---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4678 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 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 753 19122 4 12216 30870 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:10:fc:6c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.159/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84379sec preferred_lft 84379sec inet6 fe80::f816:3eff:fe10:fc6c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:d9:90:a6:4b:5f 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::5cd9:90ff:fea6:4b5f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4678) 04/20/26 _x86_64_ (8 CPU) 00:00:52 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:12 16.22 0.30 15.51 0.41 11.53 10498.64 1645.05 00:30:02 48.68 2.23 45.12 1.33 362.10 15682.62 4440.73 Average: 32.16 1.24 30.06 0.86 183.73 13044.97 3018.26 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:12 21530108 28911668 3385712 10.30 169164 7325784 3337244 9.84 1877900 8887408 227304 00:30:02 19832576 31653816 619324 1.88 233364 11504724 1421552 4.19 3116568 9080832 200 Average: 20681342 30282742 2002518 6.09 201264 9415254 2379398 7.02 2497234 8984120 113752 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:12 lo 1.54 1.54 0.16 0.16 0.00 0.00 0.00 0.00 00:20:12 ens3 57.46 49.16 228.75 13.15 0.00 0.00 0.00 0.00 00:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:02 lo 258.04 258.04 252.70 252.70 0.00 0.00 0.00 0.00 00:30:02 ens3 122.85 112.64 439.66 1385.77 0.00 0.00 0.00 0.00 00:30:02 docker0 88.19 88.16 1378.20 163.86 0.00 0.00 0.00 0.00 00:30:02 veth279c83a 81.78 80.15 1378.93 10.14 0.00 0.00 0.00 0.11 Average: lo 127.53 127.53 124.21 124.21 0.00 0.00 0.00 0.00 Average: ens3 89.58 80.34 332.35 687.37 0.00 0.00 0.00 0.00 Average: docker0 43.32 43.31 676.96 80.49 0.00 0.00 0.00 0.00 Average: veth279c83a 40.17 39.37 677.32 4.98 0.00 0.00 0.00 0.06 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4678) 04/20/26 _x86_64_ (8 CPU) 00:00:52 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:12 all 30.49 0.00 1.34 0.37 0.10 67.70 00:20:12 0 30.80 0.00 1.15 0.07 0.10 67.88 00:20:12 1 36.98 0.00 1.75 0.23 0.12 60.93 00:20:12 2 34.23 0.00 1.68 0.23 0.11 63.76 00:20:12 3 28.23 0.00 1.12 0.11 0.10 70.45 00:20:12 4 29.59 0.00 1.28 1.30 0.10 67.72 00:20:12 5 30.99 0.00 1.31 0.30 0.10 67.29 00:20:12 6 28.25 0.00 1.12 0.21 0.09 70.32 00:20:12 7 24.85 0.00 1.33 0.51 0.09 73.22 00:30:02 all 9.63 0.00 1.22 0.55 0.05 88.55 00:30:02 0 11.77 0.00 1.51 0.19 0.05 86.49 00:30:02 1 10.34 0.00 1.64 0.60 0.05 87.36 00:30:02 2 11.23 0.00 1.19 0.25 0.05 87.28 00:30:02 3 6.75 0.00 0.86 0.92 0.04 91.43 00:30:02 4 6.36 0.00 0.88 0.21 0.04 92.51 00:30:02 5 8.49 0.00 1.02 0.81 0.05 89.63 00:30:02 6 15.41 0.00 1.94 0.13 0.06 82.46 00:30:02 7 6.68 0.00 0.74 1.27 0.04 91.27 Average: all 20.23 0.00 1.28 0.46 0.07 77.95 Average: 0 21.43 0.00 1.33 0.13 0.08 77.04 Average: 1 23.88 0.00 1.70 0.41 0.08 73.93 Average: 2 22.92 0.00 1.44 0.24 0.08 75.33 Average: 3 17.67 0.00 0.99 0.51 0.07 80.77 Average: 4 18.16 0.00 1.09 0.77 0.07 79.92 Average: 5 19.93 0.00 1.17 0.55 0.08 78.27 Average: 6 21.94 0.00 1.53 0.17 0.08 76.29 Average: 7 15.92 0.00 1.04 0.88 0.07 82.09