---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-844 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 904 24755 4 6432 30720 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:b8:da:39 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.247/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83771sec preferred_lft 83771sec inet6 fe80::f816:3eff:feb8:da39/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:87:f4:e1:b3:25 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-844) 03/17/26 _x86_64_ (8 CPU) 13:44:45 LINUX RESTART (8 CPU) 13:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:00:05 41.52 2.46 22.47 16.59 137.73 4524.02 524349.64 14:10:05 35.38 0.11 30.58 4.70 5.13 2453.39 12200.37 14:20:05 32.19 0.01 28.07 4.11 0.17 2866.80 21651.79 Average: 36.38 0.86 27.03 8.48 47.87 3284.06 186789.27 13:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:00:05 26078804 29699416 2608800 7.94 165160 3683700 2715136 8.01 772124 5550352 1548 14:10:05 24746312 28952640 3350948 10.20 203352 4183480 3314992 9.78 918344 6698728 184408 14:20:05 24610496 29130840 3169236 9.64 223848 4445584 3064156 9.04 1007044 6702348 11192 Average: 25145204 29260965 3042995 9.26 197453 4104255 3031428 8.94 899171 6317143 65716 13:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:00:05 lo 981.44 981.44 933.80 933.80 0.00 0.00 0.00 0.00 14:00:05 ens3 111.40 83.86 681.14 20.82 0.00 0.00 0.00 0.00 14:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:05 lo 2075.44 2075.44 1978.22 1978.22 0.00 0.00 0.00 0.00 14:10:05 ens3 42.87 32.45 16.98 12.82 0.00 0.00 0.00 0.00 14:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:05 lo 1608.48 1608.48 1531.61 1531.61 0.00 0.00 0.00 0.00 14:20:05 ens3 47.82 34.31 20.72 18.68 0.00 0.00 0.00 0.00 14:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1553.90 1553.90 1480.04 1480.04 0.00 0.00 0.00 0.00 Average: ens3 67.46 50.28 240.56 17.45 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-844) 03/17/26 _x86_64_ (8 CPU) 13:44:45 LINUX RESTART (8 CPU) 13:50:01 CPU %user %nice %system %iowait %steal %idle 14:00:05 all 40.17 0.00 1.70 0.72 0.07 57.33 14:00:05 0 38.86 0.00 1.55 0.70 0.08 58.82 14:00:05 1 44.61 0.00 1.96 0.21 0.08 53.14 14:00:05 2 39.90 0.00 1.62 0.73 0.07 57.68 14:00:05 3 38.71 0.00 1.76 0.18 0.07 59.28 14:00:05 4 40.65 0.00 1.73 1.81 0.07 55.74 14:00:05 5 39.18 0.00 1.57 0.59 0.07 58.59 14:00:05 6 38.72 0.00 1.62 1.20 0.07 58.39 14:00:05 7 40.76 0.00 1.82 0.35 0.07 57.00 14:10:05 all 40.87 0.00 1.87 0.19 0.08 56.99 14:10:05 0 40.13 0.00 1.76 0.11 0.08 57.93 14:10:05 1 43.51 0.00 2.38 0.13 0.08 53.88 14:10:05 2 40.49 0.00 1.96 0.13 0.08 57.34 14:10:05 3 43.14 0.00 1.91 0.17 0.08 54.69 14:10:05 4 41.03 0.00 1.80 0.49 0.08 56.61 14:10:05 5 39.61 0.00 1.78 0.15 0.08 58.38 14:10:05 6 38.84 0.00 1.67 0.11 0.08 59.31 14:10:05 7 40.20 0.00 1.72 0.20 0.08 57.80 14:20:05 all 37.27 0.00 1.94 0.06 0.08 60.65 14:20:05 0 34.21 0.00 1.70 0.07 0.08 63.95 14:20:05 1 38.96 0.00 2.05 0.08 0.09 58.82 14:20:05 2 39.82 0.00 2.45 0.02 0.08 57.63 14:20:05 3 35.24 0.00 2.14 0.06 0.08 62.48 14:20:05 4 37.68 0.00 1.91 0.04 0.08 60.30 14:20:05 5 36.41 0.00 1.72 0.06 0.07 61.74 14:20:05 6 39.31 0.00 1.81 0.12 0.08 58.68 14:20:05 7 36.53 0.00 1.77 0.04 0.08 61.58 Average: all 39.44 0.00 1.84 0.32 0.08 58.32 Average: 0 37.73 0.00 1.67 0.29 0.08 60.23 Average: 1 42.37 0.00 2.13 0.14 0.08 55.28 Average: 2 40.07 0.00 2.01 0.29 0.08 57.55 Average: 3 39.03 0.00 1.94 0.14 0.08 58.82 Average: 4 39.79 0.00 1.81 0.78 0.08 57.54 Average: 5 38.40 0.00 1.69 0.27 0.08 59.57 Average: 6 38.95 0.00 1.70 0.48 0.07 58.79 Average: 7 39.17 0.00 1.77 0.20 0.07 58.79