---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3007 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 24G 131G 16% / 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 849 12756 4 18486 30775 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:92:f3:b7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.206/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83850sec preferred_lft 83850sec inet6 fe80::f816:3eff:fe92:f3b7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:42:2f:1f:24:b8 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::f442:2fff:fe1f:24b8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3007) 03/19/26 _x86_64_ (8 CPU) 07:44:53 LINUX RESTART (8 CPU) 07:50:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:10 207.25 0.65 202.27 4.33 37.57 19066.93 56244.38 08:10:10 288.40 0.23 282.32 5.85 4.08 23743.97 15567.99 08:20:04 119.91 0.04 95.25 24.62 3.22 10002.45 518421.39 Average: 205.47 0.31 193.58 11.59 14.91 17624.88 196175.85 07:50:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:10 18989204 27618836 4655168 14.17 339964 8141496 4315644 12.73 2131588 10831848 342224 08:10:10 10683572 24968620 7255680 22.08 505732 13146064 4743540 13.99 3572468 17124676 948 08:20:04 11791356 28202408 4013848 12.21 547772 15115468 4188792 12.35 4386188 15117572 50568 Average: 13821377 26929955 5308232 16.15 464489 12134343 4415992 13.02 3363415 14358032 131247 07:50:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:10 lo 0.24 0.24 0.04 0.04 0.00 0.00 0.00 0.00 08:00:10 ens3 104.95 62.11 988.11 14.69 0.00 0.00 0.00 0.00 08:00:10 docker0 8.99 19.31 0.55 477.62 0.00 0.00 0.00 0.00 08:10:10 lo 0.27 0.27 0.04 0.04 0.00 0.00 0.00 0.00 08:10:10 ens3 87.27 55.60 815.11 16.00 0.00 0.00 0.00 0.00 08:10:10 docker0 8.55 11.27 0.46 88.11 0.00 0.00 0.00 0.00 08:20:04 lo 0.19 0.19 0.02 0.02 0.00 0.00 0.00 0.00 08:20:04 ens3 75.48 54.36 530.36 17.04 0.00 0.00 0.00 0.00 08:20:04 docker0 10.28 14.35 0.58 216.28 0.00 0.00 0.00 0.00 08:20:04 br-03b0ebd83085 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.23 0.23 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 89.22 57.35 777.91 15.91 0.00 0.00 0.00 0.00 Average: docker0 9.27 14.96 0.53 260.00 0.00 0.00 0.00 0.00 Average: br-03b0ebd83085 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3007) 03/19/26 _x86_64_ (8 CPU) 07:44:53 LINUX RESTART (8 CPU) 07:50:17 CPU %user %nice %system %iowait %steal %idle 08:00:10 all 3.57 0.00 1.64 9.86 0.04 84.88 08:00:10 0 3.96 0.00 1.44 7.77 0.04 86.80 08:00:10 1 2.58 0.00 1.44 8.08 0.04 87.85 08:00:10 2 3.79 0.00 1.84 9.08 0.05 85.24 08:00:10 3 3.91 0.00 1.78 25.86 0.04 68.41 08:00:10 4 3.53 0.00 2.12 6.50 0.04 87.82 08:00:10 5 3.43 0.00 1.63 6.31 0.04 88.59 08:00:10 6 3.43 0.00 1.50 6.72 0.04 88.31 08:00:10 7 3.94 0.00 1.40 8.56 0.04 86.06 08:10:10 all 14.77 0.00 1.94 9.38 0.07 73.83 08:10:10 0 12.13 0.00 1.76 12.25 0.07 73.79 08:10:10 1 16.88 0.00 1.99 14.01 0.07 67.06 08:10:10 2 12.65 0.00 1.57 7.38 0.07 78.34 08:10:10 3 19.51 0.00 2.57 7.18 0.07 70.66 08:10:10 4 16.96 0.00 2.25 8.97 0.07 71.75 08:10:10 5 13.15 0.00 1.89 11.18 0.07 73.71 08:10:10 6 12.07 0.00 1.60 6.08 0.05 80.19 08:10:10 7 14.85 0.00 1.92 8.01 0.07 75.16 08:20:04 all 5.22 0.00 1.13 11.05 0.05 82.55 08:20:04 0 4.84 0.00 1.29 18.71 0.05 75.11 08:20:04 1 5.85 0.00 1.06 16.65 0.05 76.40 08:20:04 2 4.99 0.00 1.34 11.13 0.05 82.49 08:20:04 3 4.74 0.00 1.04 5.38 0.04 88.80 08:20:04 4 5.47 0.00 1.41 7.45 0.06 85.61 08:20:04 5 5.71 0.00 1.04 14.51 0.04 78.70 08:20:04 6 5.07 0.00 1.06 6.47 0.04 87.36 08:20:04 7 5.10 0.00 0.83 8.07 0.05 85.96 Average: all 7.88 0.00 1.57 10.09 0.05 80.40 Average: 0 7.00 0.00 1.50 12.91 0.05 78.54 Average: 1 8.46 0.00 1.49 12.92 0.05 77.07 Average: 2 7.16 0.00 1.58 9.19 0.05 82.01 Average: 3 9.41 0.00 1.80 12.78 0.05 75.95 Average: 4 8.68 0.00 1.92 7.65 0.06 81.69 Average: 5 7.45 0.00 1.52 10.67 0.05 80.31 Average: 6 6.88 0.00 1.39 6.42 0.05 85.27 Average: 7 7.98 0.00 1.38 8.21 0.05 82.37