---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6352 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 767 19112 4 12211 30857 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:87:8e:e0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.48/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84250sec preferred_lft 84250sec inet6 fe80::f816:3eff:fe87:8ee0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:77:cc:24:0d:79 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::1077:ccff:fe24:d79/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-6352) 04/22/26 _x86_64_ (8 CPU) 00:00:33 LINUX RESTART (8 CPU) 00:10:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 7.03 0.05 6.64 0.34 1.92 2270.25 112.83 00:30:25 77.01 2.13 59.36 15.51 311.17 23035.68 488711.01 Average: 43.24 1.13 33.92 8.19 161.94 13015.47 252941.30 00:10:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 23913084 29034448 3270848 9.95 159196 5144944 3327276 9.81 1053656 7378764 566192 00:30:25 19807472 31623504 650092 1.98 231640 11501428 1414760 4.17 3112344 9109308 52 Average: 21860278 30328976 1960470 5.97 195418 8323186 2371018 6.99 2083000 8244036 283122 00:10:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 1.14 1.14 0.12 0.12 0.00 0.00 0.00 0.00 00:20:01 ens3 45.18 40.29 234.79 11.20 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 256.08 256.08 249.81 249.81 0.00 0.00 0.00 0.00 00:30:25 ens3 113.49 93.12 418.28 1199.09 0.00 0.00 0.00 0.00 00:30:25 docker0 60.23 68.02 1188.50 151.29 0.00 0.00 0.00 0.00 00:30:25 veth7d11315 54.89 61.66 1188.92 6.06 0.00 0.00 0.00 0.10 Average: lo 133.06 133.06 129.32 129.32 0.00 0.00 0.00 0.00 Average: ens3 80.52 67.63 329.74 625.88 0.00 0.00 0.00 0.00 Average: docker0 31.17 35.20 615.00 78.29 0.00 0.00 0.00 0.00 Average: veth7d11315 28.40 31.91 615.21 3.14 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-6352) 04/22/26 _x86_64_ (8 CPU) 00:00:33 LINUX RESTART (8 CPU) 00:10:19 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 31.63 0.00 1.39 0.03 0.25 66.70 00:20:01 0 25.98 0.00 1.20 0.04 0.26 72.52 00:20:01 1 38.03 0.00 1.78 0.01 0.23 59.95 00:20:01 2 32.47 0.00 1.35 0.03 0.27 65.88 00:20:01 3 31.15 0.00 1.43 0.00 0.25 67.17 00:20:01 4 36.24 0.00 1.67 0.03 0.25 61.81 00:20:01 5 29.67 0.00 1.18 0.05 0.26 68.85 00:20:01 6 27.81 0.00 1.20 0.05 0.23 70.71 00:20:01 7 31.68 0.00 1.35 0.04 0.27 66.67 00:30:25 all 15.65 0.00 1.39 0.56 0.16 82.25 00:30:25 0 13.94 0.00 1.43 0.27 0.15 84.22 00:30:25 1 16.98 0.00 1.20 0.47 0.14 81.21 00:30:25 2 14.09 0.00 1.31 0.47 0.16 83.97 00:30:25 3 19.01 0.00 1.98 0.40 0.16 78.45 00:30:25 4 15.84 0.00 1.24 0.20 0.14 82.58 00:30:25 5 14.93 0.00 1.43 0.88 0.17 82.59 00:30:25 6 14.50 0.00 1.08 0.64 0.15 83.64 00:30:25 7 15.88 0.00 1.46 1.17 0.18 81.31 Average: all 23.36 0.00 1.39 0.31 0.20 74.74 Average: 0 19.75 0.00 1.32 0.16 0.20 78.57 Average: 1 27.13 0.00 1.48 0.25 0.19 70.95 Average: 2 22.97 0.00 1.33 0.26 0.21 75.24 Average: 3 24.87 0.00 1.71 0.21 0.20 73.01 Average: 4 25.69 0.00 1.45 0.12 0.19 72.56 Average: 5 22.05 0.00 1.31 0.48 0.21 75.95 Average: 6 20.92 0.00 1.14 0.35 0.19 77.40 Average: 7 23.50 0.00 1.41 0.63 0.22 74.24