---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4685 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 138G 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 777 19328 4 11986 30847 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:c4:19:8e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.33/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84492sec preferred_lft 84492sec inet6 fe80::f816:3eff:fec4:198e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:3e:bc:54:fd:8e 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::a03e:bcff:fe54:fd8e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4685) 04/20/26 _x86_64_ (8 CPU) 00:36:39 LINUX RESTART (8 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:23 15.17 0.32 14.04 0.81 12.31 5201.80 2358.60 01:00:05 39.44 2.28 36.25 0.91 345.74 23410.89 786.47 Average: 26.90 1.27 24.77 0.86 173.37 13997.54 1599.20 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:23 24477600 28805140 3501332 10.65 146596 4400692 3511636 10.36 846488 7093448 844 01:00:05 20269976 31650560 623260 1.90 223804 11092904 1471408 4.34 2996368 8789272 58652 Average: 22373788 30227850 2062296 6.28 185200 7746798 2491522 7.35 1921428 7941360 29748 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:23 lo 5.49 5.49 0.54 0.54 0.00 0.00 0.00 0.00 00:50:23 ens3 65.72 51.35 375.77 13.34 0.00 0.00 0.00 0.00 00:50:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:05 lo 4578.76 4578.76 4374.48 4374.48 0.00 0.00 0.00 0.00 01:00:05 ens3 72.66 54.11 565.61 12.74 0.00 0.00 0.00 0.00 01:00:05 docker0 3.59 4.21 0.22 93.09 0.00 0.00 0.00 0.00 01:00:05 veth081949d 3.59 4.22 0.27 93.09 0.00 0.00 0.00 0.01 Average: lo 2214.57 2214.57 2113.33 2113.33 0.00 0.00 0.00 0.00 Average: ens3 69.07 52.68 467.47 13.05 0.00 0.00 0.00 0.00 Average: docker0 1.74 2.04 0.11 44.97 0.00 0.00 0.00 0.00 Average: veth081949d 1.73 2.04 0.13 44.97 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4685) 04/20/26 _x86_64_ (8 CPU) 00:36:39 LINUX RESTART (8 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:23 all 38.35 0.00 1.38 0.03 0.08 60.16 00:50:23 0 37.86 0.00 1.37 0.04 0.09 60.65 00:50:23 1 43.19 0.00 1.48 0.02 0.09 55.22 00:50:23 2 39.85 0.00 1.34 0.01 0.09 58.71 00:50:23 3 38.44 0.00 1.31 0.02 0.08 60.15 00:50:23 4 38.95 0.00 1.39 0.01 0.09 59.56 00:50:23 5 42.00 0.00 1.40 0.01 0.08 56.51 00:50:23 6 34.59 0.00 1.30 0.09 0.08 63.94 00:50:23 7 31.91 0.00 1.42 0.07 0.08 66.52 01:00:05 all 19.03 0.00 2.20 0.18 0.06 78.53 01:00:05 0 17.42 0.00 1.59 0.52 0.07 80.41 01:00:05 1 19.44 0.00 2.64 0.04 0.06 77.82 01:00:05 2 29.20 0.00 4.84 0.10 0.07 65.80 01:00:05 3 19.57 0.00 3.69 0.11 0.06 76.57 01:00:05 4 19.20 0.00 1.58 0.03 0.05 79.14 01:00:05 5 15.33 0.00 1.09 0.13 0.05 83.40 01:00:05 6 16.83 0.00 1.06 0.29 0.05 81.76 01:00:05 7 15.36 0.00 1.16 0.21 0.06 83.22 Average: all 29.03 0.00 1.78 0.10 0.07 69.02 Average: 0 27.98 0.00 1.48 0.27 0.08 70.20 Average: 1 31.75 0.00 2.04 0.03 0.07 66.10 Average: 2 34.73 0.00 3.02 0.05 0.08 62.12 Average: 3 29.34 0.00 2.46 0.07 0.07 68.07 Average: 4 29.41 0.00 1.48 0.02 0.07 69.02 Average: 5 29.12 0.00 1.25 0.07 0.07 69.49 Average: 6 26.01 0.00 1.18 0.19 0.07 72.55 Average: 7 23.92 0.00 1.30 0.13 0.07 74.58