---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2702 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 1015 12813 3 18263 30609 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:21:23:b4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.36/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83787sec preferred_lft 83787sec inet6 fe80::f816:3eff:fe21:23b4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:57:2c:b1:6a:d2 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::d857:2cff:feb1:6ad2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-2702) 06/26/26 _x86_64_ (8 CPU) 07:20:38 LINUX RESTART (8 CPU) 07:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:40:01 131.13 0.31 126.34 4.48 14.39 13933.81 10258.24 07:50:10 17.74 0.18 16.50 1.06 6.50 1585.09 6900.51 08:00:01 14.89 0.15 13.87 0.87 14.09 2287.12 3737.77 Average: 54.70 0.21 52.34 2.14 11.63 5942.04 6986.10 07:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:01 1463520 21264220 10886796 33.13 599652 18297564 16905060 49.85 4942084 22742952 960 07:50:10 251988 19682640 12349492 37.58 582640 18054212 19380496 57.15 5066304 23832080 524 08:00:01 321744 19386232 12605628 38.36 581204 17737376 19689480 58.06 4994032 23798000 11996 Average: 679084 20111031 11947305 36.36 587832 18029717 18658345 55.02 5000807 23457677 4493 07:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:01 lo 0.52 0.52 0.04 0.04 0.00 0.00 0.00 0.00 07:40:01 ens3 73.52 52.20 1032.38 14.32 0.00 0.00 0.00 0.00 07:40:01 docker0 3.22 5.40 0.19 103.07 0.00 0.00 0.00 0.00 07:40:01 br-14ddb3407a36 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 07:40:01 veth5fffc04 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 07:40:01 veth9ab3b73 60.90 65.00 26.82 32.87 0.00 0.00 0.00 0.00 07:40:01 vethec38357 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:40:01 vethf542b65 0.44 0.41 0.05 0.24 0.00 0.00 0.00 0.00 07:40:01 vethba0d445 0.03 0.11 0.00 0.01 0.00 0.00 0.00 0.00 07:40:01 veth4c9beeb 60.84 56.21 44.78 23.57 0.00 0.00 0.00 0.00 07:40:01 vethd29f54e 0.92 1.66 1.02 12.89 0.00 0.00 0.00 0.00 07:40:01 veth50d9fcc 1.93 1.54 0.26 1.55 0.00 0.00 0.00 0.00 07:50:10 lo 10.13 10.13 12.00 12.00 0.00 0.00 0.00 0.00 07:50:10 ens3 6.51 5.82 17.38 1.79 0.00 0.00 0.00 0.00 07:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:10 br-14ddb3407a36 8.58 10.89 2.74 26.50 0.00 0.00 0.00 0.00 07:50:10 veth5fffc04 12.37 14.74 3.04 100.50 0.00 0.00 0.00 0.01 07:50:10 veth9ab3b73 36.36 39.19 25.73 13.61 0.00 0.00 0.00 0.00 07:50:10 vethec38357 6.23 6.55 74.36 20.51 0.00 0.00 0.00 0.01 07:50:10 vethf542b65 3.18 2.66 20.28 4.65 0.00 0.00 0.00 0.00 07:50:10 vethba0d445 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 07:50:10 veth4c9beeb 18.48 17.84 10.02 10.90 0.00 0.00 0.00 0.00 07:50:10 veth50d9fcc 23.36 21.33 8.96 15.62 0.00 0.00 0.00 0.00 08:00:01 lo 17.54 17.54 55.51 55.51 0.00 0.00 0.00 0.00 08:00:01 ens3 3.75 2.91 7.28 0.93 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 br-14ddb3407a36 12.33 14.11 13.14 49.82 0.00 0.00 0.00 0.00 08:00:01 veth5fffc04 18.16 19.94 14.56 131.05 0.00 0.00 0.00 0.01 08:00:01 veth9ab3b73 67.73 73.60 55.83 30.14 0.00 0.00 0.00 0.00 08:00:01 vethec38357 10.10 9.91 82.80 21.72 0.00 0.00 0.00 0.01 08:00:01 vethf542b65 6.87 6.75 21.94 5.85 0.00 0.00 0.00 0.00 08:00:01 vethba0d445 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 veth4c9beeb 12.86 12.42 5.44 4.04 0.00 0.00 0.00 0.00 08:00:01 veth50d9fcc 65.18 60.07 29.44 53.72 0.00 0.00 0.00 0.00 Average: lo 9.35 9.35 22.26 22.26 0.00 0.00 0.00 0.00 Average: ens3 28.00 20.37 353.28 5.70 0.00 0.00 0.00 0.00 Average: docker0 1.08 1.80 0.06 34.44 0.00 0.00 0.00 0.00 Average: br-14ddb3407a36 7.04 8.39 5.24 25.29 0.00 0.00 0.00 0.00 Average: veth5fffc04 10.14 11.56 5.80 76.93 0.00 0.00 0.00 0.01 Average: veth9ab3b73 54.84 59.09 35.96 25.46 0.00 0.00 0.00 0.00 Average: vethec38357 5.43 5.51 52.28 14.05 0.00 0.00 0.00 0.00 Average: vethf542b65 3.48 3.25 14.07 3.57 0.00 0.00 0.00 0.00 Average: vethba0d445 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth4c9beeb 30.80 28.89 20.14 12.89 0.00 0.00 0.00 0.00 Average: veth50d9fcc 29.90 27.41 12.76 23.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-2702) 06/26/26 _x86_64_ (8 CPU) 07:20:38 LINUX RESTART (8 CPU) 07:30:00 CPU %user %nice %system %iowait %steal %idle 07:40:01 all 9.90 0.02 1.54 0.30 0.06 88.18 07:40:01 0 8.98 0.02 1.60 0.18 0.06 89.14 07:40:01 1 10.68 0.00 2.01 0.25 0.08 86.98 07:40:01 2 10.31 0.02 1.54 0.24 0.06 87.82 07:40:01 3 10.16 0.03 1.32 0.27 0.07 88.16 07:40:01 4 9.79 0.00 1.61 0.57 0.06 87.97 07:40:01 5 10.05 0.02 1.41 0.28 0.07 88.18 07:40:01 6 9.85 0.01 1.52 0.41 0.06 88.15 07:40:01 7 9.38 0.04 1.33 0.19 0.06 89.00 07:50:10 all 4.57 0.00 0.86 0.07 0.07 94.43 07:50:10 0 3.84 0.01 0.95 0.02 0.07 95.11 07:50:10 1 5.97 0.00 0.99 0.18 0.09 92.78 07:50:10 2 4.94 0.00 0.90 0.10 0.07 94.00 07:50:10 3 4.41 0.00 0.87 0.04 0.07 94.61 07:50:10 4 4.94 0.00 0.76 0.08 0.06 94.15 07:50:10 5 4.04 0.00 0.79 0.03 0.07 95.06 07:50:10 6 4.65 0.00 0.83 0.06 0.07 94.40 07:50:10 7 3.77 0.00 0.82 0.02 0.07 95.31 08:00:01 all 4.88 0.00 1.26 0.06 0.09 93.72 08:00:01 0 5.08 0.00 1.35 0.04 0.08 93.44 08:00:01 1 5.19 0.00 1.35 0.18 0.10 93.17 08:00:01 2 4.65 0.00 1.11 0.04 0.08 94.12 08:00:01 3 4.93 0.00 1.16 0.01 0.09 93.80 08:00:01 4 4.74 0.00 1.19 0.06 0.09 93.91 08:00:01 5 4.93 0.00 1.34 0.04 0.09 93.59 08:00:01 6 4.55 0.00 1.30 0.03 0.09 94.03 08:00:01 7 4.93 0.00 1.27 0.03 0.09 93.67 Average: all 6.45 0.01 1.22 0.14 0.07 92.11 Average: 0 5.96 0.01 1.30 0.08 0.07 92.57 Average: 1 7.29 0.00 1.45 0.21 0.09 90.97 Average: 2 6.64 0.01 1.18 0.13 0.07 91.97 Average: 3 6.50 0.01 1.11 0.11 0.08 92.19 Average: 4 6.50 0.00 1.19 0.24 0.07 92.01 Average: 5 6.34 0.01 1.18 0.12 0.08 92.29 Average: 6 6.35 0.00 1.21 0.17 0.07 92.19 Average: 7 6.03 0.01 1.14 0.08 0.07 92.67