---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3879 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 UTC 2026 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): 8 On-line CPU(s) list: 0-7 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): 8 Stepping: 0 BogoMIPS: 5600.00 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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 conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 18G 138G 12% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 757 19005 4 12329 30867 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:d4:d9:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.172/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84496sec preferred_lft 84496sec inet6 fe80::f816:3eff:fed4:d942/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:1d:99:0b:70:bf 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 inet6 fe80::e81d:99ff:fe0b:70bf/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-3879) 08/10/26 _x86_64_ (8 CPU) 00:29:43 LINUX RESTART (8 CPU) 00:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:21 62.97 11.48 49.93 1.56 1564.84 12408.13 3578.46 00:50:21 24.68 0.48 23.40 0.81 16.92 15583.09 608.65 01:00:29 33.30 1.88 30.42 1.00 311.80 10269.41 2204.59 Average: 40.54 4.68 34.74 1.13 640.28 12738.87 2147.15 00:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:21 25496216 29721276 2588840 7.88 140732 4309500 3363180 9.92 776868 6144712 35568 00:50:21 19160052 28031268 4258592 12.96 191436 8729664 4562852 13.46 2120908 10925524 304 01:00:29 17986952 30104232 2167624 6.60 230888 11786920 2797428 8.25 3135828 10904764 86160 Average: 20881073 29285592 3005019 9.14 187685 8275361 3574487 10.54 2011201 9325000 40677 00:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:21 lo 5.56 5.56 0.53 0.53 0.00 0.00 0.00 0.00 00:40:21 ens3 152.99 119.56 1208.24 23.75 0.00 0.00 0.00 0.00 00:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:21 lo 260.98 260.98 254.55 254.55 0.00 0.00 0.00 0.00 00:50:21 ens3 61.09 49.87 338.35 12.77 0.00 0.00 0.00 0.00 00:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:29 lo 15.59 15.59 1.78 1.78 0.00 0.00 0.00 0.00 01:00:29 ens3 193.62 198.07 505.28 2807.99 0.00 0.00 0.00 0.00 01:00:29 docker0 82.26 84.38 1402.98 10.72 0.00 0.00 0.00 0.00 Average: lo 92.71 92.71 84.30 84.30 0.00 0.00 0.00 0.00 Average: ens3 136.34 122.79 689.07 945.88 0.00 0.00 0.00 0.00 Average: docker0 27.35 28.05 466.48 3.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-3879) 08/10/26 _x86_64_ (8 CPU) 00:29:43 LINUX RESTART (8 CPU) 00:30:00 CPU %user %nice %system %iowait %steal %idle 00:40:21 all 33.85 0.00 1.76 0.22 0.07 64.10 00:40:21 0 31.01 0.00 1.48 0.06 0.06 67.39 00:40:21 1 37.10 0.00 1.83 0.09 0.07 60.90 00:40:21 2 33.04 0.00 1.73 0.50 0.06 64.67 00:40:21 3 35.93 0.00 1.78 0.04 0.07 62.19 00:40:21 4 33.49 0.00 1.94 0.68 0.06 63.83 00:40:21 5 37.15 0.00 1.68 0.06 0.07 61.04 00:40:21 6 31.68 0.00 1.85 0.10 0.06 66.31 00:40:21 7 31.44 0.00 1.80 0.20 0.07 66.50 00:50:21 all 25.05 0.00 1.24 0.24 0.07 73.41 00:50:21 0 21.60 0.00 1.23 0.12 0.06 76.98 00:50:21 1 19.78 0.00 1.16 0.06 0.07 78.94 00:50:21 2 22.20 0.00 1.16 1.06 0.07 75.50 00:50:21 3 30.83 0.00 1.50 0.38 0.07 67.22 00:50:21 4 35.47 0.00 1.25 0.06 0.06 63.15 00:50:21 5 22.79 0.00 1.13 0.01 0.06 76.02 00:50:21 6 21.28 0.00 1.24 0.09 0.07 77.33 00:50:21 7 26.44 0.00 1.28 0.10 0.07 72.11 01:00:29 all 11.26 0.00 1.09 0.13 0.05 87.47 01:00:29 0 9.79 0.00 1.00 0.04 0.04 89.13 01:00:29 1 9.83 0.00 0.85 0.07 0.05 89.19 01:00:29 2 7.06 0.00 0.73 0.08 0.05 92.08 01:00:29 3 16.77 0.00 1.52 0.20 0.06 81.46 01:00:29 4 19.78 0.00 1.58 0.31 0.06 78.26 01:00:29 5 12.59 0.00 1.40 0.06 0.05 85.89 01:00:29 6 9.15 0.00 1.08 0.04 0.04 89.69 01:00:29 7 5.06 0.00 0.57 0.25 0.05 94.07 Average: all 23.45 0.00 1.37 0.19 0.06 74.93 Average: 0 20.87 0.00 1.24 0.07 0.06 77.76 Average: 1 22.35 0.00 1.29 0.07 0.06 76.23 Average: 2 20.85 0.00 1.21 0.54 0.06 77.33 Average: 3 27.88 0.00 1.60 0.20 0.06 70.25 Average: 4 29.58 0.00 1.60 0.35 0.06 68.41 Average: 5 24.27 0.00 1.41 0.04 0.06 74.22 Average: 6 20.77 0.00 1.39 0.08 0.06 77.70 Average: 7 21.03 0.00 1.22 0.18 0.06 77.51