---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18451 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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): 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 745 19157 4 12188 30878 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:2f:06:ac brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.176/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84496sec preferred_lft 84496sec inet6 fe80::f816:3eff:fe2f:6ac/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:6d:ee:e8:3c:cb 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::e46d:eeff:fee8:3ccb/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-18451) 01/05/26 _x86_64_ (8 CPU) 00:24:06 LINUX RESTART (8 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:07 11.85 0.07 11.35 0.43 3.19 4998.25 323.06 00:50:01 40.44 2.23 37.19 1.02 329.58 21035.60 1820.00 Average: 26.00 1.13 24.14 0.73 164.73 12935.48 1063.93 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:07 22468380 29472164 2826512 8.60 165316 6972984 3026956 8.93 1956212 7877236 1574856 00:50:01 19863788 31655236 620148 1.89 219132 11510592 1445128 4.26 3293124 8895292 156 Average: 21166084 30563700 1723330 5.24 192224 9241788 2236042 6.59 2624668 8386264 787506 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:07 lo 1.70 1.70 0.16 0.16 0.00 0.00 0.00 0.00 00:40:07 ens3 56.88 46.31 231.26 14.19 0.00 0.00 0.00 0.00 00:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 lo 4652.04 4652.04 4442.36 4442.36 0.00 0.00 0.00 0.00 00:50:01 ens3 112.10 94.05 340.51 1218.70 0.00 0.00 0.00 0.00 00:50:01 docker0 63.00 69.74 1208.95 68.24 0.00 0.00 0.00 0.00 00:50:01 veth7dd62bf 60.77 66.92 1209.64 6.66 0.00 0.00 0.00 0.10 Average: lo 2303.25 2303.25 2198.70 2198.70 0.00 0.00 0.00 0.00 Average: ens3 84.21 69.94 285.33 610.33 0.00 0.00 0.00 0.00 Average: docker0 31.18 34.52 598.34 33.78 0.00 0.00 0.00 0.00 Average: veth7dd62bf 30.08 33.12 598.68 3.30 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-18451) 01/05/26 _x86_64_ (8 CPU) 00:24:06 LINUX RESTART (8 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:07 all 36.04 0.00 1.36 0.07 0.07 62.46 00:40:07 0 39.51 0.00 1.42 0.21 0.07 58.79 00:40:07 1 38.98 0.00 1.66 0.07 0.07 59.21 00:40:07 2 33.79 0.00 1.20 0.01 0.06 64.94 00:40:07 3 40.16 0.00 1.61 0.04 0.07 58.12 00:40:07 4 35.17 0.00 1.42 0.11 0.07 63.23 00:40:07 5 31.97 0.00 1.29 0.04 0.07 66.63 00:40:07 6 34.36 0.00 1.07 0.04 0.06 64.47 00:40:07 7 34.38 0.00 1.22 0.02 0.07 64.32 00:50:01 all 15.56 0.00 1.84 0.36 0.05 82.20 00:50:01 0 23.10 0.00 3.42 0.52 0.05 72.90 00:50:01 1 12.77 0.00 1.82 0.69 0.04 84.68 00:50:01 2 15.37 0.00 1.68 0.08 0.05 82.83 00:50:01 3 14.40 0.00 0.93 0.81 0.05 83.81 00:50:01 4 16.10 0.00 1.60 0.05 0.04 82.21 00:50:01 5 12.49 0.00 1.45 0.04 0.04 85.98 00:50:01 6 17.16 0.00 2.75 0.42 0.05 79.62 00:50:01 7 13.15 0.00 1.09 0.24 0.04 85.48 Average: all 25.91 0.00 1.60 0.21 0.06 72.23 Average: 0 31.42 0.00 2.41 0.36 0.06 65.74 Average: 1 26.01 0.00 1.74 0.37 0.06 71.82 Average: 2 24.67 0.00 1.44 0.04 0.06 73.80 Average: 3 27.41 0.00 1.28 0.42 0.06 70.83 Average: 4 25.74 0.00 1.51 0.08 0.05 72.62 Average: 5 22.33 0.00 1.37 0.04 0.06 76.21 Average: 6 25.85 0.00 1.90 0.23 0.05 71.97 Average: 7 23.86 0.00 1.16 0.13 0.05 74.80