---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19450 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: 5600.00 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 27G 129G 18% / 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 867 9887 4 21337 30757 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:58:4e:29 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.200/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83518sec preferred_lft 83518sec inet6 fe80::f816:3eff:fe58:4e29/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:98:ad:55:c7:bf 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::498:adff:fe55:c7bf/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-19450) 02/23/26 _x86_64_ (8 CPU) 09:22:57 LINUX RESTART (8 CPU) 09:30:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:00 155.79 5.74 144.91 5.13 478.35 26994.69 24448.88 09:50:01 415.14 0.65 407.22 7.26 8.40 46577.77 62490.43 10:00:28 32.82 0.00 31.80 1.02 0.00 3892.61 6826.11 10:10:00 48.22 0.04 47.25 0.92 4.10 6380.67 9636.23 Average: 163.03 1.56 157.90 3.57 118.49 20876.40 25853.62 09:30:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:00 20948484 29206276 3081212 9.38 198520 8122252 3451064 10.18 2778448 8464984 292 09:50:01 9587864 28930288 3278196 9.98 533540 18010360 3587148 10.58 6706896 14939120 63592 10:00:28 8246968 28715356 3776048 11.49 549692 18780664 4326828 12.76 7240992 15696744 216 10:10:00 10198152 31557832 638204 1.94 592932 19839336 1288528 3.80 7806296 13122544 12348 Average: 12245367 29602438 2693415 8.20 468671 16188153 3163392 9.33 6133158 13055848 19112 09:30:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:00 lo 0.80 0.80 0.16 0.16 0.00 0.00 0.00 0.00 09:40:00 ens3 410.60 266.59 2377.52 890.38 0.00 0.00 0.00 0.00 09:40:00 docker0 10.26 22.13 0.60 463.28 0.00 0.00 0.00 0.00 09:50:01 lo 0.81 0.81 0.13 0.13 0.00 0.00 0.00 0.00 09:50:01 ens3 290.50 207.83 2703.17 2083.99 0.00 0.00 0.00 0.00 09:50:01 docker0 27.18 39.84 1.50 453.08 0.00 0.00 0.00 0.00 09:50:01 vetha1643d6 6.04 9.10 0.40 87.23 0.00 0.00 0.00 0.01 10:00:28 lo 0.19 0.19 0.03 0.03 0.00 0.00 0.00 0.00 10:00:28 ens3 26.21 16.86 166.98 112.44 0.00 0.00 0.00 0.00 10:00:28 docker0 9.54 17.19 1.47 163.45 0.00 0.00 0.00 0.00 10:00:28 veth56ddac5 9.42 17.05 1.58 162.46 0.00 0.00 0.00 0.01 10:10:00 lo 0.21 0.21 0.03 0.03 0.00 0.00 0.00 0.00 10:10:00 ens3 41.43 39.03 183.30 313.51 0.00 0.00 0.00 0.00 10:10:00 docker0 6.80 9.90 1.03 70.71 0.00 0.00 0.00 0.00 Average: lo 0.50 0.50 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 189.53 130.81 1346.47 847.94 0.00 0.00 0.00 0.00 Average: docker0 13.52 22.36 1.16 286.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19450) 02/23/26 _x86_64_ (8 CPU) 09:22:57 LINUX RESTART (8 CPU) 09:30:28 CPU %user %nice %system %iowait %steal %idle 09:40:00 all 12.48 0.00 1.79 1.07 0.05 84.61 09:40:00 0 6.16 0.00 1.69 1.62 0.04 90.49 09:40:00 1 17.07 0.00 2.31 0.70 0.06 79.86 09:40:00 2 14.08 0.00 2.03 1.71 0.05 82.13 09:40:00 3 13.02 0.00 1.73 0.78 0.06 84.42 09:40:00 4 9.19 0.00 1.76 0.40 0.06 88.59 09:40:00 5 11.31 0.00 1.57 0.53 0.04 86.55 09:40:00 6 15.03 0.00 1.76 1.30 0.05 81.87 09:40:00 7 14.00 0.00 1.51 1.48 0.05 82.97 09:50:01 all 11.22 0.00 3.01 2.89 0.06 82.82 09:50:01 0 10.46 0.00 2.80 1.79 0.06 84.89 09:50:01 1 11.78 0.00 3.03 3.64 0.07 81.48 09:50:01 2 13.47 0.00 4.22 4.36 0.07 77.87 09:50:01 3 17.27 0.00 3.12 2.12 0.08 77.41 09:50:01 4 9.91 0.00 2.78 4.56 0.07 82.69 09:50:01 5 8.50 0.00 2.59 2.49 0.06 86.37 09:50:01 6 8.35 0.00 3.32 2.04 0.06 86.22 09:50:01 7 10.02 0.00 2.21 2.10 0.05 85.62 10:00:28 all 11.56 0.00 0.49 0.57 0.03 87.35 10:00:28 0 0.91 0.00 0.47 0.59 0.04 98.00 10:00:28 1 46.68 0.00 0.51 0.13 0.05 52.62 10:00:28 2 1.10 0.00 0.48 2.14 0.02 96.25 10:00:28 3 17.23 0.00 0.48 0.15 0.04 82.11 10:00:28 4 0.50 0.00 0.31 0.67 0.03 98.49 10:00:28 5 1.14 0.00 0.33 0.51 0.03 97.99 10:00:28 6 22.21 0.00 0.57 0.29 0.03 76.91 10:00:28 7 2.66 0.00 0.74 0.10 0.02 96.48 10:10:00 all 11.87 0.00 1.20 0.83 0.04 86.06 10:10:00 0 13.32 0.00 1.25 1.36 0.05 84.03 10:10:00 1 4.89 0.00 1.08 0.70 0.03 93.29 10:10:00 2 5.12 0.00 1.65 0.61 0.03 92.59 10:10:00 3 2.01 0.00 0.77 1.52 0.02 95.67 10:10:00 4 3.23 0.00 1.16 0.76 0.04 94.82 10:10:00 5 23.03 0.00 1.49 1.08 0.05 74.35 10:10:00 6 13.78 0.00 0.94 0.39 0.03 84.86 10:10:00 7 29.60 0.00 1.27 0.23 0.05 68.86 Average: all 11.77 0.00 1.61 1.34 0.05 85.23 Average: 0 7.58 0.00 1.54 1.33 0.05 89.50 Average: 1 20.64 0.00 1.72 1.29 0.05 76.30 Average: 2 8.32 0.00 2.08 2.23 0.05 87.32 Average: 3 12.55 0.00 1.52 1.13 0.05 84.76 Average: 4 5.63 0.00 1.49 1.61 0.05 91.22 Average: 5 10.74 0.00 1.48 1.15 0.04 86.58 Average: 6 14.94 0.00 1.64 1.00 0.04 82.38 Average: 7 13.76 0.00 1.43 0.97 0.04 83.81