---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8933 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 901 25181 4 6009 30723 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:82:f7:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.14/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84036sec preferred_lft 84036sec inet6 fe80::f816:3eff:fe82:f7e2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:ad:da:1c:db:d8 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-8933) 02/09/26 _x86_64_ (8 CPU) 12:59:29 LINUX RESTART (8 CPU) 13:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 53.92 4.70 46.44 2.77 269.50 5416.83 6140.27 13:20:17 32.45 0.14 28.35 3.96 5.97 2572.41 10782.56 13:30:17 32.62 0.01 28.45 4.16 0.15 3075.59 13961.64 Average: 39.60 1.60 34.36 3.63 91.10 3678.27 10299.57 13:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26464264 29531400 2782848 8.47 143348 3185444 3091232 9.12 629904 5355288 28912 13:20:17 25244216 28932288 3376408 10.27 183740 3712112 3319364 9.79 784048 6366156 156520 13:30:17 24683300 28907104 3396948 10.34 213744 4171796 3496380 10.31 909888 6757500 115248 Average: 25463927 29123597 3185401 9.69 180277 3689784 3302325 9.74 774613 6159648 100227 13:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 814.64 814.64 775.45 775.45 0.00 0.00 0.00 0.00 13:10:01 ens3 133.77 104.35 935.03 26.39 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:17 lo 1688.56 1688.56 1606.66 1606.66 0.00 0.00 0.00 0.00 13:20:17 ens3 51.45 36.44 19.13 13.94 0.00 0.00 0.00 0.00 13:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:17 lo 1660.95 1660.95 1580.87 1580.87 0.00 0.00 0.00 0.00 13:30:17 ens3 53.77 38.51 20.36 15.93 0.00 0.00 0.00 0.00 13:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1390.76 1390.76 1323.57 1323.57 0.00 0.00 0.00 0.00 Average: ens3 79.41 59.55 322.08 18.71 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-8933) 02/09/26 _x86_64_ (8 CPU) 12:59:29 LINUX RESTART (8 CPU) 13:00:01 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 27.60 0.00 1.29 0.21 0.06 70.85 13:10:01 0 26.72 0.00 1.05 0.11 0.05 72.07 13:10:01 1 31.67 0.00 1.39 0.10 0.07 66.77 13:10:01 2 30.58 0.00 1.55 0.14 0.06 67.67 13:10:01 3 29.93 0.00 1.47 0.65 0.06 67.89 13:10:01 4 21.12 0.00 1.15 0.28 0.05 77.40 13:10:01 5 25.84 0.00 1.23 0.07 0.07 72.79 13:10:01 6 26.47 0.00 1.09 0.15 0.06 72.24 13:10:01 7 28.47 0.00 1.36 0.17 0.06 69.95 13:20:17 all 38.07 0.00 1.60 0.10 0.07 60.16 13:20:17 0 38.21 0.00 1.50 0.22 0.07 60.00 13:20:17 1 38.01 0.00 1.73 0.07 0.07 60.13 13:20:17 2 38.95 0.00 1.31 0.03 0.07 59.63 13:20:17 3 42.67 0.00 1.86 0.07 0.07 55.34 13:20:17 4 37.59 0.00 1.57 0.07 0.07 60.70 13:20:17 5 38.52 0.00 1.66 0.10 0.07 59.65 13:20:17 6 35.53 0.00 1.56 0.13 0.07 62.71 13:20:17 7 35.08 0.00 1.62 0.13 0.07 63.11 13:30:17 all 37.69 0.00 1.87 0.13 0.07 60.24 13:30:17 0 35.36 0.00 1.65 0.22 0.08 62.70 13:30:17 1 38.28 0.00 2.09 0.14 0.08 59.41 13:30:17 2 36.68 0.00 1.91 0.37 0.07 60.97 13:30:17 3 38.21 0.00 1.77 0.09 0.07 59.86 13:30:17 4 39.62 0.00 2.32 0.05 0.07 57.94 13:30:17 5 40.56 0.00 1.76 0.06 0.08 57.54 13:30:17 6 38.75 0.00 1.87 0.05 0.07 59.26 13:30:17 7 34.07 0.00 1.56 0.09 0.08 64.21 Average: all 34.48 0.00 1.58 0.15 0.07 63.72 Average: 0 33.47 0.00 1.40 0.18 0.07 64.88 Average: 1 36.00 0.00 1.74 0.10 0.07 62.09 Average: 2 35.43 0.00 1.59 0.18 0.07 62.73 Average: 3 36.99 0.00 1.70 0.27 0.07 60.98 Average: 4 32.81 0.00 1.68 0.13 0.06 65.32 Average: 5 35.01 0.00 1.55 0.08 0.07 63.30 Average: 6 33.59 0.00 1.51 0.11 0.07 64.72 Average: 7 32.56 0.00 1.51 0.13 0.07 65.73