---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18979 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 747 19462 4 11881 30876 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:27:e0:53 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.133/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84240sec preferred_lft 84240sec inet6 fe80::f816:3eff:fe27:e053/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:8f:1f:97:98:f8 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-18979) 02/21/26 _x86_64_ (8 CPU) 15:46:41 LINUX RESTART (8 CPU) 15:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:10 20.71 0.98 18.32 1.41 617.12 5004.81 6539.80 16:10:10 9.98 0.32 8.82 0.84 5.60 835.51 63.37 16:20:01 311.11 0.58 306.88 3.65 6.95 21334.37 96731.47 Average: 112.61 0.63 110.03 1.96 212.70 8984.06 34034.28 15:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:10 23787028 28190384 4113696 12.52 168192 4439472 4161404 12.27 788244 7800816 108 16:10:10 21866676 26495192 5803976 17.66 174924 4634628 8667364 25.56 852252 9622424 2400 16:20:01 16705684 27823236 4416704 13.44 473744 10123784 3410392 10.06 1868836 12981292 583220 Average: 20786463 27502937 4778125 14.54 272287 6399295 5413053 15.96 1169777 10134844 195243 15:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:10 lo 2.20 2.20 1.04 1.04 0.00 0.00 0.00 0.00 16:00:10 ens3 244.67 149.02 613.47 59.40 0.00 0.00 0.00 0.00 16:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:10 lo 5.84 5.84 0.98 0.98 0.00 0.00 0.00 0.00 16:10:10 ens3 30.70 20.57 103.78 7.71 0.00 0.00 0.00 0.00 16:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:01 lo 0.36 0.36 0.06 0.06 0.00 0.00 0.00 0.00 16:20:01 ens3 155.15 94.47 938.57 25.02 0.00 0.00 0.00 0.00 16:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.81 2.81 0.70 0.70 0.00 0.00 0.00 0.00 Average: ens3 143.93 88.28 550.49 30.87 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-18979) 02/21/26 _x86_64_ (8 CPU) 15:46:41 LINUX RESTART (8 CPU) 15:50:01 CPU %user %nice %system %iowait %steal %idle 16:00:10 all 47.38 0.00 1.76 0.07 0.08 50.72 16:00:10 0 45.79 0.00 1.68 0.00 0.08 52.45 16:00:10 1 46.88 0.00 1.87 0.02 0.08 51.15 16:00:10 2 53.57 0.00 1.76 0.05 0.09 44.54 16:00:10 3 50.38 0.00 1.64 0.11 0.09 47.79 16:00:10 4 48.76 0.00 1.79 0.08 0.08 49.29 16:00:10 5 46.98 0.00 1.79 0.01 0.08 51.14 16:00:10 6 44.63 0.00 1.80 0.20 0.08 53.28 16:00:10 7 42.05 0.00 1.71 0.07 0.08 56.10 16:10:10 all 87.61 0.00 2.48 0.00 0.12 9.79 16:10:10 0 86.68 0.00 2.46 0.00 0.13 10.73 16:10:10 1 87.46 0.00 2.19 0.01 0.12 10.22 16:10:10 2 87.10 0.00 2.49 0.00 0.12 10.28 16:10:10 3 87.91 0.00 2.34 0.00 0.12 9.62 16:10:10 4 86.29 0.00 2.46 0.00 0.12 11.13 16:10:10 5 88.64 0.00 2.44 0.00 0.12 8.80 16:10:10 6 86.62 0.00 2.78 0.00 0.12 10.47 16:10:10 7 90.15 0.00 2.66 0.00 0.12 7.07 16:20:01 all 59.11 0.00 3.07 0.27 0.10 37.44 16:20:01 0 56.11 0.00 2.59 0.14 0.09 41.07 16:20:01 1 60.52 0.00 3.29 0.54 0.11 35.53 16:20:01 2 61.02 0.00 3.12 0.23 0.10 35.54 16:20:01 3 59.71 0.00 3.07 0.25 0.10 36.88 16:20:01 4 59.42 0.00 3.09 0.30 0.10 37.09 16:20:01 5 58.86 0.00 2.81 0.19 0.11 38.03 16:20:01 6 60.62 0.00 3.42 0.14 0.10 35.71 16:20:01 7 56.65 0.00 3.22 0.34 0.11 39.68 Average: all 64.66 0.00 2.43 0.11 0.10 32.69 Average: 0 62.81 0.00 2.24 0.05 0.10 34.80 Average: 1 64.91 0.00 2.44 0.19 0.10 32.35 Average: 2 67.21 0.00 2.45 0.09 0.10 30.14 Average: 3 65.97 0.00 2.34 0.12 0.10 31.46 Average: 4 64.80 0.00 2.44 0.12 0.10 32.54 Average: 5 64.79 0.00 2.34 0.06 0.10 32.69 Average: 6 63.91 0.00 2.66 0.12 0.10 33.22 Average: 7 62.91 0.00 2.52 0.14 0.10 34.33