---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-28152 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 756 19470 4 11865 30867 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:93:c0:1c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.37/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84519sec preferred_lft 84519sec inet6 fe80::f816:3eff:fe93:c01c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:12:f1:7b:6a:d1 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::d812:f1ff:fe7b:6ad1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-28152) 06/18/26 _x86_64_ (8 CPU) 00:23:59 LINUX RESTART (8 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:08 7.62 0.05 7.14 0.43 1.96 2523.83 579.95 00:50:04 43.56 2.22 40.21 1.13 326.87 22333.18 3047.15 Average: 25.42 1.13 23.52 0.78 162.86 12333.84 1801.76 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:08 23515788 28859872 3443040 10.48 162316 5355128 3412200 10.06 1184964 7629656 634808 00:50:04 20176484 31638036 636600 1.94 227976 11162900 1407604 4.15 3014944 8846436 204 Average: 21846136 30248954 2039820 6.21 195146 8259014 2409902 7.11 2099954 8238046 317506 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:08 lo 1.82 1.82 0.17 0.17 0.00 0.00 0.00 0.00 00:40:08 ens3 62.16 52.60 232.89 13.44 0.00 0.00 0.00 0.00 00:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:04 lo 192.15 192.15 188.27 188.27 0.00 0.00 0.00 0.00 00:50:04 ens3 112.38 99.51 342.87 1287.08 0.00 0.00 0.00 0.00 00:50:04 docker0 67.13 67.42 1276.50 7.99 0.00 0.00 0.00 0.00 00:50:04 veth1c6e063 67.13 67.42 1277.42 7.99 0.00 0.00 0.00 0.10 Average: lo 96.08 96.08 93.32 93.32 0.00 0.00 0.00 0.00 Average: ens3 87.03 75.83 287.36 644.17 0.00 0.00 0.00 0.00 Average: docker0 33.24 33.39 632.15 3.95 0.00 0.00 0.00 0.00 Average: veth1c6e063 33.24 33.39 632.61 3.95 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-28152) 06/18/26 _x86_64_ (8 CPU) 00:23:59 LINUX RESTART (8 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:08 all 34.95 0.00 1.27 0.02 0.07 63.69 00:40:08 0 30.97 0.00 1.21 0.04 0.07 67.71 00:40:08 1 30.64 0.00 1.17 0.05 0.06 68.08 00:40:08 2 45.65 0.00 1.75 0.01 0.08 52.50 00:40:08 3 33.84 0.00 1.04 0.02 0.07 65.03 00:40:08 4 34.92 0.00 1.23 0.01 0.07 63.78 00:40:08 5 36.31 0.00 1.30 0.02 0.07 62.30 00:40:08 6 33.05 0.00 1.05 0.00 0.07 65.82 00:40:08 7 34.20 0.00 1.40 0.00 0.07 64.33 00:50:04 all 13.53 0.00 1.22 0.21 0.05 84.99 00:50:04 0 11.24 0.00 0.89 0.38 0.05 87.45 00:50:04 1 15.12 0.00 1.11 0.18 0.05 83.54 00:50:04 2 19.35 0.00 1.74 0.15 0.05 78.71 00:50:04 3 13.54 0.00 1.58 0.34 0.05 84.51 00:50:04 4 11.02 0.00 1.16 0.07 0.04 87.70 00:50:04 5 15.74 0.00 1.59 0.41 0.05 82.21 00:50:04 6 10.87 0.00 0.89 0.08 0.04 88.12 00:50:04 7 11.38 0.00 0.80 0.06 0.05 87.71 Average: all 24.34 0.00 1.25 0.11 0.06 74.25 Average: 0 21.19 0.00 1.05 0.21 0.06 77.49 Average: 1 22.95 0.00 1.14 0.11 0.06 75.74 Average: 2 32.62 0.00 1.74 0.08 0.06 65.49 Average: 3 23.78 0.00 1.31 0.18 0.06 74.68 Average: 4 23.08 0.00 1.19 0.04 0.05 75.63 Average: 5 26.12 0.00 1.45 0.21 0.06 72.17 Average: 6 22.05 0.00 0.97 0.04 0.05 76.88 Average: 7 22.91 0.00 1.10 0.03 0.06 75.89