---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1119 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 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 19578 4 11731 30842 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:63:e8:80 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.132/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84230sec preferred_lft 84230sec inet6 fe80::f816:3eff:fe63:e880/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:a9:c9:00:8a:7f 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 ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1119) 03/11/26 _x86_64_ (8 CPU) 09:15:57 LINUX RESTART (8 CPU) 09:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:18 16.37 0.81 14.57 0.99 409.41 4397.90 8491.60 09:40:01 9.96 0.34 8.67 0.95 6.05 862.41 65.07 09:50:06 305.93 0.59 301.73 3.61 6.55 22885.99 53027.41 Average: 111.34 0.58 108.90 1.85 143.98 9450.66 20692.29 09:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:18 24249608 28473416 3832828 11.66 166040 4265716 3829692 11.29 739248 7401044 208 09:40:01 22161844 26613420 5687916 17.31 172812 4462096 8407580 24.79 805264 9388716 2608 09:50:06 16154108 27106528 5134600 15.62 469616 9964784 3429132 10.11 1820164 13541340 7348 Average: 20855187 27397788 4885115 14.87 269489 6230865 5222135 15.40 1121559 10110367 3388 09:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:18 lo 2.14 2.14 1.01 1.01 0.00 0.00 0.00 0.00 09:30:18 ens3 249.92 120.58 467.33 58.24 0.00 0.00 0.00 0.00 09:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 6.00 6.00 1.00 1.00 0.00 0.00 0.00 0.00 09:40:01 ens3 32.34 22.29 107.80 7.74 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:06 lo 0.38 0.38 0.05 0.05 0.00 0.00 0.00 0.00 09:50:06 ens3 161.33 98.70 923.97 28.34 0.00 0.00 0.00 0.00 09:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.80 2.80 0.69 0.69 0.00 0.00 0.00 0.00 Average: ens3 149.88 81.47 504.11 31.89 0.00 0.00 0.00 0.00 Average: docker0 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-1119) 03/11/26 _x86_64_ (8 CPU) 09:15:57 LINUX RESTART (8 CPU) 09:20:02 CPU %user %nice %system %iowait %steal %idle 09:30:18 all 44.87 0.00 1.55 0.04 0.08 53.46 09:30:18 0 41.56 0.00 1.42 0.01 0.08 56.93 09:30:18 1 41.81 0.00 1.61 0.05 0.07 56.45 09:30:18 2 42.07 0.00 1.57 0.06 0.09 56.22 09:30:18 3 43.40 0.00 1.47 0.03 0.08 55.02 09:30:18 4 43.85 0.00 1.61 0.03 0.08 54.43 09:30:18 5 57.63 0.00 1.54 0.02 0.09 40.73 09:30:18 6 44.77 0.00 1.57 0.06 0.08 53.51 09:30:18 7 43.86 0.00 1.64 0.03 0.08 54.39 09:40:01 all 93.03 0.00 2.63 0.00 0.14 4.20 09:40:01 0 93.06 0.00 2.35 0.00 0.13 4.46 09:40:01 1 92.48 0.00 2.60 0.00 0.14 4.77 09:40:01 2 94.34 0.00 2.70 0.01 0.13 2.81 09:40:01 3 92.57 0.00 2.70 0.00 0.13 4.59 09:40:01 4 93.33 0.00 2.65 0.00 0.14 3.89 09:40:01 5 91.88 0.00 2.73 0.00 0.14 5.25 09:40:01 6 94.25 0.00 2.78 0.00 0.14 2.83 09:40:01 7 92.33 0.00 2.53 0.00 0.14 4.99 09:50:06 all 54.52 0.00 2.93 0.70 0.11 41.74 09:50:06 0 53.86 0.00 2.72 0.48 0.11 42.83 09:50:06 1 54.13 0.00 3.22 0.56 0.14 41.95 09:50:06 2 52.80 0.00 3.02 0.75 0.10 43.33 09:50:06 3 63.14 0.00 3.20 1.10 0.12 32.44 09:50:06 4 54.05 0.00 2.55 0.45 0.11 42.83 09:50:06 5 52.33 0.00 2.31 0.36 0.10 44.90 09:50:06 6 51.24 0.00 2.91 0.72 0.11 45.03 09:50:06 7 54.63 0.00 3.48 1.19 0.11 40.59 Average: all 63.69 0.00 2.36 0.25 0.11 33.59 Average: 0 62.34 0.00 2.16 0.16 0.11 35.23 Average: 1 62.35 0.00 2.47 0.21 0.12 34.86 Average: 2 62.57 0.00 2.42 0.27 0.11 34.63 Average: 3 65.91 0.00 2.45 0.38 0.11 31.16 Average: 4 63.29 0.00 2.26 0.16 0.11 34.18 Average: 5 66.93 0.00 2.18 0.13 0.11 30.65 Average: 6 62.96 0.00 2.41 0.26 0.11 34.26 Average: 7 63.15 0.00 2.54 0.41 0.11 33.79