---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-28713 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 17G 139G 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 767 19491 4 11833 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:17:d5:c8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.168/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84543sec preferred_lft 84543sec inet6 fe80::f816:3eff:fe17:d5c8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:07:a3:6a:3b:86 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::5407:a3ff:fe6a:3b86/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-28713) 06/20/26 _x86_64_ (8 CPU) 00:23:20 LINUX RESTART (8 CPU) 00:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 11.22 0.06 10.76 0.41 1.91 4953.64 481.32 00:50:07 40.21 2.15 36.98 1.08 315.11 19500.27 4136.86 Average: 25.81 1.11 23.95 0.75 159.52 12273.79 2320.86 00:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 22678056 29419620 2878384 8.76 170512 6699564 2997432 8.84 1668420 7937724 1281556 00:50:07 20225632 31655984 618284 1.88 228972 11130148 1423408 4.20 2976764 8846896 4 Average: 21451844 30537802 1748334 5.32 199742 8914856 2210420 6.52 2322592 8392310 640780 00:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.75 1.75 0.16 0.16 0.00 0.00 0.00 0.00 00:40:01 ens3 55.27 47.86 235.40 12.91 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 00:50:07 lo 203.92 203.92 199.99 199.99 0.00 0.00 0.00 0.00 00:50:07 ens3 121.11 105.91 338.47 1319.86 0.00 0.00 0.00 0.00 00:50:07 docker0 75.91 76.61 1310.05 9.78 0.00 0.00 0.00 0.00 00:50:07 veth23ab53d 75.90 76.62 1311.09 9.78 0.00 0.00 0.00 0.11 Average: lo 103.48 103.48 100.72 100.72 0.00 0.00 0.00 0.00 Average: ens3 88.40 77.07 287.27 670.59 0.00 0.00 0.00 0.00 Average: docker0 38.20 38.55 659.24 4.92 0.00 0.00 0.00 0.00 Average: veth23ab53d 38.20 38.56 659.77 4.92 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-28713) 06/20/26 _x86_64_ (8 CPU) 00:23:20 LINUX RESTART (8 CPU) 00:30:03 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 33.17 0.00 1.32 0.04 0.07 65.41 00:40:01 0 30.02 0.00 1.34 0.05 0.07 68.52 00:40:01 1 39.97 0.00 1.79 0.03 0.07 58.14 00:40:01 2 32.30 0.00 1.35 0.03 0.07 66.25 00:40:01 3 41.50 0.00 1.48 0.01 0.07 56.93 00:40:01 4 27.79 0.00 0.89 0.02 0.06 71.25 00:40:01 5 30.66 0.00 1.17 0.02 0.07 68.08 00:40:01 6 33.15 0.00 1.31 0.11 0.08 65.36 00:40:01 7 29.99 0.00 1.20 0.05 0.06 68.71 00:50:07 all 13.03 0.00 1.26 0.33 0.06 85.31 00:50:07 0 8.85 0.00 0.70 0.34 0.05 90.06 00:50:07 1 15.86 0.00 1.11 0.70 0.06 82.27 00:50:07 2 11.61 0.00 0.90 0.08 0.05 87.35 00:50:07 3 10.41 0.00 1.07 0.17 0.06 88.29 00:50:07 4 15.54 0.00 2.02 0.38 0.06 81.99 00:50:07 5 14.53 0.00 1.58 0.14 0.06 83.70 00:50:07 6 16.19 0.00 1.56 0.26 0.06 81.92 00:50:07 7 11.28 0.00 1.18 0.60 0.06 86.89 Average: all 23.03 0.00 1.29 0.19 0.06 75.43 Average: 0 19.36 0.00 1.02 0.19 0.06 79.37 Average: 1 27.82 0.00 1.45 0.37 0.07 70.30 Average: 2 21.88 0.00 1.12 0.06 0.06 76.88 Average: 3 25.82 0.00 1.28 0.09 0.07 72.75 Average: 4 21.62 0.00 1.46 0.20 0.06 76.66 Average: 5 22.54 0.00 1.38 0.08 0.06 75.94 Average: 6 24.60 0.00 1.44 0.19 0.07 73.71 Average: 7 20.57 0.00 1.19 0.33 0.06 77.86