---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-33517 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 760 19374 4 11956 30864 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:5c:ec:32 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.101/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84521sec preferred_lft 84521sec inet6 fe80::f816:3eff:fe5c:ec32/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:64:bd:16:be:9c 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::d864:bdff:fe16:be9c/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-33517) 07/07/26 _x86_64_ (8 CPU) 00:23:20 LINUX RESTART (8 CPU) 00:30:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 10.74 0.06 10.26 0.42 2.06 5129.23 761.19 00:50:41 36.35 2.05 33.26 1.04 298.04 18511.48 3608.73 Average: 24.02 1.09 22.19 0.74 155.54 12068.60 2237.78 00:30:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 23459972 28996056 3306424 10.06 163600 5541752 3255664 9.60 1345568 7534820 1336 00:50:41 20102700 31660484 614484 1.87 229272 11256260 1421800 4.19 3083948 8865864 92 Average: 21781336 30328270 1960454 5.97 196436 8399006 2338732 6.90 2214758 8200342 714 00:30:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.78 1.78 0.16 0.16 0.00 0.00 0.00 0.00 00:40:01 ens3 68.35 53.74 238.02 13.13 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 00:50:41 lo 175.63 175.63 173.03 173.03 0.00 0.00 0.00 0.00 00:50:41 ens3 122.75 109.58 322.04 1260.25 0.00 0.00 0.00 0.00 00:50:41 docker0 77.81 74.53 1249.71 9.65 0.00 0.00 0.00 0.00 00:50:41 veth5d512be 77.80 74.54 1250.77 9.65 0.00 0.00 0.00 0.10 Average: lo 91.93 91.93 89.80 89.80 0.00 0.00 0.00 0.00 Average: ens3 96.56 82.70 281.59 659.83 0.00 0.00 0.00 0.00 Average: docker0 40.35 38.65 648.04 5.01 0.00 0.00 0.00 0.00 Average: veth5d512be 40.34 38.65 648.59 5.01 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-33517) 07/07/26 _x86_64_ (8 CPU) 00:23:20 LINUX RESTART (8 CPU) 00:30:07 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 33.52 0.00 1.26 0.05 0.07 65.11 00:40:01 0 29.29 0.00 1.06 0.01 0.07 69.57 00:40:01 1 40.97 0.00 1.79 0.03 0.07 57.14 00:40:01 2 43.42 0.00 1.24 0.04 0.07 55.22 00:40:01 3 31.24 0.00 1.23 0.17 0.06 67.30 00:40:01 4 26.04 0.00 1.00 0.07 0.06 72.82 00:40:01 5 32.19 0.00 1.13 0.03 0.06 66.59 00:40:01 6 32.20 0.00 1.27 0.02 0.07 66.44 00:40:01 7 32.76 0.00 1.35 0.01 0.07 65.81 00:50:41 all 12.56 0.00 1.16 0.13 0.04 86.10 00:50:41 0 10.79 0.00 0.86 0.12 0.04 88.19 00:50:41 1 17.82 0.00 1.76 0.13 0.05 80.24 00:50:41 2 14.42 0.00 1.44 0.20 0.05 83.88 00:50:41 3 16.54 0.00 1.57 0.05 0.05 81.79 00:50:41 4 8.75 0.00 0.75 0.29 0.04 90.17 00:50:41 5 12.36 0.00 1.37 0.11 0.04 86.12 00:50:41 6 10.01 0.00 0.70 0.11 0.04 89.14 00:50:41 7 9.81 0.00 0.84 0.06 0.04 89.25 Average: all 22.64 0.00 1.21 0.09 0.06 76.01 Average: 0 19.69 0.00 0.96 0.07 0.06 79.23 Average: 1 28.96 0.00 1.78 0.08 0.06 69.13 Average: 2 28.38 0.00 1.35 0.13 0.06 70.09 Average: 3 23.61 0.00 1.41 0.11 0.06 74.82 Average: 4 17.07 0.00 0.87 0.18 0.05 81.83 Average: 5 21.91 0.00 1.25 0.07 0.05 76.72 Average: 6 20.65 0.00 0.97 0.07 0.05 78.25 Average: 7 20.85 0.00 1.09 0.03 0.05 77.98