---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-34370 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 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 17G 139G 11% / 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 773 19573 4 11746 30851 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:30:51:f8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.170/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84567sec preferred_lft 84567sec inet6 fe80::f816:3eff:fe30:51f8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:96:aa:df:d3:63 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::f096:aaff:fedf:d363/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-34370) 07/10/26 _x86_64_ (8 CPU) 00:23:20 LINUX RESTART (8 CPU) 00:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 11.11 0.06 10.64 0.41 1.96 5089.14 196.65 00:50:08 38.58 2.16 35.35 1.07 315.88 19432.98 3301.61 Average: 25.03 1.12 23.16 0.74 161.01 12356.31 1769.75 00:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 22319064 28970612 3328972 10.13 167984 6614160 3456040 10.19 1643764 8332796 1281556 00:50:08 20302800 31644420 631124 1.92 226624 11045368 1392372 4.11 2946012 8786736 496 Average: 21310932 30307516 1980048 6.03 197304 8829764 2424206 7.15 2294888 8559766 641026 00:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.74 1.74 0.16 0.16 0.00 0.00 0.00 0.00 00:40:01 ens3 63.94 50.48 239.01 13.21 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:08 lo 194.92 194.92 191.41 191.41 0.00 0.00 0.00 0.00 00:50:08 ens3 122.19 109.11 338.11 1340.34 0.00 0.00 0.00 0.00 00:50:08 docker0 77.97 74.06 1330.25 10.13 0.00 0.00 0.00 0.00 00:50:08 veth4a266eb 77.96 74.07 1331.32 10.13 0.00 0.00 0.00 0.11 Average: lo 99.61 99.61 97.05 97.05 0.00 0.00 0.00 0.00 Average: ens3 93.45 80.18 289.21 685.59 0.00 0.00 0.00 0.00 Average: docker0 39.50 37.52 673.96 5.13 0.00 0.00 0.00 0.00 Average: veth4a266eb 39.50 37.53 674.50 5.13 0.00 0.00 0.00 0.06 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-34370) 07/10/26 _x86_64_ (8 CPU) 00:23:20 LINUX RESTART (8 CPU) 00:30:09 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 33.20 0.00 1.33 0.04 0.07 65.36 00:40:01 0 31.08 0.00 1.21 0.02 0.07 67.62 00:40:01 1 33.81 0.00 1.43 0.03 0.07 64.65 00:40:01 2 39.86 0.00 1.71 0.04 0.07 58.31 00:40:01 3 42.02 0.00 1.33 0.07 0.08 56.49 00:40:01 4 30.89 0.00 1.38 0.03 0.07 67.63 00:40:01 5 33.84 0.00 1.30 0.07 0.07 64.72 00:40:01 6 32.17 0.00 1.17 0.02 0.07 66.57 00:40:01 7 21.98 0.00 1.09 0.02 0.06 76.85 00:50:08 all 12.36 0.00 1.13 0.16 0.05 86.29 00:50:08 0 11.49 0.00 1.02 0.09 0.06 87.35 00:50:08 1 11.78 0.00 1.10 0.14 0.04 86.95 00:50:08 2 12.42 0.00 1.14 0.08 0.05 86.30 00:50:08 3 10.02 0.00 0.80 0.14 0.05 89.00 00:50:08 4 11.39 0.00 0.85 0.13 0.04 87.59 00:50:08 5 10.42 0.00 0.63 0.33 0.05 88.57 00:50:08 6 16.58 0.00 1.83 0.30 0.05 81.23 00:50:08 7 14.81 0.00 1.69 0.10 0.05 83.35 Average: all 22.64 0.00 1.23 0.10 0.06 75.97 Average: 0 21.14 0.00 1.11 0.06 0.06 77.63 Average: 1 22.64 0.00 1.26 0.09 0.06 75.96 Average: 2 25.95 0.00 1.42 0.06 0.06 72.50 Average: 3 25.81 0.00 1.06 0.11 0.06 72.96 Average: 4 21.01 0.00 1.11 0.08 0.06 77.74 Average: 5 21.96 0.00 0.96 0.20 0.06 76.82 Average: 6 24.27 0.00 1.51 0.16 0.06 74.00 Average: 7 18.35 0.00 1.39 0.06 0.06 80.14