---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-9575 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 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 755 18928 4 12408 30869 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:96:7f:40 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.36/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84498sec preferred_lft 84498sec inet6 fe80::f816:3eff:fe96:7f40/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:80:ca:35:32:e1 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 inet6 fe80::ac80:caff:fe35:32e1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-9575) 02/12/26 _x86_64_ (8 CPU) 00:00:28 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 20.75 0.44 19.88 0.43 16.74 14506.72 669.85 00:30:03 39.55 2.08 36.41 1.06 352.44 11273.54 10072.34 Average: 30.16 1.26 28.15 0.75 184.80 12888.06 5377.12 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 20031512 28603180 3688268 11.22 182712 8465040 3937132 11.61 2219188 9990880 188 00:30:03 19584732 31607712 664276 2.02 220816 11733908 1311020 3.87 3382372 9073748 376 Average: 19808122 30105446 2176272 6.62 201764 10099474 2624076 7.74 2800780 9532314 282 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 1899.35 1899.35 1812.79 1812.79 0.00 0.00 0.00 0.00 00:20:01 ens3 50.32 41.95 311.58 11.61 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:03 lo 2477.19 2477.19 2356.64 2356.64 0.00 0.00 0.00 0.00 00:30:03 ens3 180.12 191.23 240.48 2678.60 0.00 0.00 0.00 0.00 00:30:03 docker0 95.77 92.37 1354.67 71.85 0.00 0.00 0.00 0.00 Average: lo 2188.64 2188.64 2085.06 2085.06 0.00 0.00 0.00 0.00 Average: ens3 115.30 116.68 275.98 1346.81 0.00 0.00 0.00 0.00 Average: docker0 47.95 46.24 678.20 35.97 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-9575) 02/12/26 _x86_64_ (8 CPU) 00:00:28 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 28.24 0.00 1.61 0.24 0.07 69.85 00:20:01 0 20.70 0.00 1.04 0.29 0.06 77.90 00:20:01 1 36.13 0.00 2.83 0.11 0.08 60.85 00:20:01 2 28.02 0.00 1.26 0.38 0.07 70.27 00:20:01 3 25.36 0.00 1.30 0.19 0.06 73.09 00:20:01 4 26.69 0.00 1.26 0.47 0.06 71.52 00:20:01 5 30.58 0.00 2.82 0.20 0.07 66.33 00:20:01 6 31.63 0.00 1.16 0.21 0.07 66.94 00:20:01 7 26.83 0.00 1.20 0.03 0.06 71.87 00:30:03 all 11.63 0.00 1.48 0.23 0.04 86.62 00:30:03 0 10.68 0.00 1.66 0.14 0.04 87.48 00:30:03 1 21.48 0.00 1.92 0.17 0.05 76.39 00:30:03 2 8.04 0.00 1.33 0.20 0.04 90.39 00:30:03 3 10.11 0.00 1.31 0.18 0.04 88.36 00:30:03 4 10.57 0.00 0.81 0.27 0.04 88.31 00:30:03 5 18.16 0.00 2.79 0.38 0.05 78.62 00:30:03 6 4.81 0.00 0.51 0.39 0.04 94.26 00:30:03 7 9.22 0.00 1.52 0.12 0.04 89.11 Average: all 19.92 0.00 1.54 0.23 0.05 78.25 Average: 0 15.69 0.00 1.35 0.22 0.05 82.69 Average: 1 28.78 0.00 2.37 0.14 0.06 68.65 Average: 2 18.00 0.00 1.30 0.29 0.05 80.36 Average: 3 17.72 0.00 1.30 0.19 0.05 80.74 Average: 4 18.62 0.00 1.04 0.37 0.05 79.93 Average: 5 24.36 0.00 2.80 0.29 0.06 72.49 Average: 6 18.19 0.00 0.83 0.30 0.05 80.62 Average: 7 18.02 0.00 1.36 0.07 0.05 80.50