---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-22617 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 11G 145G 7% / 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 754 26728 4 4609 30870 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:ab:54:22 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.245/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84192sec preferred_lft 84192sec inet6 fe80::f816:3eff:feab:5422/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:8f:d8:20:3c:52 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-22617) 02/27/26 _x86_64_ (8 CPU) 02:31:33 LINUX RESTART (8 CPU) 02:40:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:02 26.40 2.56 21.63 2.21 143.76 3620.12 6939.21 03:00:01 27.49 0.13 23.79 3.57 5.58 2148.25 19508.24 Average: 26.95 1.33 22.73 2.90 73.63 2873.11 13318.25 02:40:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:02 26156644 29563144 2747152 8.36 151036 3509392 2969424 8.76 771740 5510348 12776 03:00:01 25735520 29535312 2770472 8.43 179692 3835612 2835360 8.36 875372 5794524 12812 Average: 25946082 29549228 2758812 8.40 165364 3672502 2902392 8.56 823556 5652436 12794 02:40:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:02 lo 891.88 891.88 849.37 849.37 0.00 0.00 0.00 0.00 02:50:02 ens3 117.29 90.38 826.17 19.45 0.00 0.00 0.00 0.00 02:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:01 lo 1439.05 1439.05 1369.34 1369.34 0.00 0.00 0.00 0.00 03:00:01 ens3 49.71 34.54 18.37 12.51 0.00 0.00 0.00 0.00 03:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1169.58 1169.58 1113.26 1113.26 0.00 0.00 0.00 0.00 Average: ens3 82.99 62.04 416.20 15.93 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-22617) 02/27/26 _x86_64_ (8 CPU) 02:31:33 LINUX RESTART (8 CPU) 02:40:20 CPU %user %nice %system %iowait %steal %idle 02:50:02 all 27.95 0.00 1.30 0.10 0.06 70.59 02:50:02 0 25.99 0.00 1.48 0.19 0.06 72.28 02:50:02 1 27.96 0.00 1.47 0.09 0.06 70.43 02:50:02 2 27.18 0.00 1.31 0.14 0.06 71.31 02:50:02 3 28.76 0.00 1.46 0.07 0.06 69.67 02:50:02 4 29.45 0.00 1.15 0.03 0.06 69.31 02:50:02 5 30.74 0.00 1.25 0.03 0.06 67.91 02:50:02 6 24.91 0.00 1.12 0.17 0.05 73.74 02:50:02 7 28.61 0.00 1.20 0.06 0.06 70.07 03:00:01 all 33.30 0.00 1.65 0.52 0.07 64.45 03:00:01 0 30.13 0.00 1.66 2.17 0.07 65.97 03:00:01 1 38.10 0.00 1.95 1.54 0.08 58.33 03:00:01 2 33.61 0.00 1.74 0.06 0.07 64.52 03:00:01 3 34.37 0.00 1.49 0.04 0.08 64.02 03:00:01 4 32.67 0.00 1.76 0.08 0.07 65.42 03:00:01 5 34.94 0.00 1.67 0.21 0.07 63.11 03:00:01 6 31.49 0.00 1.54 0.08 0.07 66.82 03:00:01 7 31.11 0.00 1.40 0.02 0.06 67.41 Average: all 30.66 0.00 1.48 0.31 0.07 67.48 Average: 0 28.09 0.00 1.57 1.19 0.07 69.08 Average: 1 33.10 0.00 1.71 0.82 0.07 64.30 Average: 2 30.44 0.00 1.53 0.10 0.07 67.87 Average: 3 31.61 0.00 1.47 0.05 0.07 66.80 Average: 4 31.08 0.00 1.46 0.06 0.07 67.34 Average: 5 32.87 0.00 1.46 0.12 0.07 65.48 Average: 6 28.25 0.00 1.33 0.12 0.06 70.23 Average: 7 29.88 0.00 1.30 0.04 0.06 68.72