---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-37854 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 17G 138G 11% / 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 762 19357 4 11971 30862 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:5c:24:bc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.173/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84538sec preferred_lft 84538sec inet6 fe80::f816:3eff:fe5c:24bc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:30:03:72:84:1a 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::8430:3ff:fe72:841a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-37854) 07/23/26 _x86_64_ (8 CPU) 00:23:24 LINUX RESTART (8 CPU) 00:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 27.31 0.06 11.64 15.61 2.05 5047.58 511931.37 00:50:10 49.38 2.17 46.15 1.07 316.36 19459.91 4928.96 Average: 38.50 1.12 29.13 8.24 161.33 12351.24 255000.19 00:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 22452140 29311104 2985268 9.08 173044 6810596 3130244 9.23 1669492 8166748 1258536 00:50:10 20072852 31645964 627912 1.91 232448 11264600 1444656 4.26 2979244 8996104 268 Average: 21262496 30478534 1806590 5.50 202746 9037598 2287450 6.75 2324368 8581426 629402 00:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.77 1.77 0.16 0.16 0.00 0.00 0.00 0.00 00:40:01 ens3 70.58 54.09 239.90 13.79 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:10 lo 224.93 224.93 220.27 220.27 0.00 0.00 0.00 0.00 00:50:10 ens3 110.41 103.80 335.69 1307.68 0.00 0.00 0.00 0.00 00:50:10 docker0 74.76 67.38 1298.26 8.90 0.00 0.00 0.00 0.00 00:50:10 veth4a38e34 74.76 67.39 1299.28 8.90 0.00 0.00 0.00 0.11 Average: lo 114.86 114.86 111.70 111.70 0.00 0.00 0.00 0.00 Average: ens3 90.76 79.28 288.44 669.49 0.00 0.00 0.00 0.00 Average: docker0 37.89 34.15 657.91 4.51 0.00 0.00 0.00 0.00 Average: veth4a38e34 37.88 34.15 658.43 4.51 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-37854) 07/23/26 _x86_64_ (8 CPU) 00:23:24 LINUX RESTART (8 CPU) 00:30:09 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 34.26 0.00 1.31 0.20 0.09 64.14 00:40:01 0 25.60 0.00 1.00 0.11 0.09 73.20 00:40:01 1 33.62 0.00 1.32 0.03 0.08 64.95 00:40:01 2 41.24 0.00 1.52 0.06 0.09 57.10 00:40:01 3 30.41 0.00 1.35 0.16 0.09 67.99 00:40:01 4 34.89 0.00 1.30 0.50 0.08 63.23 00:40:01 5 35.53 0.00 1.48 0.39 0.09 62.52 00:40:01 6 32.58 0.00 1.19 0.16 0.08 65.99 00:40:01 7 40.28 0.00 1.28 0.22 0.09 58.14 00:50:10 all 13.27 0.00 1.16 0.98 0.05 84.54 00:50:10 0 9.12 0.00 0.80 0.24 0.05 89.80 00:50:10 1 11.27 0.00 0.81 1.31 0.05 86.56 00:50:10 2 13.99 0.00 0.80 0.62 0.06 84.54 00:50:10 3 14.54 0.00 1.60 0.49 0.05 83.32 00:50:10 4 13.54 0.00 1.93 2.34 0.06 82.13 00:50:10 5 14.33 0.00 1.25 0.91 0.05 83.47 00:50:10 6 15.76 0.00 1.10 1.42 0.05 81.66 00:50:10 7 13.59 0.00 1.00 0.50 0.05 84.85 Average: all 23.62 0.00 1.23 0.60 0.07 74.48 Average: 0 17.25 0.00 0.90 0.17 0.07 81.61 Average: 1 22.30 0.00 1.06 0.68 0.07 75.89 Average: 2 27.42 0.00 1.15 0.34 0.07 71.01 Average: 3 22.37 0.00 1.48 0.33 0.07 75.76 Average: 4 24.07 0.00 1.62 1.43 0.07 72.81 Average: 5 24.76 0.00 1.36 0.65 0.07 73.16 Average: 6 24.06 0.00 1.14 0.80 0.07 73.93 Average: 7 26.75 0.00 1.14 0.36 0.07 71.68