---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1894 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 130G 17% / 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 857 14237 4 16998 30766 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:20:48:84 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.102/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83648sec preferred_lft 83648sec inet6 fe80::f816:3eff:fe20:4884/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:24:df:8c:bd:3a 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::b024:dfff:fe8c:bd3a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1894) 10/15/26 _x86_64_ (8 CPU) 08:44:02 LINUX RESTART (8 CPU) 08:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:28 254.80 0.66 241.94 12.20 28.86 47871.80 282805.12 09:10:01 26.69 0.23 24.76 1.70 7.46 3485.59 7230.58 09:20:01 11.27 0.08 10.57 0.62 1.81 1724.49 3101.08 Average: 101.11 0.33 95.79 5.00 13.04 18380.33 101972.73 08:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:28 2082264 22036652 10114248 30.78 585004 18476900 16573484 48.87 4992792 22126684 600 09:10:01 419144 18895712 12970180 39.47 569712 17297532 21137688 62.33 4882864 23821732 31432 09:20:01 395272 18529660 13342700 40.60 569044 16955756 21485616 63.36 4851824 23869968 11440 Average: 965560 19820675 12142376 36.95 574587 17576729 19732263 58.19 4909160 23272795 14491 08:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:28 lo 2.14 2.14 0.62 0.62 0.00 0.00 0.00 0.00 09:00:28 ens3 282.53 170.97 2990.03 54.37 0.00 0.00 0.00 0.00 09:00:28 docker0 21.52 40.92 1.65 701.86 0.00 0.00 0.00 0.00 09:00:28 br-99c9e90d134c 0.28 0.25 0.01 0.02 0.00 0.00 0.00 0.00 09:00:28 veth72c32b0 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:00:28 veth56da855 0.31 0.34 0.03 0.13 0.00 0.00 0.00 0.00 09:00:28 veth825d704 10.70 10.95 5.03 2.05 0.00 0.00 0.00 0.00 09:00:28 veth544a193 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:00:28 veth438258e 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 09:00:28 vethc0a03b9 5.95 5.56 1.08 1.60 0.00 0.00 0.00 0.00 09:00:28 veth9da4f70 0.13 0.19 0.25 0.05 0.00 0.00 0.00 0.00 09:00:28 veth5356acc 0.99 0.83 0.13 0.94 0.00 0.00 0.00 0.00 09:10:01 lo 14.25 14.25 39.97 39.97 0.00 0.00 0.00 0.00 09:10:01 ens3 10.49 9.33 25.88 1.86 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 br-99c9e90d134c 16.88 21.77 7.43 58.63 0.00 0.00 0.00 0.00 09:10:01 veth72c32b0 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 09:10:01 veth56da855 7.04 6.94 40.64 14.46 0.00 0.00 0.00 0.00 09:10:01 veth825d704 96.39 102.15 56.39 54.86 0.00 0.00 0.00 0.00 09:10:01 veth544a193 13.32 13.20 153.31 40.99 0.00 0.00 0.00 0.01 09:10:01 veth438258e 24.42 29.39 7.00 210.79 0.00 0.00 0.00 0.02 09:10:01 vethc0a03b9 81.58 75.57 70.56 40.87 0.00 0.00 0.00 0.01 09:10:01 veth5356acc 26.24 25.95 14.08 18.02 0.00 0.00 0.00 0.00 09:20:01 lo 36.22 36.22 173.41 173.41 0.00 0.00 0.00 0.00 09:20:01 ens3 2.03 1.87 3.68 0.68 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 br-99c9e90d134c 24.37 29.90 34.06 144.12 0.00 0.00 0.00 0.00 09:20:01 veth72c32b0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 veth56da855 8.20 8.94 12.45 22.59 0.00 0.00 0.00 0.00 09:20:01 veth825d704 55.80 59.83 44.96 25.29 0.00 0.00 0.00 0.00 09:20:01 veth544a193 10.61 9.75 47.87 12.06 0.00 0.00 0.00 0.00 09:20:01 veth438258e 29.62 35.10 34.62 190.30 0.00 0.00 0.00 0.02 09:20:01 vethc0a03b9 37.96 34.87 31.90 21.07 0.00 0.00 0.00 0.00 09:20:01 veth5356acc 27.42 26.66 16.18 26.41 0.00 0.00 0.00 0.00 Average: lo 17.34 17.34 70.71 70.71 0.00 0.00 0.00 0.00 Average: ens3 102.56 63.22 1052.36 19.78 0.00 0.00 0.00 0.00 Average: docker0 7.51 14.27 0.57 244.80 0.00 0.00 0.00 0.00 Average: br-99c9e90d134c 13.59 16.97 13.72 66.67 0.00 0.00 0.00 0.00 Average: veth72c32b0 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth56da855 5.08 5.30 17.08 12.17 0.00 0.00 0.00 0.00 Average: veth825d704 52.98 56.24 34.67 26.59 0.00 0.00 0.00 0.00 Average: veth544a193 7.78 7.49 64.71 17.05 0.00 0.00 0.00 0.01 Average: veth438258e 17.64 21.07 13.76 130.44 0.00 0.00 0.00 0.01 Average: vethc0a03b9 40.67 37.59 33.44 20.58 0.00 0.00 0.00 0.00 Average: veth5356acc 17.83 17.43 9.92 14.86 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1894) 10/15/26 _x86_64_ (8 CPU) 08:44:02 LINUX RESTART (8 CPU) 08:50:00 CPU %user %nice %system %iowait %steal %idle 09:00:28 all 23.04 0.03 3.75 1.41 0.02 71.77 09:00:28 0 19.98 0.02 3.63 1.20 0.02 75.15 09:00:28 1 20.93 0.02 3.54 1.51 0.01 73.99 09:00:28 2 23.70 0.01 4.05 1.68 0.02 70.54 09:00:28 3 25.01 0.03 3.98 1.34 0.02 69.62 09:00:28 4 26.78 0.05 3.92 2.00 0.02 67.23 09:00:28 5 23.94 0.03 3.65 1.07 0.02 71.30 09:00:28 6 23.29 0.03 3.73 1.26 0.02 71.67 09:00:28 7 20.67 0.03 3.46 1.20 0.01 74.62 09:10:01 all 9.20 0.01 1.95 0.14 0.01 88.69 09:10:01 0 7.90 0.01 2.59 0.14 0.01 89.35 09:10:01 1 9.46 0.02 2.10 0.06 0.01 88.36 09:10:01 2 8.74 0.00 1.90 0.23 0.01 89.11 09:10:01 3 9.65 0.00 2.00 0.23 0.01 88.11 09:10:01 4 10.67 0.01 1.85 0.09 0.01 87.36 09:10:01 5 8.69 0.00 1.67 0.11 0.01 89.51 09:10:01 6 8.78 0.01 1.71 0.14 0.02 89.34 09:10:01 7 9.72 0.01 1.80 0.09 0.01 88.37 09:20:01 all 8.62 0.00 2.62 0.05 0.02 88.69 09:20:01 0 8.20 0.00 3.73 0.03 0.02 88.02 09:20:01 1 8.92 0.00 2.99 0.01 0.02 88.06 09:20:01 2 9.09 0.00 2.61 0.09 0.01 88.19 09:20:01 3 8.50 0.01 2.42 0.03 0.01 89.02 09:20:01 4 8.65 0.00 2.36 0.04 0.02 88.93 09:20:01 5 8.76 0.00 2.18 0.03 0.02 89.01 09:20:01 6 8.61 0.00 2.27 0.08 0.01 89.02 09:20:01 7 8.24 0.00 2.40 0.04 0.02 89.30 Average: all 13.83 0.01 2.80 0.55 0.01 82.79 Average: 0 12.20 0.01 3.33 0.47 0.02 83.97 Average: 1 13.28 0.01 2.90 0.55 0.01 83.25 Average: 2 14.08 0.01 2.89 0.69 0.01 82.32 Average: 3 14.63 0.01 2.83 0.55 0.01 81.96 Average: 4 15.62 0.02 2.74 0.74 0.02 80.85 Average: 5 14.04 0.01 2.53 0.42 0.02 82.99 Average: 6 13.79 0.01 2.60 0.51 0.02 83.07 Average: 7 13.05 0.01 2.58 0.46 0.02 83.88