---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1401 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 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 782 18662 4 12646 30841 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:13:4e:77 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.97/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84542sec preferred_lft 84542sec inet6 fe80::f816:3eff:fe13:4e77/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:f5:7a:bb:36:14 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::98f5:7aff:febb:3614/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-1401) 08/02/26 _x86_64_ (8 CPU) 00:36:48 LINUX RESTART (8 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:03 32.96 0.35 16.63 15.99 11.86 6536.36 514653.75 01:00:25 56.68 2.14 53.44 1.10 309.89 23826.90 2820.45 Average: 45.02 1.26 35.35 8.42 163.42 15329.11 254371.33 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:03 23988116 28719812 3584280 10.91 153840 4781600 3588400 10.58 900360 7498272 768 01:00:25 19352504 31607112 664572 2.02 234700 11926576 1438476 4.24 3172972 9497324 412 Average: 21670310 30163462 2124426 6.46 194270 8354088 2513438 7.41 2036666 8497798 590 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:03 lo 5.76 5.76 0.55 0.55 0.00 0.00 0.00 0.00 00:50:03 ens3 102.57 77.80 713.59 15.07 0.00 0.00 0.00 0.00 00:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:25 lo 238.09 238.09 232.21 232.21 0.00 0.00 0.00 0.00 01:00:25 ens3 76.61 64.05 523.56 102.82 0.00 0.00 0.00 0.00 01:00:25 docker0 8.17 7.09 89.48 1.38 0.00 0.00 0.00 0.00 01:00:25 vethd6c83c0 8.17 7.09 89.59 1.38 0.00 0.00 0.00 0.01 Average: lo 123.90 123.90 118.36 118.36 0.00 0.00 0.00 0.00 Average: ens3 89.37 70.81 616.95 59.69 0.00 0.00 0.00 0.00 Average: docker0 4.16 3.60 45.50 0.70 0.00 0.00 0.00 0.00 Average: vethd6c83c0 4.15 3.60 45.56 0.70 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-1401) 08/02/26 _x86_64_ (8 CPU) 00:36:48 LINUX RESTART (8 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:03 all 38.35 0.00 1.49 0.09 0.07 60.00 00:50:03 0 35.82 0.00 1.42 0.08 0.07 62.60 00:50:03 1 39.52 0.00 1.52 0.19 0.08 58.70 00:50:03 2 44.61 0.00 1.78 0.12 0.08 53.41 00:50:03 3 39.24 0.00 1.36 0.02 0.08 59.31 00:50:03 4 34.38 0.00 1.28 0.06 0.07 64.22 00:50:03 5 36.45 0.00 1.62 0.15 0.07 61.71 00:50:03 6 38.69 0.00 1.49 0.03 0.07 59.72 00:50:03 7 38.11 0.00 1.47 0.06 0.07 60.29 01:00:25 all 17.08 0.00 1.29 0.26 0.05 81.31 01:00:25 0 20.13 0.00 1.28 0.34 0.05 78.20 01:00:25 1 17.27 0.00 1.29 0.16 0.06 81.22 01:00:25 2 16.93 0.00 1.09 0.13 0.05 81.79 01:00:25 3 19.21 0.00 1.53 0.32 0.05 78.88 01:00:25 4 12.43 0.00 1.13 0.15 0.06 86.24 01:00:25 5 20.99 0.00 1.67 0.29 0.05 77.00 01:00:25 6 12.82 0.00 1.09 0.41 0.05 85.63 01:00:25 7 16.88 0.00 1.22 0.29 0.05 81.56 Average: all 27.53 0.00 1.39 0.18 0.06 70.84 Average: 0 27.84 0.00 1.35 0.21 0.06 70.53 Average: 1 28.19 0.00 1.40 0.17 0.07 70.16 Average: 2 30.52 0.00 1.43 0.13 0.07 67.85 Average: 3 29.05 0.00 1.45 0.17 0.06 69.27 Average: 4 23.22 0.00 1.21 0.10 0.06 75.41 Average: 5 28.59 0.00 1.64 0.22 0.06 69.49 Average: 6 25.53 0.00 1.29 0.22 0.06 72.90 Average: 7 27.31 0.00 1.34 0.17 0.06 71.11