---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7979 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 932 24750 4 6408 30691 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:e5:5f:76 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.7/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83950sec preferred_lft 83950sec inet6 fe80::f816:3eff:fee5:5f76/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:06:d8:f6:6a:e7 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-7979) 02/05/26 _x86_64_ (8 CPU) 17:24:49 LINUX RESTART (8 CPU) 17:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:40:00 31.41 2.54 25.69 3.18 732.12 4180.02 27056.59 17:50:00 38.88 0.01 33.69 5.19 0.04 2639.65 22502.99 18:00:00 30.54 0.03 26.72 3.78 0.45 3175.48 12526.40 Average: 33.61 0.86 28.70 4.05 244.37 3332.01 20697.46 17:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:40:00 25321712 29154216 3152816 9.59 168792 3889260 3221692 9.50 906152 6171684 140376 17:50:00 24723692 29003764 3299244 10.04 200548 4265772 3273816 9.65 1021600 6615884 181284 18:00:00 23481040 28873968 3423812 10.42 229476 5286652 3349356 9.88 1357972 7432628 645396 Average: 24508815 29010649 3291957 10.02 199605 4480561 3281621 9.68 1095241 6740065 322352 17:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:40:00 lo 1100.15 1100.15 1045.92 1045.92 0.00 0.00 0.00 0.00 17:40:00 ens3 113.95 75.41 540.19 20.85 0.00 0.00 0.00 0.00 17:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:00 lo 2184.23 2184.23 2080.72 2080.72 0.00 0.00 0.00 0.00 17:50:00 ens3 59.87 40.70 20.24 15.03 0.00 0.00 0.00 0.00 17:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:00 lo 1307.24 1307.24 1243.58 1243.58 0.00 0.00 0.00 0.00 18:00:00 ens3 74.67 52.07 173.74 17.55 0.00 0.00 0.00 0.00 18:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1530.39 1530.39 1456.59 1456.59 0.00 0.00 0.00 0.00 Average: ens3 82.84 56.07 244.82 17.81 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-7979) 02/05/26 _x86_64_ (8 CPU) 17:24:49 LINUX RESTART (8 CPU) 17:30:00 CPU %user %nice %system %iowait %steal %idle 17:40:00 all 39.93 0.00 1.66 0.83 0.09 57.49 17:40:00 0 35.56 0.00 1.51 0.32 0.08 62.52 17:40:00 1 40.76 0.00 1.77 0.51 0.09 56.87 17:40:00 2 43.49 0.00 1.60 0.41 0.09 54.40 17:40:00 3 41.06 0.00 1.79 0.75 0.10 56.30 17:40:00 4 41.45 0.00 1.68 0.54 0.09 56.24 17:40:00 5 37.81 0.00 1.69 3.03 0.09 57.38 17:40:00 6 40.92 0.00 1.60 0.30 0.08 57.10 17:40:00 7 38.40 0.00 1.66 0.75 0.10 59.09 17:50:00 all 34.88 0.00 1.78 0.21 0.07 63.05 17:50:00 0 31.34 0.00 1.78 0.12 0.08 66.68 17:50:00 1 36.84 0.00 2.17 0.26 0.08 60.65 17:50:00 2 32.48 0.00 1.94 0.10 0.07 65.40 17:50:00 3 36.94 0.00 1.80 0.12 0.07 61.07 17:50:00 4 32.52 0.00 1.72 0.43 0.07 65.26 17:50:00 5 36.06 0.00 1.55 0.38 0.07 61.94 17:50:00 6 36.14 0.00 1.46 0.08 0.07 62.24 17:50:00 7 36.72 0.00 1.80 0.21 0.08 61.19 18:00:00 all 33.92 0.00 1.66 0.13 0.08 64.21 18:00:00 0 32.62 0.00 1.48 0.09 0.07 65.74 18:00:00 1 34.29 0.00 1.51 0.24 0.08 63.88 18:00:00 2 34.37 0.00 1.75 0.04 0.08 63.77 18:00:00 3 37.25 0.00 1.87 0.08 0.08 60.72 18:00:00 4 34.49 0.00 1.68 0.19 0.07 63.57 18:00:00 5 30.58 0.00 1.61 0.20 0.08 67.53 18:00:00 6 36.77 0.00 1.77 0.08 0.07 61.31 18:00:00 7 31.04 0.00 1.60 0.13 0.07 67.16 Average: all 36.25 0.00 1.70 0.39 0.08 61.58 Average: 0 33.18 0.00 1.59 0.18 0.08 64.98 Average: 1 37.30 0.00 1.82 0.34 0.08 60.46 Average: 2 36.78 0.00 1.76 0.18 0.08 61.19 Average: 3 38.42 0.00 1.82 0.32 0.08 59.36 Average: 4 36.15 0.00 1.70 0.39 0.08 61.69 Average: 5 34.82 0.00 1.61 1.20 0.08 62.28 Average: 6 37.94 0.00 1.61 0.15 0.08 60.22 Average: 7 35.39 0.00 1.69 0.36 0.08 62.48