---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-30294 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: 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: 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 763 19023 4 12305 30861 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:57:39:e9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.39/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84535sec preferred_lft 84535sec inet6 fe80::f816:3eff:fe57:39e9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:64:0c:b3:50:8c 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::5c64:cff:feb3:508c/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-30294) 06/25/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 23.35 0.51 22.32 0.53 18.05 15685.63 520.33 00:30:25 57.70 1.93 40.30 15.47 298.98 9978.04 485542.13 Average: 41.12 1.24 31.62 8.26 163.40 12732.70 251455.13 00:10:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19210936 28074132 4215352 12.83 190796 8724436 4529448 13.36 2142072 10846632 268 00:30:25 17911188 29992412 2278968 6.93 229992 11758888 2943364 8.68 3146700 10990000 76456 Average: 18561062 29033272 3247160 9.88 210394 10241662 3736406 11.02 2644386 10918316 38362 00:10:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 234.43 234.43 228.90 228.90 0.00 0.00 0.00 0.00 00:20:01 ens3 57.20 49.62 329.28 12.93 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:25 lo 15.33 15.33 1.74 1.74 0.00 0.00 0.00 0.00 00:30:25 ens3 191.76 201.62 469.77 2652.49 0.00 0.00 0.00 0.00 00:30:25 docker0 81.87 76.33 1323.92 10.04 0.00 0.00 0.00 0.00 Average: lo 121.08 121.08 111.37 111.37 0.00 0.00 0.00 0.00 Average: ens3 126.82 128.26 401.96 1378.55 0.00 0.00 0.00 0.00 Average: docker0 42.36 39.49 684.96 5.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-30294) 06/25/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:19 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 27.84 0.00 1.25 0.10 0.06 70.75 00:20:01 0 24.33 0.00 1.27 0.01 0.07 74.32 00:20:01 1 32.76 0.00 1.38 0.16 0.07 65.64 00:20:01 2 30.12 0.00 1.57 0.12 0.06 68.12 00:20:01 3 25.02 0.00 1.10 0.03 0.06 73.79 00:20:01 4 31.48 0.00 1.16 0.01 0.07 67.29 00:20:01 5 29.46 0.00 1.36 0.01 0.07 69.10 00:20:01 6 21.74 0.00 1.05 0.19 0.06 76.96 00:20:01 7 27.84 0.00 1.13 0.24 0.06 70.73 00:30:25 all 10.75 0.00 0.97 0.12 0.04 88.12 00:30:25 0 5.68 0.00 0.49 0.13 0.03 93.68 00:30:25 1 11.14 0.00 1.23 0.07 0.05 87.51 00:30:25 2 11.74 0.00 1.25 0.22 0.05 86.74 00:30:25 3 12.09 0.00 1.44 0.06 0.04 86.37 00:30:25 4 13.32 0.00 1.21 0.02 0.04 85.41 00:30:25 5 12.26 0.00 0.88 0.03 0.04 86.80 00:30:25 6 4.87 0.00 0.52 0.36 0.04 94.22 00:30:25 7 14.89 0.00 0.74 0.10 0.04 84.23 Average: all 18.99 0.00 1.11 0.11 0.05 79.74 Average: 0 14.67 0.00 0.87 0.07 0.05 84.34 Average: 1 21.56 0.00 1.30 0.12 0.06 76.97 Average: 2 20.60 0.00 1.41 0.17 0.05 77.77 Average: 3 18.33 0.00 1.28 0.04 0.05 80.30 Average: 4 22.07 0.00 1.18 0.02 0.05 76.67 Average: 5 20.55 0.00 1.11 0.02 0.05 78.27 Average: 6 13.00 0.00 0.77 0.28 0.05 85.90 Average: 7 21.13 0.00 0.92 0.17 0.05 77.72