---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4446 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 25G 131G 16% / 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 841 12377 4 18873 30783 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:9a:25:59 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.172/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84103sec preferred_lft 84103sec inet6 fe80::f816:3eff:fe9a:2559/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:0e:ce:2d:8a:36 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::c00e:ceff:fe2d:8a36/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4446) 03/24/26 _x86_64_ (8 CPU) 09:17:29 LINUX RESTART (8 CPU) 09:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:01 464.95 1.01 439.16 24.78 56.91 45095.07 634044.93 09:40:01 222.26 0.30 213.72 8.23 13.81 23699.63 23951.30 09:50:01 10.88 0.12 10.38 0.37 5.21 421.03 3168.94 Average: 232.63 0.48 221.02 11.12 25.31 23064.15 220381.46 09:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:01 13181860 27678744 4547304 13.84 510220 13332260 4343328 12.81 3667188 14578652 890220 09:40:01 2448768 21820648 10332944 31.44 600444 17884020 15884072 46.84 4844616 21873820 500 09:50:01 1151228 20604872 11547536 35.14 600868 17960536 16990040 50.10 4887524 23117332 1108 Average: 5593952 23368088 8809261 26.81 570511 16392272 12405813 36.58 4466443 19856601 297276 09:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:01 lo 0.53 0.53 0.08 0.08 0.00 0.00 0.00 0.00 09:30:01 ens3 335.64 196.50 2342.13 61.08 0.00 0.00 0.00 0.00 09:30:01 docker0 17.97 32.13 1.05 569.98 0.00 0.00 0.00 0.00 09:40:01 lo 0.50 0.50 0.07 0.07 0.00 0.00 0.00 0.00 09:40:01 ens3 96.04 67.86 1365.10 19.30 0.00 0.00 0.00 0.00 09:40:01 docker0 8.67 12.18 0.49 213.98 0.00 0.00 0.00 0.00 09:40:01 br-f8216bd8a548 0.30 0.26 0.01 0.02 0.00 0.00 0.00 0.00 09:40:01 vetha0d5e12 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:40:01 vethb93fd4e 20.43 20.40 6.37 5.26 0.00 0.00 0.00 0.00 09:40:01 veth7da719b 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:40:01 vethf7b3380 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 09:40:01 veth5eae4c0 0.32 0.34 0.03 0.14 0.00 0.00 0.00 0.00 09:40:01 veth8305cd5 14.90 14.98 5.28 2.78 0.00 0.00 0.00 0.00 09:40:01 veth9d8d12f 0.19 0.26 0.30 1.09 0.00 0.00 0.00 0.00 09:40:01 veth6f5f49f 1.17 0.99 0.16 1.05 0.00 0.00 0.00 0.00 09:50:01 lo 7.14 7.14 34.78 34.78 0.00 0.00 0.00 0.00 09:50:01 ens3 17.45 10.56 6.19 5.30 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 br-f8216bd8a548 3.89 3.76 34.02 0.84 0.00 0.00 0.00 0.00 09:50:01 vetha0d5e12 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 09:50:01 vethb93fd4e 285.91 307.95 220.35 145.63 0.00 0.00 0.00 0.02 09:50:01 veth7da719b 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 vethf7b3380 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 veth5eae4c0 0.40 0.20 0.07 0.34 0.00 0.00 0.00 0.00 09:50:01 veth8305cd5 131.03 121.08 109.64 73.99 0.00 0.00 0.00 0.01 09:50:01 veth6f5f49f 185.08 172.42 84.79 150.24 0.00 0.00 0.00 0.01 Average: lo 2.73 2.73 11.66 11.66 0.00 0.00 0.00 0.00 Average: ens3 149.68 91.62 1237.35 28.55 0.00 0.00 0.00 0.00 Average: docker0 8.88 14.77 0.51 261.25 0.00 0.00 0.00 0.00 Average: br-f8216bd8a548 1.40 1.34 11.35 0.29 0.00 0.00 0.00 0.00 Average: vetha0d5e12 0.09 0.11 0.01 0.03 0.00 0.00 0.00 0.00 Average: vethb93fd4e 102.20 109.54 75.64 50.34 0.00 0.00 0.00 0.01 Average: veth7da719b 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethf7b3380 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth5eae4c0 0.24 0.18 0.03 0.16 0.00 0.00 0.00 0.00 Average: veth8305cd5 48.68 45.39 38.34 25.61 0.00 0.00 0.00 0.00 Average: veth6f5f49f 62.14 57.86 28.34 50.48 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4446) 03/24/26 _x86_64_ (8 CPU) 09:17:29 LINUX RESTART (8 CPU) 09:20:01 CPU %user %nice %system %iowait %steal %idle 09:30:01 all 21.47 0.00 3.86 0.75 0.07 73.84 09:30:01 0 18.36 0.00 4.10 0.85 0.07 76.63 09:30:01 1 24.04 0.00 4.28 0.85 0.07 70.77 09:30:01 2 26.99 0.00 4.12 0.60 0.08 68.22 09:30:01 3 21.37 0.00 3.95 0.90 0.07 73.70 09:30:01 4 20.68 0.00 3.80 0.97 0.07 74.47 09:30:01 5 15.56 0.00 2.90 0.59 0.07 80.89 09:30:01 6 19.44 0.00 3.97 0.64 0.08 75.87 09:30:01 7 25.36 0.00 3.80 0.62 0.08 70.14 09:40:01 all 17.51 0.02 2.11 0.60 0.08 79.68 09:40:01 0 15.81 0.03 2.19 0.55 0.08 81.35 09:40:01 1 15.02 0.02 2.06 0.30 0.08 82.51 09:40:01 2 18.15 0.04 2.31 0.56 0.07 78.87 09:40:01 3 25.17 0.01 1.91 0.41 0.09 72.40 09:40:01 4 17.43 0.02 2.17 0.57 0.08 79.73 09:40:01 5 14.84 0.02 2.13 0.75 0.07 82.19 09:40:01 6 16.05 0.02 2.03 0.76 0.08 81.07 09:40:01 7 17.62 0.03 2.09 0.88 0.08 79.31 09:50:01 all 7.55 0.00 1.15 0.02 0.07 91.22 09:50:01 0 6.67 0.00 1.05 0.01 0.07 92.20 09:50:01 1 8.27 0.00 1.32 0.01 0.08 90.32 09:50:01 2 7.80 0.00 1.30 0.02 0.07 90.81 09:50:01 3 8.29 0.00 1.21 0.01 0.08 90.41 09:50:01 4 7.54 0.00 1.15 0.04 0.08 91.20 09:50:01 5 7.58 0.00 1.07 0.02 0.07 91.26 09:50:01 6 7.09 0.00 1.01 0.01 0.07 91.82 09:50:01 7 7.14 0.00 1.05 0.04 0.08 91.70 Average: all 15.51 0.01 2.37 0.46 0.07 81.57 Average: 0 13.60 0.01 2.44 0.47 0.07 83.40 Average: 1 15.79 0.01 2.55 0.39 0.08 81.19 Average: 2 17.65 0.01 2.57 0.39 0.07 79.29 Average: 3 18.29 0.00 2.36 0.44 0.08 78.83 Average: 4 15.22 0.01 2.38 0.52 0.08 81.80 Average: 5 12.66 0.01 2.03 0.45 0.07 84.78 Average: 6 14.19 0.01 2.34 0.47 0.07 82.92 Average: 7 16.71 0.01 2.31 0.51 0.08 80.38