---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18743 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 1009 13701 4 17381 30614 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:47:d1:af brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.51/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83712sec preferred_lft 83712sec inet6 fe80::f816:3eff:fe47:d1af/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:4b:a8:d1:fa:5b 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::f84b:a8ff:fed1:fa5b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-18743) 06/21/26 _x86_64_ (8 CPU) 16:31:15 LINUX RESTART (8 CPU) 16:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:50:03 191.89 0.33 184.68 6.88 16.39 31014.64 38722.87 17:00:24 27.47 0.25 24.79 2.43 9.84 3855.49 6193.28 17:10:28 11.74 0.19 11.00 0.55 5.21 1910.48 806.48 Average: 76.53 0.26 73.00 3.28 10.47 12175.66 15149.24 16:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:50:03 1531248 21162300 10989972 33.44 599196 18134564 16981836 50.08 4886020 22731584 1128 17:00:24 291068 18882580 13107012 39.88 582016 17276900 19983864 58.93 4964560 23859112 12164 17:10:28 392008 18680908 13331268 40.57 581716 16956496 20158824 59.45 4896508 23838892 3844 Average: 738108 19575263 12476084 37.96 587643 17455987 19041508 56.15 4915696 23476529 5712 16:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:50:03 lo 0.62 0.62 0.05 0.05 0.00 0.00 0.00 0.00 16:50:03 ens3 108.46 70.29 1678.26 17.28 0.00 0.00 0.00 0.00 16:50:03 docker0 10.42 22.33 0.63 529.37 0.00 0.00 0.00 0.00 16:50:03 br-d2ae3c38645d 0.30 0.27 0.01 0.02 0.00 0.00 0.00 0.00 16:50:03 veth48c6bbb 0.40 0.39 0.04 0.20 0.00 0.00 0.00 0.00 16:50:03 vetha37f453 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 16:50:03 veth092a31e 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 16:50:03 veth6136ee4 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 16:50:03 veth6ecbf43 42.57 44.30 15.72 18.90 0.00 0.00 0.00 0.00 16:50:03 vethafc15d6 39.57 37.44 25.01 12.28 0.00 0.00 0.00 0.00 16:50:03 vethf9de65e 0.59 0.99 0.70 7.12 0.00 0.00 0.00 0.00 16:50:03 veth9c997f1 1.64 1.32 0.22 1.35 0.00 0.00 0.00 0.00 17:00:24 lo 23.78 23.78 83.56 83.56 0.00 0.00 0.00 0.00 17:00:24 ens3 10.34 9.22 30.09 1.63 0.00 0.00 0.00 0.00 17:00:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:24 br-d2ae3c38645d 19.70 22.71 14.75 99.28 0.00 0.00 0.00 0.00 17:00:24 veth48c6bbb 11.30 11.72 57.20 38.57 0.00 0.00 0.00 0.00 17:00:24 vetha37f453 31.34 34.69 14.11 316.82 0.00 0.00 0.00 0.03 17:00:24 veth092a31e 20.76 20.28 219.41 57.59 0.00 0.00 0.00 0.02 17:00:24 veth6136ee4 0.09 0.09 0.01 0.03 0.00 0.00 0.00 0.00 17:00:24 veth6ecbf43 91.62 99.53 64.83 43.73 0.00 0.00 0.00 0.01 17:00:24 vethafc15d6 58.75 53.87 69.94 31.49 0.00 0.00 0.00 0.01 17:00:24 veth9c997f1 47.50 43.89 19.97 36.02 0.00 0.00 0.00 0.00 17:10:28 lo 36.85 36.85 176.35 176.35 0.00 0.00 0.00 0.00 17:10:28 ens3 1.10 0.75 0.34 0.67 0.00 0.00 0.00 0.00 17:10:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:28 br-d2ae3c38645d 26.70 27.37 36.76 140.89 0.00 0.00 0.00 0.00 17:10:28 veth48c6bbb 8.85 10.48 8.59 52.93 0.00 0.00 0.00 0.00 17:10:28 vetha37f453 32.24 32.59 37.53 192.83 0.00 0.00 0.00 0.02 17:10:28 veth092a31e 11.30 10.19 53.63 8.15 0.00 0.00 0.00 0.00 17:10:28 veth6136ee4 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:28 veth6ecbf43 63.19 69.30 49.66 22.93 0.00 0.00 0.00 0.00 17:10:28 vethafc15d6 43.92 40.85 61.88 22.44 0.00 0.00 0.00 0.01 17:10:28 veth9c997f1 31.73 28.50 13.88 29.65 0.00 0.00 0.00 0.00 Average: lo 20.45 20.45 86.64 86.64 0.00 0.00 0.00 0.00 Average: ens3 39.67 26.58 564.15 6.48 0.00 0.00 0.00 0.00 Average: docker0 3.44 7.37 0.21 174.69 0.00 0.00 0.00 0.00 Average: br-d2ae3c38645d 15.61 16.84 17.16 80.26 0.00 0.00 0.00 0.00 Average: veth48c6bbb 6.89 7.57 22.29 30.65 0.00 0.00 0.00 0.00 Average: vetha37f453 21.30 22.59 17.19 171.33 0.00 0.00 0.00 0.01 Average: veth092a31e 10.80 10.30 92.27 22.26 0.00 0.00 0.00 0.01 Average: veth6136ee4 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth6ecbf43 66.05 71.32 43.61 28.67 0.00 0.00 0.00 0.00 Average: vethafc15d6 47.52 44.15 52.45 22.16 0.00 0.00 0.00 0.00 Average: veth9c997f1 27.16 24.76 11.44 22.48 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-18743) 06/21/26 _x86_64_ (8 CPU) 16:31:15 LINUX RESTART (8 CPU) 16:40:00 CPU %user %nice %system %iowait %steal %idle 16:50:03 all 11.85 0.02 2.31 1.32 0.06 84.43 16:50:03 0 11.79 0.01 2.19 1.16 0.06 84.79 16:50:03 1 13.27 0.04 2.54 1.36 0.06 82.74 16:50:03 2 11.15 0.02 2.19 1.34 0.06 85.23 16:50:03 3 12.11 0.03 2.60 1.60 0.06 83.61 16:50:03 4 11.48 0.03 2.49 1.13 0.06 84.81 16:50:03 5 12.53 0.01 2.15 1.35 0.06 83.90 16:50:03 6 11.65 0.02 2.32 1.45 0.07 84.50 16:50:03 7 10.83 0.03 2.04 1.19 0.06 85.84 17:00:24 all 10.21 0.01 1.82 0.15 0.08 87.74 17:00:24 0 10.55 0.01 1.86 0.20 0.08 87.31 17:00:24 1 10.71 0.01 1.92 0.14 0.08 87.15 17:00:24 2 10.10 0.00 1.91 0.08 0.08 87.83 17:00:24 3 9.92 0.00 1.74 0.11 0.08 88.14 17:00:24 4 9.82 0.00 1.78 0.32 0.08 88.00 17:00:24 5 10.14 0.01 1.73 0.09 0.08 87.95 17:00:24 6 10.25 0.01 1.77 0.19 0.08 87.70 17:00:24 7 10.18 0.00 1.82 0.06 0.08 87.86 17:10:28 all 7.67 0.00 1.76 0.05 0.08 90.44 17:10:28 0 7.99 0.00 2.04 0.03 0.08 89.87 17:10:28 1 8.29 0.00 1.94 0.03 0.08 89.65 17:10:28 2 7.72 0.00 1.71 0.03 0.08 90.46 17:10:28 3 7.59 0.00 1.77 0.09 0.08 90.47 17:10:28 4 7.15 0.00 1.62 0.07 0.08 91.07 17:10:28 5 7.07 0.00 1.61 0.03 0.08 91.21 17:10:28 6 7.06 0.00 1.62 0.08 0.08 91.16 17:10:28 7 8.45 0.00 1.76 0.05 0.08 89.66 Average: all 9.91 0.01 1.96 0.50 0.07 87.54 Average: 0 10.11 0.01 2.03 0.46 0.07 87.32 Average: 1 10.75 0.01 2.13 0.50 0.07 86.52 Average: 2 9.66 0.01 1.94 0.48 0.08 87.84 Average: 3 9.87 0.01 2.04 0.59 0.08 87.41 Average: 4 9.49 0.01 1.96 0.50 0.07 87.96 Average: 5 9.91 0.01 1.83 0.49 0.07 87.69 Average: 6 9.66 0.01 1.90 0.57 0.07 87.78 Average: 7 9.82 0.01 1.87 0.43 0.07 87.79