---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18956 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: 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 906 24923 4 6262 30718 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:20:89:24 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.253/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83441sec preferred_lft 83441sec inet6 fe80::f816:3eff:fe20:8924/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:f4:3a:29:1d:b7 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-18956) 02/19/26 _x86_64_ (8 CPU) 12:37:14 LINUX RESTART (8 CPU) 12:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:00 44.59 4.54 37.41 2.63 461.22 5131.37 4894.74 13:00:00 40.37 0.15 22.56 17.66 6.12 2602.44 532246.79 13:10:00 34.17 0.01 29.71 4.45 0.11 2838.82 24780.24 13:20:00 30.59 0.03 26.89 3.67 0.73 3013.66 17211.80 Average: 37.42 1.18 29.13 7.11 116.57 3394.20 144948.48 12:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:00 27076288 30161080 2152872 6.55 139176 3223100 2891560 8.53 639512 4759064 105008 13:00:00 25655492 29250800 3057900 9.31 172740 3646352 3636892 10.72 797136 5958660 44416 13:10:00 25184076 29257876 3046784 9.27 207272 4045980 3143248 9.27 920196 6259756 31332 13:20:00 23909220 29144504 3154756 9.60 235344 5118960 3091972 9.12 1260616 7096324 629580 Average: 25456269 29453565 2853078 8.68 188633 4008598 3190918 9.41 904365 6018451 202584 12:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:00 lo 618.76 618.76 589.17 589.17 0.00 0.00 0.00 0.00 12:50:00 ens3 139.42 102.67 1135.10 19.93 0.00 0.00 0.00 0.00 12:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:00 lo 1054.25 1054.25 1002.56 1002.56 0.00 0.00 0.00 0.00 13:00:00 ens3 54.25 38.12 23.68 15.03 0.00 0.00 0.00 0.00 13:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:00 lo 1793.61 1793.61 1707.64 1707.64 0.00 0.00 0.00 0.00 13:10:00 ens3 49.20 33.02 16.15 13.44 0.00 0.00 0.00 0.00 13:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:00 lo 1327.95 1327.95 1263.65 1263.65 0.00 0.00 0.00 0.00 13:20:00 ens3 62.50 46.80 162.33 16.93 0.00 0.00 0.00 0.00 13:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1199.45 1199.45 1141.52 1141.52 0.00 0.00 0.00 0.00 Average: ens3 76.26 55.09 333.22 16.33 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-18956) 02/19/26 _x86_64_ (8 CPU) 12:37:14 LINUX RESTART (8 CPU) 12:40:03 CPU %user %nice %system %iowait %steal %idle 12:50:00 all 19.28 0.00 1.08 1.07 0.22 78.34 12:50:00 0 18.27 0.00 0.96 0.25 0.14 80.37 12:50:00 1 18.40 0.00 1.10 0.46 0.21 79.83 12:50:00 2 21.18 0.00 1.11 1.55 0.24 75.91 12:50:00 3 22.39 0.00 1.28 0.86 0.24 75.23 12:50:00 4 19.29 0.00 1.05 0.37 0.08 79.21 12:50:00 5 17.34 0.00 1.14 4.06 0.25 77.21 12:50:00 6 19.57 0.00 1.08 0.54 0.28 78.53 12:50:00 7 17.81 0.00 0.95 0.50 0.32 80.42 13:00:00 all 37.85 0.00 1.62 0.29 0.15 60.09 13:00:00 0 35.88 0.00 1.44 0.23 0.15 62.30 13:00:00 1 36.04 0.00 1.87 0.30 0.12 61.67 13:00:00 2 42.11 0.00 1.79 0.09 0.22 55.77 13:00:00 3 40.32 0.00 1.54 0.93 0.14 57.06 13:00:00 4 35.78 0.00 1.76 0.16 0.12 62.19 13:00:00 5 39.54 0.00 1.64 0.10 0.18 58.53 13:00:00 6 35.32 0.00 1.34 0.33 0.13 62.87 13:00:00 7 37.79 0.00 1.60 0.16 0.16 60.29 13:10:00 all 35.24 0.00 1.79 0.07 0.10 62.80 13:10:00 0 32.59 0.00 1.70 0.04 0.10 65.58 13:10:00 1 32.46 0.00 1.72 0.04 0.10 65.69 13:10:00 2 36.61 0.00 2.07 0.12 0.10 61.10 13:10:00 3 34.66 0.00 1.68 0.06 0.10 63.49 13:10:00 4 40.54 0.00 1.74 0.05 0.11 57.56 13:10:00 5 35.69 0.00 1.67 0.03 0.10 62.50 13:10:00 6 33.93 0.00 1.71 0.16 0.10 64.09 13:10:00 7 35.46 0.00 2.01 0.07 0.10 62.37 13:20:00 all 35.27 0.00 1.83 0.15 0.09 62.67 13:20:00 0 33.61 0.00 1.85 0.06 0.09 64.40 13:20:00 1 40.11 0.00 2.09 0.07 0.10 57.64 13:20:00 2 37.25 0.00 1.95 0.50 0.09 60.21 13:20:00 3 30.58 0.00 1.60 0.06 0.09 67.67 13:20:00 4 33.75 0.00 1.86 0.13 0.09 64.17 13:20:00 5 36.06 0.00 1.63 0.05 0.09 62.18 13:20:00 6 38.19 0.00 1.92 0.22 0.09 59.59 13:20:00 7 32.66 0.00 1.71 0.09 0.08 65.46 Average: all 31.92 0.00 1.58 0.39 0.14 65.96 Average: 0 30.11 0.00 1.49 0.14 0.12 68.14 Average: 1 31.76 0.00 1.69 0.22 0.13 66.20 Average: 2 34.30 0.00 1.73 0.57 0.16 63.24 Average: 3 32.00 0.00 1.53 0.48 0.14 65.86 Average: 4 32.35 0.00 1.60 0.18 0.10 65.77 Average: 5 32.17 0.00 1.52 1.06 0.16 65.10 Average: 6 31.76 0.00 1.51 0.31 0.15 66.26 Average: 7 30.94 0.00 1.57 0.21 0.16 67.13