---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1604 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: 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 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 748 19598 4 11745 30876 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:55:0e:9f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.139/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84552sec preferred_lft 84552sec inet6 fe80::f816:3eff:fe55:e9f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:a7:f6:fd:7e:00 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::44a7:f6ff:fefd:7e00/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-1604) 08/03/26 _x86_64_ (8 CPU) 00:23:16 LINUX RESTART (8 CPU) 00:30:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 11.49 0.06 11.00 0.43 2.04 4297.26 340.11 00:50:01 40.02 2.19 36.69 1.15 320.35 20549.95 2612.24 Average: 25.79 1.13 23.87 0.79 161.55 12441.88 1478.73 00:30:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 22829016 29120872 3180384 9.68 161204 6275824 3274456 9.66 1620168 7842708 1181284 00:50:01 20318300 31659056 616628 1.88 226976 11044024 1447672 4.27 2947644 8795976 184 Average: 21573658 30389964 1898506 5.78 194090 8659924 2361064 6.96 2283906 8319342 590734 00:30:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.76 1.76 0.16 0.16 0.00 0.00 0.00 0.00 00:40:01 ens3 56.11 47.79 236.15 13.04 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 00:50:01 lo 204.67 204.67 201.03 201.03 0.00 0.00 0.00 0.00 00:50:01 ens3 126.75 108.77 342.30 1332.06 0.00 0.00 0.00 0.00 00:50:01 docker0 78.11 80.76 1321.84 9.95 0.00 0.00 0.00 0.00 00:50:01 veth607ab80 78.11 80.77 1322.91 9.95 0.00 0.00 0.00 0.11 Average: lo 103.45 103.45 100.82 100.82 0.00 0.00 0.00 0.00 Average: ens3 91.51 78.35 289.34 674.03 0.00 0.00 0.00 0.00 Average: docker0 39.14 40.47 662.41 4.98 0.00 0.00 0.00 0.00 Average: veth607ab80 39.14 40.48 662.94 4.98 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-1604) 08/03/26 _x86_64_ (8 CPU) 00:23:16 LINUX RESTART (8 CPU) 00:30:05 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 34.59 0.00 1.33 0.05 0.08 63.95 00:40:01 0 39.02 0.00 1.25 0.06 0.08 59.60 00:40:01 1 33.40 0.00 1.30 0.05 0.07 65.18 00:40:01 2 34.03 0.00 1.40 0.03 0.08 64.46 00:40:01 3 37.27 0.00 1.64 0.03 0.08 60.98 00:40:01 4 30.09 0.00 1.27 0.04 0.07 68.53 00:40:01 5 32.68 0.00 1.25 0.06 0.08 65.93 00:40:01 6 36.84 0.00 1.27 0.06 0.07 61.76 00:40:01 7 33.39 0.00 1.25 0.09 0.08 65.20 00:50:01 all 12.96 0.00 1.18 0.23 0.05 85.58 00:50:01 0 15.81 0.00 1.77 0.44 0.06 81.92 00:50:01 1 17.21 0.00 1.95 0.11 0.06 80.68 00:50:01 2 11.71 0.00 1.21 0.18 0.06 86.84 00:50:01 3 10.82 0.00 0.95 0.13 0.05 88.06 00:50:01 4 13.12 0.00 1.01 0.07 0.05 85.75 00:50:01 5 12.10 0.00 0.77 0.16 0.05 86.92 00:50:01 6 13.59 0.00 0.95 0.25 0.06 85.15 00:50:01 7 9.31 0.00 0.88 0.47 0.05 89.28 Average: all 23.74 0.00 1.26 0.14 0.06 74.80 Average: 0 27.38 0.00 1.51 0.25 0.07 70.79 Average: 1 25.28 0.00 1.63 0.08 0.06 72.95 Average: 2 22.83 0.00 1.30 0.10 0.07 75.69 Average: 3 23.99 0.00 1.30 0.08 0.06 74.57 Average: 4 21.58 0.00 1.14 0.06 0.06 77.17 Average: 5 22.37 0.00 1.01 0.11 0.06 76.45 Average: 6 25.17 0.00 1.11 0.16 0.07 73.50 Average: 7 21.32 0.00 1.06 0.28 0.06 77.27