---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19526 5.15.0-170-generic #180-Ubuntu SMP Fri Jan 9 16:10:31 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 808 19426 4 11856 30815 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:d5:8d:f1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.161/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84275sec preferred_lft 84275sec inet6 fe80::f816:3eff:fed5:8df1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:c5:d1:84:f0:a9 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 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19526) 02/23/26 _x86_64_ (8 CPU) 13:16:52 LINUX RESTART (8 CPU) 13:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:30:09 18.03 1.62 15.07 1.34 631.08 4824.20 17327.31 13:40:09 9.53 0.12 8.50 0.91 3.77 872.67 67.16 13:50:01 317.22 0.59 313.08 3.55 7.39 23379.07 89076.98 Average: 113.64 0.78 110.93 1.92 216.80 9612.34 35182.67 13:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:09 23217024 27591740 4711872 14.34 168320 4398160 4856680 14.32 798244 8346044 3968 13:40:09 21314816 25920248 6378752 19.41 174604 4599296 8172664 24.10 862612 10153776 3016 13:50:01 15732444 26823512 5414724 16.48 473944 10083628 3601388 10.62 1880956 13924872 568 Average: 20088095 26778500 5501783 16.74 272289 6360361 5543577 16.35 1180604 10808231 2517 13:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:09 lo 2.25 2.25 1.03 1.03 0.00 0.00 0.00 0.00 13:30:09 ens3 264.80 140.06 548.52 70.53 0.00 0.00 0.00 0.00 13:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:09 lo 5.83 5.83 0.98 0.98 0.00 0.00 0.00 0.00 13:40:09 ens3 25.30 18.86 102.71 6.97 0.00 0.00 0.00 0.00 13:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 lo 0.36 0.36 0.06 0.06 0.00 0.00 0.00 0.00 13:50:01 ens3 143.29 86.15 935.71 23.82 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.82 2.82 0.69 0.69 0.00 0.00 0.00 0.00 Average: ens3 145.00 81.93 527.34 33.98 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 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19526) 02/23/26 _x86_64_ (8 CPU) 13:16:52 LINUX RESTART (8 CPU) 13:20:01 CPU %user %nice %system %iowait %steal %idle 13:30:09 all 47.85 0.00 1.77 0.08 0.10 50.20 13:30:09 0 45.64 0.00 1.74 0.02 0.10 52.50 13:30:09 1 47.38 0.00 1.72 0.02 0.10 50.78 13:30:09 2 48.46 0.01 1.98 0.16 0.09 49.30 13:30:09 3 51.89 0.00 1.74 0.01 0.10 46.26 13:30:09 4 50.14 0.00 1.78 0.16 0.10 47.82 13:30:09 5 48.67 0.00 1.88 0.19 0.10 49.17 13:30:09 6 44.84 0.01 1.75 0.02 0.09 53.29 13:30:09 7 45.82 0.00 1.57 0.02 0.10 52.50 13:40:09 all 89.38 0.00 2.51 0.01 0.13 7.99 13:40:09 0 87.69 0.00 2.41 0.00 0.11 9.79 13:40:09 1 89.59 0.00 2.28 0.00 0.13 8.00 13:40:09 2 91.18 0.00 2.59 0.01 0.13 6.09 13:40:09 3 90.21 0.00 2.41 0.00 0.13 7.25 13:40:09 4 89.58 0.00 2.51 0.00 0.13 7.79 13:40:09 5 88.13 0.00 2.68 0.01 0.13 9.05 13:40:09 6 88.76 0.00 2.60 0.00 0.13 8.52 13:40:09 7 89.91 0.00 2.56 0.02 0.13 7.38 13:50:01 all 55.19 0.00 3.01 0.72 0.11 40.97 13:50:01 0 55.20 0.00 3.21 0.48 0.11 41.00 13:50:01 1 62.19 0.00 3.15 0.76 0.12 33.78 13:50:01 2 54.01 0.00 3.47 0.81 0.11 41.61 13:50:01 3 55.47 0.00 2.73 0.99 0.12 40.69 13:50:01 4 52.56 0.00 3.10 0.63 0.11 43.59 13:50:01 5 55.30 0.00 2.93 1.06 0.11 40.60 13:50:01 6 52.08 0.00 2.73 0.62 0.10 44.47 13:50:01 7 54.70 0.00 2.72 0.41 0.12 42.05 Average: all 64.13 0.00 2.42 0.26 0.11 33.07 Average: 0 62.82 0.00 2.45 0.16 0.11 34.47 Average: 1 66.34 0.00 2.38 0.26 0.11 30.91 Average: 2 64.55 0.00 2.67 0.32 0.11 32.34 Average: 3 65.86 0.00 2.29 0.33 0.12 31.40 Average: 4 64.11 0.00 2.46 0.26 0.11 33.06 Average: 5 64.02 0.00 2.49 0.42 0.11 32.95 Average: 6 61.89 0.00 2.36 0.21 0.11 35.44 Average: 7 63.45 0.00 2.28 0.15 0.11 34.01