---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-22930 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 758 18831 4 12503 30866 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:01:b2:2c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.182/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84534sec preferred_lft 84534sec inet6 fe80::f816:3eff:fe01:b22c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:5c:45:35:9b:b7 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::b45c:45ff:fe35:9bb7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-22930) 06/03/26 _x86_64_ (8 CPU) 00:03:01 LINUX RESTART (8 CPU) 00:10:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 16.49 0.31 15.73 0.45 11.98 9649.12 2388.79 00:30:01 51.22 1.95 48.06 1.22 310.88 16924.70 6060.67 Average: 34.10 1.14 32.12 0.84 163.49 13337.09 4250.05 00:10:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 21214604 28579560 3716812 11.31 171848 7305996 3944452 11.63 1967100 9103780 359084 00:30:01 19561600 31677048 594444 1.81 236632 11785692 1423272 4.20 3245036 9238488 252 Average: 20388102 30128304 2155628 6.56 204240 9545844 2683862 7.91 2606068 9171134 179668 00:10:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 1.37 1.37 0.14 0.14 0.00 0.00 0.00 0.00 00:20:01 ens3 61.60 52.36 244.61 14.03 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 00:30:01 lo 188.02 188.02 185.35 185.35 0.00 0.00 0.00 0.00 00:30:01 ens3 129.43 117.65 436.14 1370.08 0.00 0.00 0.00 0.00 00:30:01 docker0 89.50 88.11 1360.90 161.42 0.00 0.00 0.00 0.00 00:30:01 veth889e957 83.37 80.97 1361.67 10.25 0.00 0.00 0.00 0.11 Average: lo 95.98 95.98 94.02 94.02 0.00 0.00 0.00 0.00 Average: ens3 95.98 85.46 341.70 701.41 0.00 0.00 0.00 0.00 Average: docker0 45.36 44.66 689.84 81.83 0.00 0.00 0.00 0.00 Average: veth889e957 42.26 41.04 690.23 5.20 0.00 0.00 0.00 0.06 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-22930) 06/03/26 _x86_64_ (8 CPU) 00:03:01 LINUX RESTART (8 CPU) 00:10:17 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 32.95 0.00 1.34 0.07 0.06 65.57 00:20:01 0 29.04 0.00 0.98 0.01 0.07 69.90 00:20:01 1 38.74 0.00 1.83 0.05 0.06 59.31 00:20:01 2 31.98 0.00 1.30 0.11 0.06 66.54 00:20:01 3 34.99 0.00 1.51 0.03 0.06 63.40 00:20:01 4 40.90 0.00 1.35 0.11 0.06 57.58 00:20:01 5 28.97 0.00 1.14 0.19 0.06 69.64 00:20:01 6 24.53 0.00 1.16 0.00 0.06 74.25 00:20:01 7 34.41 0.00 1.49 0.09 0.06 63.95 00:30:01 all 11.26 0.00 1.20 0.19 0.05 87.31 00:30:01 0 11.36 0.00 0.98 0.13 0.04 87.49 00:30:01 1 12.56 0.00 1.06 0.08 0.05 86.25 00:30:01 2 9.27 0.00 1.04 0.29 0.05 89.35 00:30:01 3 12.88 0.00 1.02 0.06 0.04 86.00 00:30:01 4 9.61 0.00 1.38 0.46 0.05 88.50 00:30:01 5 13.42 0.00 1.78 0.12 0.05 84.64 00:30:01 6 10.96 0.00 1.28 0.10 0.04 87.61 00:30:01 7 10.04 0.00 1.05 0.24 0.05 88.62 Average: all 21.94 0.00 1.27 0.13 0.05 76.60 Average: 0 20.06 0.00 0.98 0.07 0.06 78.84 Average: 1 25.45 0.00 1.44 0.07 0.05 72.98 Average: 2 20.46 0.00 1.17 0.20 0.06 78.11 Average: 3 23.77 0.00 1.26 0.05 0.05 74.87 Average: 4 25.01 0.00 1.37 0.29 0.05 73.28 Average: 5 21.08 0.00 1.46 0.15 0.05 77.25 Average: 6 17.65 0.00 1.22 0.05 0.05 81.03 Average: 7 22.04 0.00 1.26 0.17 0.06 76.47