---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1445 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 12G 144G 8% / 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 778 25252 4 6061 30846 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:2b:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.123/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82599sec preferred_lft 82599sec inet6 fe80::f816:3eff:fe5c:2bda/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:18:16:f3:4a:e5 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-1445) 01/17/26 _x86_64_ (8 CPU) 09:29:38 LINUX RESTART (8 CPU) 09:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:13 14.13 5.66 8.17 0.30 1067.47 9665.74 784.93 09:50:20 1.52 0.00 1.51 0.00 0.04 17.54 0.18 10:00:20 1.55 0.00 1.55 0.00 0.00 17.36 0.00 10:10:20 1.57 0.00 1.57 0.00 0.00 17.37 0.00 10:20:20 1.60 0.00 1.60 0.00 0.01 17.93 0.00 10:30:01 50.81 3.91 46.19 0.72 138.24 12623.60 6109.22 Average: 11.64 1.59 9.88 0.17 204.19 3694.00 1118.75 09:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:13 30142516 31854092 529160 1.61 62352 1986236 1525476 4.50 229308 2173628 152 09:50:20 30142876 31855096 528268 1.61 62980 1986232 1525444 4.50 229956 2174512 156 10:00:20 30141876 31854780 528276 1.61 63540 1986372 1525508 4.50 230492 2175932 12 10:10:20 30150464 31863996 519260 1.58 64132 1986376 1525508 4.50 231092 2175124 8 10:20:20 30146988 31861240 521956 1.59 64720 1986520 1525508 4.50 231672 2176548 8 10:30:01 26430708 31662316 645712 1.96 130480 5340940 1170096 3.45 1311080 4647008 24 Average: 29525905 31825253 545439 1.66 74701 2545446 1466257 4.32 410600 2587125 60 09:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:13 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 09:40:13 ens3 23.42 13.36 115.91 2.28 0.00 0.00 0.00 0.00 09:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:20 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:50:20 ens3 0.49 0.11 0.09 0.04 0.00 0.00 0.00 0.00 09:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:20 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:00:20 ens3 0.21 0.10 0.07 0.04 0.00 0.00 0.00 0.00 10:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:20 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:10:20 ens3 0.17 0.11 0.06 0.04 0.00 0.00 0.00 0.00 10:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:20 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:20:20 ens3 0.20 0.10 0.06 0.04 0.00 0.00 0.00 0.00 10:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 lo 153.30 153.30 190.65 190.65 0.00 0.00 0.00 0.00 10:30:01 ens3 683.63 407.97 1735.35 1196.80 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 24.81 24.81 30.75 30.75 0.00 0.00 0.00 0.00 Average: ens3 114.39 68.12 299.58 193.37 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-1445) 01/17/26 _x86_64_ (8 CPU) 09:29:38 LINUX RESTART (8 CPU) 09:30:00 CPU %user %nice %system %iowait %steal %idle 09:40:13 all 0.38 0.00 0.12 0.10 0.01 99.39 09:40:13 0 0.29 0.00 0.22 0.18 0.01 99.29 09:40:13 1 0.57 0.00 0.08 0.01 0.01 99.33 09:40:13 2 0.38 0.00 0.07 0.04 0.01 99.50 09:40:13 3 0.41 0.00 0.10 0.07 0.02 99.41 09:40:13 4 0.11 0.00 0.09 0.28 0.01 99.51 09:40:13 5 0.34 0.00 0.23 0.13 0.01 99.29 09:40:13 6 0.32 0.00 0.09 0.09 0.02 99.47 09:40:13 7 0.60 0.00 0.07 0.05 0.00 99.28 09:50:20 all 0.04 0.00 0.01 0.01 0.01 99.93 09:50:20 0 0.01 0.00 0.01 0.00 0.01 99.96 09:50:20 1 0.02 0.00 0.01 0.00 0.01 99.95 09:50:20 2 0.01 0.00 0.01 0.00 0.00 99.98 09:50:20 3 0.27 0.00 0.02 0.00 0.01 99.69 09:50:20 4 0.00 0.00 0.01 0.00 0.00 99.98 09:50:20 5 0.02 0.00 0.01 0.00 0.00 99.97 09:50:20 6 0.02 0.00 0.02 0.04 0.02 99.90 09:50:20 7 0.00 0.00 0.00 0.00 0.00 99.99 10:00:20 all 0.05 0.00 0.01 0.01 0.01 99.93 10:00:20 0 0.01 0.00 0.01 0.01 0.01 99.97 10:00:20 1 0.01 0.00 0.02 0.00 0.02 99.95 10:00:20 2 0.01 0.00 0.02 0.00 0.01 99.96 10:00:20 3 0.02 0.00 0.02 0.00 0.01 99.96 10:00:20 4 0.00 0.00 0.00 0.00 0.00 99.99 10:00:20 5 0.30 0.00 0.01 0.00 0.01 99.68 10:00:20 6 0.01 0.00 0.01 0.04 0.01 99.93 10:00:20 7 0.01 0.00 0.01 0.00 0.01 99.98 10:10:20 all 0.12 0.00 0.01 0.01 0.01 99.85 10:10:20 0 0.01 0.00 0.01 0.01 0.01 99.97 10:10:20 1 0.01 0.00 0.01 0.00 0.01 99.97 10:10:20 2 0.01 0.00 0.01 0.00 0.01 99.98 10:10:20 3 0.02 0.00 0.02 0.01 0.02 99.93 10:10:20 4 0.01 0.00 0.01 0.00 0.00 99.99 10:10:20 5 0.25 0.00 0.02 0.00 0.01 99.72 10:10:20 6 0.66 0.00 0.01 0.04 0.01 99.28 10:10:20 7 0.01 0.00 0.00 0.00 0.00 99.99 10:20:20 all 0.14 0.00 0.01 0.01 0.01 99.83 10:20:20 0 0.00 0.00 0.01 0.00 0.01 99.98 10:20:20 1 0.01 0.00 0.01 0.00 0.01 99.97 10:20:20 2 0.01 0.00 0.00 0.00 0.01 99.98 10:20:20 3 0.02 0.00 0.03 0.02 0.02 99.90 10:20:20 4 0.01 0.00 0.01 0.00 0.00 99.99 10:20:20 5 0.01 0.00 0.01 0.00 0.01 99.97 10:20:20 6 1.04 0.00 0.02 0.02 0.01 98.90 10:20:20 7 0.01 0.00 0.01 0.00 0.01 99.98 10:30:01 all 12.03 0.00 0.92 0.17 0.04 86.84 10:30:01 0 9.68 0.00 1.08 0.54 0.04 88.65 10:30:01 1 19.00 0.00 1.14 0.39 0.05 79.43 10:30:01 2 12.40 0.00 0.90 0.07 0.04 86.59 10:30:01 3 9.96 0.00 0.86 0.11 0.05 89.02 10:30:01 4 15.37 0.00 0.89 0.06 0.03 83.64 10:30:01 5 9.11 0.00 0.83 0.08 0.04 89.94 10:30:01 6 10.93 0.00 0.70 0.04 0.03 88.29 10:30:01 7 9.78 0.00 0.99 0.03 0.04 89.16 Average: all 2.06 0.00 0.18 0.05 0.01 97.70 Average: 0 1.61 0.00 0.22 0.12 0.01 98.03 Average: 1 3.16 0.00 0.21 0.07 0.02 96.55 Average: 2 2.07 0.00 0.16 0.02 0.01 97.74 Average: 3 1.73 0.00 0.17 0.03 0.02 98.05 Average: 4 2.50 0.00 0.16 0.06 0.01 97.27 Average: 5 1.62 0.00 0.18 0.04 0.02 98.15 Average: 6 2.10 0.00 0.14 0.04 0.02 97.70 Average: 7 1.68 0.00 0.17 0.01 0.01 98.13