---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18959 5.15.0-170-generic #180-Ubuntu SMP Fri Jan 9 16:10:31 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 746 21060 4 10284 30877 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:45:98:8f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.165/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84010sec preferred_lft 84010sec inet6 fe80::f816:3eff:fe45:988f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:f5:2a:6d:b4:35 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::8cf5:2aff:fe6d:b435/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-18959) 02/21/26 _x86_64_ (8 CPU) 13:44:12 LINUX RESTART (8 CPU) 13:50:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:00:00 1.80 0.21 1.58 0.01 1.81 19.76 758.08 14:10:16 1.56 0.00 1.56 0.00 0.00 17.60 0.00 14:20:16 132.86 5.06 121.53 6.27 641.00 26745.94 4600.18 Average: 45.40 1.75 41.56 2.09 214.27 8928.34 1779.41 13:50:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:00:00 29967132 31776204 606688 1.85 63924 2081968 1528904 4.51 254208 2362328 8 14:10:16 29954060 31763932 619128 1.88 64532 2082108 1529040 4.51 254864 2376028 24 14:20:16 19469196 29283732 2953348 8.99 212112 9606680 9648000 28.45 1277320 11321628 390204 Average: 26463463 30941289 1393055 4.24 113523 4590252 4235315 12.49 595464 5353328 130079 13:50:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:00:00 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 14:00:00 ens3 0.87 0.43 0.32 0.55 0.00 0.00 0.00 0.00 14:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:16 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 14:10:16 ens3 0.60 0.29 0.22 0.39 0.00 0.00 0.00 0.00 14:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:16 lo 1.30 1.30 0.26 0.26 0.00 0.00 0.00 0.00 14:20:16 ens3 172.69 100.56 3823.75 12.09 0.00 0.00 0.00 0.00 14:20:16 docker0 3.67 6.23 0.36 138.21 0.00 0.00 0.00 0.00 14:20:16 br-1e9508185e3b 1.40 2.32 0.09 37.57 0.00 0.00 0.00 0.00 14:20:16 veth7921da9 0.51 0.68 0.08 0.09 0.00 0.00 0.00 0.00 14:20:16 vethc7052d1 0.00 0.09 0.00 0.01 0.00 0.00 0.00 0.00 14:20:16 vethc0e730f 0.06 0.15 0.01 0.10 0.00 0.00 0.00 0.00 14:20:16 veth3ce83f5 14.86 17.08 2.78 2.66 0.00 0.00 0.00 0.00 14:20:16 vethc004001 1.31 2.36 0.11 37.57 0.00 0.00 0.00 0.00 14:20:16 vethf0bb59b 2.48 2.04 0.27 0.29 0.00 0.00 0.00 0.00 14:20:16 veth7127fac 9.20 9.21 1.60 1.86 0.00 0.00 0.00 0.00 14:20:16 vethd2be0f9 1.44 1.73 0.27 0.19 0.00 0.00 0.00 0.00 14:20:16 veth5d22fde 0.58 0.79 0.09 0.07 0.00 0.00 0.00 0.00 14:20:16 veth5a24c45 3.67 6.24 0.41 138.22 0.00 0.00 0.00 0.01 Average: lo 0.50 0.50 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 58.06 33.76 1274.85 4.34 0.00 0.00 0.00 0.00 Average: docker0 1.22 2.08 0.12 46.07 0.00 0.00 0.00 0.00 Average: br-1e9508185e3b 0.47 0.77 0.03 12.52 0.00 0.00 0.00 0.00 Average: veth7921da9 0.17 0.23 0.03 0.03 0.00 0.00 0.00 0.00 Average: vethc7052d1 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethc0e730f 0.02 0.05 0.00 0.03 0.00 0.00 0.00 0.00 Average: veth3ce83f5 4.95 5.69 0.93 0.89 0.00 0.00 0.00 0.00 Average: vethc004001 0.44 0.79 0.04 12.52 0.00 0.00 0.00 0.00 Average: vethf0bb59b 0.83 0.68 0.09 0.10 0.00 0.00 0.00 0.00 Average: veth7127fac 3.07 3.07 0.53 0.62 0.00 0.00 0.00 0.00 Average: vethd2be0f9 0.48 0.58 0.09 0.06 0.00 0.00 0.00 0.00 Average: veth5d22fde 0.19 0.26 0.03 0.02 0.00 0.00 0.00 0.00 Average: veth5a24c45 1.22 2.08 0.14 46.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-18959) 02/21/26 _x86_64_ (8 CPU) 13:44:12 LINUX RESTART (8 CPU) 13:50:15 CPU %user %nice %system %iowait %steal %idle 14:00:00 all 0.11 0.00 0.02 0.01 0.01 99.86 14:00:00 0 0.03 0.00 0.02 0.01 0.01 99.93 14:00:00 1 0.74 0.00 0.02 0.00 0.02 99.22 14:00:00 2 0.02 0.00 0.02 0.00 0.01 99.96 14:00:00 3 0.01 0.00 0.01 0.04 0.00 99.94 14:00:00 4 0.02 0.00 0.02 0.00 0.01 99.95 14:00:00 5 0.01 0.00 0.01 0.01 0.00 99.98 14:00:00 6 0.03 0.00 0.02 0.00 0.02 99.93 14:00:00 7 0.03 0.00 0.01 0.00 0.01 99.95 14:10:16 all 0.08 0.00 0.02 0.01 0.01 99.89 14:10:16 0 0.03 0.00 0.02 0.01 0.02 99.92 14:10:16 1 0.08 0.00 0.05 0.00 0.02 99.85 14:10:16 2 0.41 0.00 0.00 0.00 0.00 99.58 14:10:16 3 0.01 0.00 0.01 0.03 0.01 99.94 14:10:16 4 0.02 0.00 0.02 0.00 0.01 99.96 14:10:16 5 0.01 0.00 0.01 0.00 0.00 99.98 14:10:16 6 0.07 0.00 0.01 0.00 0.01 99.90 14:10:16 7 0.00 0.00 0.01 0.00 0.00 99.98 14:20:16 all 5.86 0.00 1.49 0.56 0.03 92.07 14:20:16 0 5.81 0.00 1.42 0.71 0.03 92.03 14:20:16 1 5.40 0.00 1.49 0.43 0.04 92.65 14:20:16 2 5.47 0.00 1.51 0.47 0.03 92.52 14:20:16 3 5.22 0.00 1.38 0.25 0.02 93.13 14:20:16 4 6.01 0.00 1.56 0.55 0.03 91.85 14:20:16 5 4.97 0.00 1.47 0.43 0.03 93.11 14:20:16 6 7.45 0.00 1.73 1.11 0.03 89.69 14:20:16 7 6.53 0.00 1.34 0.52 0.03 91.59 Average: all 2.01 0.00 0.51 0.19 0.02 97.28 Average: 0 1.96 0.00 0.49 0.24 0.02 97.30 Average: 1 2.06 0.00 0.52 0.14 0.03 97.25 Average: 2 1.97 0.00 0.51 0.16 0.01 97.36 Average: 3 1.75 0.00 0.47 0.11 0.01 97.67 Average: 4 2.02 0.00 0.53 0.19 0.02 97.25 Average: 5 1.66 0.00 0.49 0.15 0.01 97.69 Average: 6 2.52 0.00 0.58 0.37 0.02 96.51 Average: 7 2.19 0.00 0.45 0.17 0.01 97.17