---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8956 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: 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 12G 144G 8% / 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 896 24971 4 6224 30727 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:ef:0c:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.104/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84410sec preferred_lft 84410sec inet6 fe80::f816:3eff:feef:cc3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:38:f2:f8:2b:86 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-8956) 04/28/26 _x86_64_ (8 CPU) 06:58:00 LINUX RESTART (8 CPU) 07:00:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:01 30.14 2.15 25.14 2.85 135.12 4877.09 3705.50 07:20:24 36.67 0.02 31.63 5.02 0.14 2587.85 8665.27 07:30:06 32.32 0.02 28.58 3.72 0.41 5455.90 15856.45 Average: 33.13 0.71 28.53 3.89 44.03 4266.97 9403.76 07:00:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:01 25586052 29165908 3143060 9.56 161524 3646032 3178424 9.37 708704 6111560 138256 07:20:24 25629756 29516456 2789784 8.49 194148 3887732 2802900 8.27 804960 5946572 32336 07:30:06 25657924 31527452 771640 2.35 224812 5748560 1399820 4.13 1486196 5106164 717432 Average: 25624577 30069939 2234828 6.80 193495 4427441 2460381 7.26 999953 5721432 296008 07:00:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:01 lo 1207.76 1207.76 1149.22 1149.22 0.00 0.00 0.00 0.00 07:10:01 ens3 54.88 41.90 374.13 10.07 0.00 0.00 0.00 0.00 07:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:24 lo 2175.28 2175.28 2072.90 2072.90 0.00 0.00 0.00 0.00 07:20:24 ens3 19.95 16.94 8.66 5.88 0.00 0.00 0.00 0.00 07:20:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:06 lo 1311.93 1311.93 1248.91 1248.91 0.00 0.00 0.00 0.00 07:30:06 ens3 53.87 44.37 200.45 40.52 0.00 0.00 0.00 0.00 07:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1579.49 1579.49 1504.19 1504.19 0.00 0.00 0.00 0.00 Average: ens3 42.35 33.99 189.86 18.55 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-8956) 04/28/26 _x86_64_ (8 CPU) 06:58:00 LINUX RESTART (8 CPU) 07:00:23 CPU %user %nice %system %iowait %steal %idle 07:10:01 all 41.52 0.00 1.56 0.07 0.07 56.78 07:10:01 0 38.70 0.00 1.56 0.03 0.07 59.64 07:10:01 1 41.32 0.00 1.50 0.06 0.08 57.05 07:10:01 2 42.91 0.00 1.32 0.06 0.08 55.64 07:10:01 3 43.49 0.00 1.59 0.06 0.07 54.78 07:10:01 4 42.08 0.00 1.52 0.19 0.07 56.14 07:10:01 5 44.82 0.00 1.92 0.10 0.08 53.08 07:10:01 6 38.92 0.00 1.41 0.04 0.07 59.56 07:10:01 7 39.90 0.00 1.66 0.02 0.07 58.35 07:20:24 all 36.33 0.00 1.75 0.07 0.08 61.78 07:20:24 0 33.67 0.00 1.60 0.05 0.08 64.61 07:20:24 1 40.48 0.00 2.02 0.05 0.08 57.37 07:20:24 2 39.35 0.00 1.97 0.08 0.07 58.52 07:20:24 3 34.21 0.00 1.75 0.04 0.08 63.91 07:20:24 4 37.71 0.00 1.67 0.06 0.08 60.48 07:20:24 5 35.88 0.00 1.76 0.07 0.08 62.22 07:20:24 6 35.43 0.00 1.83 0.08 0.08 62.57 07:20:24 7 33.93 0.00 1.41 0.08 0.07 64.51 07:30:06 all 34.03 0.00 1.62 0.19 0.08 64.09 07:30:06 0 34.23 0.00 1.62 0.32 0.08 63.75 07:30:06 1 35.41 0.00 1.95 0.05 0.08 62.52 07:30:06 2 34.74 0.00 1.74 0.11 0.08 63.33 07:30:06 3 34.27 0.00 1.79 0.39 0.08 63.47 07:30:06 4 37.22 0.00 1.53 0.08 0.07 61.09 07:30:06 5 34.12 0.00 1.52 0.22 0.07 64.06 07:30:06 6 30.59 0.00 1.36 0.02 0.08 67.94 07:30:06 7 31.61 0.00 1.43 0.30 0.07 66.59 Average: all 37.26 0.00 1.65 0.11 0.08 60.91 Average: 0 35.49 0.00 1.59 0.13 0.08 62.72 Average: 1 39.10 0.00 1.83 0.05 0.08 58.94 Average: 2 39.00 0.00 1.68 0.08 0.08 59.15 Average: 3 37.24 0.00 1.71 0.16 0.08 60.81 Average: 4 38.97 0.00 1.57 0.11 0.07 59.27 Average: 5 38.21 0.00 1.73 0.13 0.08 59.86 Average: 6 34.99 0.00 1.54 0.05 0.08 63.35 Average: 7 35.11 0.00 1.50 0.13 0.07 63.19