 13:00:11 33.30 3.99 28.68 0.63 243.04 2361.21 1045.75 13:10:11 25.62 1.08 21.48 3.06 47.96 3696.50 13670.39 13:20:11 41.92 0.01 27.34 14.56 0.32 2540.99 258144.15 Average: 21.38 1.15 16.51 3.72 166.12 1854.58 55423.85 12:30:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:11 13491444 15522148 492364 3.01 57180 2198040 1139856 6.54 379244 2240288 248 12:50:11 13490972 15522108 492476 3.01 57600 2198048 1139856 6.54 379660 2239844 20 13:00:11 11776672 14671828 1294728 7.91 107576 2971084 1748120 10.03 566348 3711904 214616 13:10:11 8973540 12607196 3350976 20.47 136900 3624876 3362544 19.30 855312 6150404 11600 13:20:11 9042528 13094408 2860240 17.47 159568 3989616 2847316 16.34 975144 5931836 25560 Average: 11355031 14283538 1698157 10.37 103765 2996333 2047538 11.75 631142 4054855 50409 12:30:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:11 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 12:40:11 ens3 10.21 5.50 126.06 0.45 0.00 0.00 0.00 0.00 12:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:11 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:50:11 ens3 0.26 0.09 0.05 0.02 0.00 0.00 0.00 0.00 12:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:11 lo 0.31 0.31 0.03 0.03 0.00 0.00 0.00 0.00 13:00:11 ens3 79.49 60.54 649.48 12.61 0.00 0.00 0.00 0.00 13:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:11 lo 1381.55 1381.55 1309.77 1309.77 0.00 0.00 0.00 0.00 13:10:11 ens3 78.05 59.01 441.23 14.79 0.00 0.00 0.00 0.00 13:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:11 lo 1437.79 1437.79 1369.19 1369.19 0.00 0.00 0.00 0.00 13:20:11 ens3 40.56 32.95 26.36 11.45 0.00 0.00 0.00 0.00 13:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 563.98 563.98 535.81 535.81 0.00 0.00 0.00 0.00 Average: ens3 41.71 31.62 248.64 7.86 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-6207) 11/05/25 _x86_64_ (4 CPU) 12:27:50 LINUX RESTART (4 CPU) 12:30:11 CPU %user %nice %system %iowait %steal %idle 12:40:11 all 0.41 0.00 0.14 0.33 0.01 99.10 12:40:11 0 0.45 0.00 0.16 0.48 0.01 98.90 12:40:11 1 0.15 0.00 0.12 0.48 0.01 99.25 12:40:11 2 0.52 0.00 0.14 0.25 0.02 99.08 12:40:11 3 0.53 0.00 0.16 0.12 0.01 99.18 12:50:11 all 0.09 0.00 0.03 0.16 0.01 99.72 12:50:11 0 0.02 0.00 0.02 0.03 0.01 99.93 12:50:11 1 0.04 0.00 0.04 0.24 0.01 99.68 12:50:11 2 0.28 0.00 0.03 0.03 0.01 99.65 12:50:11 3 0.02 0.00 0.02 0.35 0.01 99.61 13:00:11 all 5.98 0.00 0.48 0.30 0.03 93.21 13:00:11 0 4.42 0.00 0.46 0.75 0.02 94.35 13:00:11 1 5.91 0.00 0.47 0.18 0.03 93.41 13:00:11 2 8.05 0.00 0.53 0.17 0.03 91.22 13:00:11 3 5.53 0.00 0.47 0.10 0.02 93.88 13:10:11 all 71.09 0.00 2.71 0.19 0.14 25.87 13:10:11 0 69.63 0.00 2.74 0.28 0.13 27.22 13:10:11 1 70.94 0.00 2.88 0.19 0.13 25.86 13:10:11 2 71.25 0.00 2.70 0.17 0.13 25.74 13:10:11 3 72.53 0.00 2.52 0.14 0.14 24.68 13:20:11 all 63.21 0.00 2.58 0.64 0.15 33.43 13:20:11 0 61.55 0.00 2.54 0.46 0.14 35.31 13:20:11 1 66.28 0.00 2.67 0.48 0.15 30.42 13:20:11 2 62.68 0.00 2.49 1.27 0.15 33.40 13:20:11 3 62.31 0.00 2.59 0.34 0.15 34.61 Average: all 28.09 0.00 1.18 0.32 0.07 70.33 Average: 0 27.16 0.00 1.18 0.40 0.06 71.20 Average: 1 28.61 0.00 1.23 0.31 0.07 69.79 Average: 2 28.50 0.00 1.18 0.38 0.07 69.88 Average: 3 28.12 0.00 1.15 0.21 0.06 70.46