---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-53734 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 11G 145G 7% / 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 927 26053 4 5110 30697 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:b2:0d:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.244/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84454sec preferred_lft 84454sec inet6 fe80::f816:3eff:feb2:d55/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:47:c6:8f:50:59 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-53734) 03/28/26 _x86_64_ (8 CPU) 07:09:27 LINUX RESTART (8 CPU) 07:10:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:01 55.76 4.35 48.66 2.75 253.11 6112.09 6428.76 07:30:04 39.67 0.11 34.31 5.25 5.14 2595.02 22447.38 07:40:02 29.88 0.01 26.18 3.69 0.08 2711.81 10817.66 Average: 41.75 1.48 36.37 3.90 85.71 3800.48 13264.96 07:10:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:01 25782584 29104968 3207844 9.76 149028 3419636 3673864 10.83 638748 6020748 9696 07:30:04 25153864 28950284 3357660 10.22 187080 3814152 3514072 10.36 742168 6500776 106048 07:40:02 24858792 29092164 3213104 9.78 208644 4195004 3090104 9.11 825204 6676044 54080 Average: 25265080 29049139 3259536 9.92 181584 3809597 3426013 10.10 735373 6399189 56608 07:10:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:01 lo 888.65 888.65 844.80 844.80 0.00 0.00 0.00 0.00 07:20:01 ens3 101.63 76.87 931.72 17.78 0.00 0.00 0.00 0.00 07:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:04 lo 2400.81 2400.81 2288.27 2288.27 0.00 0.00 0.00 0.00 07:30:04 ens3 38.57 27.51 17.07 13.38 0.00 0.00 0.00 0.00 07:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:02 lo 1486.79 1486.79 1415.45 1415.45 0.00 0.00 0.00 0.00 07:40:02 ens3 46.36 30.63 17.21 13.70 0.00 0.00 0.00 0.00 07:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1595.14 1595.14 1519.09 1519.09 0.00 0.00 0.00 0.00 Average: ens3 62.08 44.92 320.50 14.95 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-53734) 03/28/26 _x86_64_ (8 CPU) 07:09:27 LINUX RESTART (8 CPU) 07:10:04 CPU %user %nice %system %iowait %steal %idle 07:20:01 all 37.13 0.00 1.47 0.15 0.07 61.17 07:20:01 0 32.65 0.00 1.39 0.05 0.08 65.84 07:20:01 1 38.80 0.00 1.59 0.07 0.08 59.46 07:20:01 2 38.57 0.00 1.74 0.36 0.08 59.26 07:20:01 3 35.23 0.00 1.23 0.07 0.07 63.40 07:20:01 4 38.04 0.00 1.58 0.46 0.08 59.84 07:20:01 5 39.44 0.00 1.53 0.13 0.07 58.83 07:20:01 6 36.32 0.00 1.29 0.03 0.07 62.29 07:20:01 7 38.01 0.00 1.44 0.05 0.07 60.42 07:30:04 all 35.80 0.00 1.87 0.07 0.07 62.19 07:30:04 0 39.59 0.00 2.02 0.11 0.07 58.20 07:30:04 1 36.17 0.00 1.75 0.06 0.07 61.96 07:30:04 2 34.49 0.00 1.68 0.08 0.08 63.68 07:30:04 3 35.24 0.00 1.66 0.14 0.07 62.89 07:30:04 4 38.60 0.00 2.28 0.03 0.08 59.01 07:30:04 5 30.58 0.00 1.73 0.07 0.07 67.56 07:30:04 6 35.65 0.00 1.91 0.03 0.07 62.34 07:30:04 7 36.06 0.00 1.92 0.04 0.07 61.91 07:40:02 all 36.35 0.00 1.69 0.06 0.07 61.83 07:40:02 0 36.14 0.00 1.73 0.18 0.08 61.87 07:40:02 1 40.72 0.00 1.82 0.04 0.08 57.33 07:40:02 2 37.54 0.00 1.61 0.05 0.07 60.73 07:40:02 3 35.69 0.00 1.72 0.04 0.07 62.48 07:40:02 4 35.64 0.00 1.69 0.04 0.07 62.56 07:40:02 5 36.88 0.00 1.78 0.03 0.07 61.24 07:40:02 6 36.17 0.00 1.62 0.03 0.07 62.13 07:40:02 7 32.00 0.00 1.59 0.05 0.07 66.29 Average: all 36.42 0.00 1.68 0.09 0.07 61.73 Average: 0 36.14 0.00 1.71 0.11 0.08 61.96 Average: 1 38.55 0.00 1.72 0.06 0.08 59.59 Average: 2 36.86 0.00 1.67 0.16 0.08 61.23 Average: 3 35.39 0.00 1.54 0.08 0.07 62.93 Average: 4 37.43 0.00 1.85 0.18 0.07 60.47 Average: 5 35.62 0.00 1.68 0.07 0.07 62.56 Average: 6 36.04 0.00 1.60 0.03 0.07 62.25 Average: 7 35.36 0.00 1.65 0.05 0.07 62.87