---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-16093 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 768 19539 4 11785 30856 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:d7:e4:4f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.28/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84468sec preferred_lft 84468sec inet6 fe80::f816:3eff:fed7:e44f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:a0:92:95:bc:b2 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::bca0:92ff:fe95:bcb2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-16093) 05/18/26 _x86_64_ (8 CPU) 00:23:10 LINUX RESTART (8 CPU) 00:30:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:00 11.64 0.05 11.19 0.40 1.93 5070.77 203.46 00:50:16 52.04 2.15 48.49 1.40 315.30 19701.14 4233.43 Average: 32.38 1.13 30.34 0.91 162.80 12581.39 2272.28 00:30:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:00 21974328 28874208 3424432 10.42 166708 6861116 4055024 11.96 1784528 8538808 1610484 00:50:16 20277528 31658236 616620 1.88 231772 11077592 1397872 4.12 3000480 8788460 628 Average: 21125928 30266222 2020526 6.15 199240 8969354 2726448 8.04 2392504 8663634 805556 00:30:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:00 lo 1.29 1.29 0.12 0.12 0.00 0.00 0.00 0.00 00:40:00 ens3 60.96 51.27 242.21 13.87 0.00 0.00 0.00 0.00 00:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:16 lo 313.72 313.72 305.44 305.44 0.00 0.00 0.00 0.00 00:50:16 ens3 128.55 105.61 425.82 1270.39 0.00 0.00 0.00 0.00 00:50:16 docker0 69.90 73.35 1259.87 155.75 0.00 0.00 0.00 0.00 00:50:16 veth0939121 64.72 67.12 1260.44 8.33 0.00 0.00 0.00 0.10 Average: lo 161.68 161.68 156.86 156.86 0.00 0.00 0.00 0.00 Average: ens3 95.66 79.17 336.47 658.92 0.00 0.00 0.00 0.00 Average: docker0 35.88 37.66 646.77 79.95 0.00 0.00 0.00 0.00 Average: veth0939121 33.23 34.46 647.06 4.28 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-16093) 05/18/26 _x86_64_ (8 CPU) 00:23:10 LINUX RESTART (8 CPU) 00:30:16 CPU %user %nice %system %iowait %steal %idle 00:40:00 all 32.74 0.00 1.36 0.14 0.08 65.67 00:40:00 0 28.99 0.00 1.43 0.02 0.08 69.49 00:40:00 1 31.40 0.00 1.51 0.14 0.09 66.86 00:40:00 2 35.37 0.00 1.52 0.24 0.09 62.78 00:40:00 3 31.29 0.00 1.26 0.19 0.08 67.17 00:40:00 4 31.06 0.00 1.30 0.05 0.08 67.51 00:40:00 5 33.67 0.00 1.41 0.12 0.08 64.71 00:40:00 6 38.99 0.00 1.27 0.20 0.09 59.45 00:40:00 7 31.16 0.00 1.21 0.19 0.08 67.36 00:50:16 all 12.49 0.00 1.27 0.97 0.05 85.22 00:50:16 0 12.55 0.00 1.13 0.80 0.06 85.46 00:50:16 1 12.34 0.00 1.67 0.56 0.05 85.37 00:50:16 2 15.60 0.00 1.82 0.84 0.07 81.67 00:50:16 3 12.66 0.00 1.43 1.12 0.06 84.74 00:50:16 4 12.41 0.00 1.14 1.17 0.05 85.22 00:50:16 5 10.45 0.00 0.97 0.79 0.05 87.73 00:50:16 6 10.36 0.00 0.85 1.12 0.04 87.62 00:50:16 7 13.51 0.00 1.12 1.38 0.05 83.93 Average: all 22.34 0.00 1.31 0.57 0.07 75.71 Average: 0 20.55 0.00 1.27 0.42 0.07 77.69 Average: 1 21.62 0.00 1.59 0.36 0.07 76.36 Average: 2 25.22 0.00 1.68 0.55 0.08 72.48 Average: 3 21.73 0.00 1.34 0.67 0.07 76.19 Average: 4 21.49 0.00 1.22 0.62 0.06 76.60 Average: 5 21.75 0.00 1.19 0.46 0.07 76.53 Average: 6 24.28 0.00 1.06 0.67 0.07 73.93 Average: 7 22.10 0.00 1.16 0.80 0.07 75.87