---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25657 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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: 5600.00 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 934 25009 4 6148 30690 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:a8:29:69 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.128/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84269sec preferred_lft 84269sec inet6 fe80::f816:3eff:fea8:2969/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:5a:0c:ac:2d:89 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-25657) 03/02/26 _x86_64_ (8 CPU) 18:29:15 LINUX RESTART (8 CPU) 18:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:01 69.69 4.67 48.11 16.91 261.52 6202.23 526331.08 18:50:02 33.31 0.13 28.94 4.24 7.11 2460.19 10411.44 19:00:02 34.66 0.01 30.39 4.26 0.09 2967.73 30777.53 Average: 45.87 1.60 35.80 8.46 89.44 3874.81 188910.65 18:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:01 26180520 29511472 2801028 8.52 151896 3421628 2933756 8.65 678672 5575152 49644 18:50:02 25524444 29268136 3039432 9.25 189548 3756212 2981284 8.79 795532 6066524 36256 19:00:02 24934768 29176816 3126884 9.52 215320 4187848 3512320 10.36 916520 6497352 18008 Average: 25546577 29318808 2989115 9.10 185588 3788563 3142453 9.27 796908 6046343 34636 18:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:01 lo 784.06 784.06 745.82 745.82 0.00 0.00 0.00 0.00 18:40:01 ens3 126.68 96.77 1046.47 19.21 0.00 0.00 0.00 0.00 18:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:02 lo 1801.10 1801.10 1714.24 1714.24 0.00 0.00 0.00 0.00 18:50:02 ens3 25.38 19.64 9.30 6.59 0.00 0.00 0.00 0.00 18:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:02 lo 1640.04 1640.04 1560.68 1560.68 0.00 0.00 0.00 0.00 19:00:02 ens3 27.49 21.58 9.72 7.53 0.00 0.00 0.00 0.00 19:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1408.91 1408.91 1340.74 1340.74 0.00 0.00 0.00 0.00 Average: ens3 59.80 45.96 354.64 11.10 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-25657) 03/02/26 _x86_64_ (8 CPU) 18:29:15 LINUX RESTART (8 CPU) 18:30:02 CPU %user %nice %system %iowait %steal %idle 18:40:01 all 36.60 0.00 1.56 0.34 0.09 61.40 18:40:01 0 35.29 0.00 1.66 0.17 0.09 62.80 18:40:01 1 28.50 0.00 1.34 0.40 0.09 69.68 18:40:01 2 43.07 0.00 2.07 0.22 0.11 54.53 18:40:01 3 39.28 0.00 1.54 0.17 0.10 58.91 18:40:01 4 41.65 0.00 1.75 0.10 0.10 56.40 18:40:01 5 35.60 0.00 1.35 0.87 0.09 62.09 18:40:01 6 33.54 0.00 1.26 0.06 0.09 65.05 18:40:01 7 35.92 0.00 1.52 0.77 0.09 61.69 18:50:02 all 38.24 0.00 1.63 0.15 0.09 59.89 18:50:02 0 36.12 0.00 1.51 0.11 0.09 62.17 18:50:02 1 40.25 0.00 1.88 0.15 0.09 57.64 18:50:02 2 40.56 0.00 1.39 0.14 0.09 57.82 18:50:02 3 38.99 0.00 1.94 0.33 0.09 58.64 18:50:02 4 38.00 0.00 1.71 0.15 0.09 60.05 18:50:02 5 37.79 0.00 1.55 0.10 0.08 60.48 18:50:02 6 38.11 0.00 1.50 0.10 0.09 60.21 18:50:02 7 36.11 0.00 1.59 0.13 0.08 62.09 19:00:02 all 37.43 0.00 1.82 0.12 0.09 60.53 19:00:02 0 35.44 0.00 1.95 0.12 0.09 62.40 19:00:02 1 41.24 0.00 2.14 0.27 0.10 56.24 19:00:02 2 38.76 0.00 1.69 0.07 0.09 59.40 19:00:02 3 37.71 0.00 1.72 0.12 0.09 60.37 19:00:02 4 38.16 0.00 1.76 0.06 0.09 59.92 19:00:02 5 35.54 0.00 1.58 0.07 0.08 62.73 19:00:02 6 36.99 0.00 2.00 0.12 0.09 60.80 19:00:02 7 35.62 0.00 1.74 0.16 0.09 62.39 Average: all 37.43 0.00 1.67 0.21 0.09 60.61 Average: 0 35.62 0.00 1.70 0.13 0.09 62.45 Average: 1 36.66 0.00 1.79 0.27 0.09 61.19 Average: 2 40.79 0.00 1.71 0.14 0.10 57.25 Average: 3 38.66 0.00 1.73 0.21 0.09 59.31 Average: 4 39.27 0.00 1.74 0.10 0.09 58.79 Average: 5 36.31 0.00 1.49 0.34 0.09 61.77 Average: 6 36.22 0.00 1.59 0.09 0.09 62.02 Average: 7 35.88 0.00 1.62 0.35 0.09 62.06