---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17388 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 26G 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 990 13217 4 17884 30633 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:45:ca:47 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.81/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84424sec preferred_lft 84424sec inet6 fe80::f816:3eff:fe45:ca47/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:70:98:18:05:e4 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::9070:98ff:fe18:5e4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-17388) 09/02/26 _x86_64_ (8 CPU) 14:29:19 LINUX RESTART (8 CPU) 14:30:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:40:00 592.65 5.74 567.48 19.43 387.01 63824.11 70530.79 14:50:03 95.57 0.53 90.46 4.58 21.29 14564.49 9421.00 15:00:13 11.10 0.10 10.79 0.22 1.65 449.96 6051.97 Average: 229.07 2.08 219.04 7.95 133.92 25847.29 28211.06 14:30:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:00 8788096 25838272 6373932 19.40 537056 15753320 6737772 19.87 4085372 18415576 316 14:50:03 246244 18835324 13317392 40.52 567672 17158632 19832672 58.48 4607136 24362648 992 15:00:13 230400 18624604 13527940 41.17 567080 16967648 19905188 58.70 4558584 24404548 332 Average: 3088247 21099400 11073088 33.70 557269 16626533 15491877 45.68 4417031 22394257 547 14:30:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:40:00 lo 0.76 0.76 0.07 0.07 0.00 0.00 0.00 0.00 14:40:00 ens3 529.03 343.52 4574.20 107.65 0.00 0.00 0.00 0.00 14:40:00 docker0 26.37 45.14 1.58 785.92 0.00 0.00 0.00 0.00 14:40:00 veth966847c 0.25 0.25 0.02 0.44 0.00 0.00 0.00 0.00 14:50:03 lo 0.95 0.95 0.78 0.78 0.00 0.00 0.00 0.00 14:50:03 ens3 65.13 42.60 1295.16 7.88 0.00 0.00 0.00 0.00 14:50:03 docker0 9.58 13.08 0.52 98.73 0.00 0.00 0.00 0.00 14:50:03 br-dc05d51877d7 0.54 0.50 0.70 0.08 0.00 0.00 0.00 0.00 14:50:03 veth0357b0d 0.04 0.14 0.00 0.01 0.00 0.00 0.00 0.00 14:50:03 veth65e39ab 0.46 0.41 0.06 0.27 0.00 0.00 0.00 0.00 14:50:03 veth3b2cbc2 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:50:03 vethfc917cb 87.43 93.41 46.58 43.84 0.00 0.00 0.00 0.00 14:50:03 veth0f88c85 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 14:50:03 veth043f7cf 77.61 72.03 51.84 35.18 0.00 0.00 0.00 0.00 14:50:03 veth4814ad2 14.19 12.94 5.50 10.14 0.00 0.00 0.00 0.00 15:00:13 lo 9.85 9.85 54.95 54.95 0.00 0.00 0.00 0.00 15:00:13 ens3 8.01 7.33 2.65 3.35 0.00 0.00 0.00 0.00 15:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:13 br-dc05d51877d7 5.69 5.25 53.97 1.11 0.00 0.00 0.00 0.00 15:00:13 veth0357b0d 0.21 0.19 0.02 0.08 0.00 0.00 0.00 0.00 15:00:13 veth65e39ab 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 15:00:13 veth3b2cbc2 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:13 vethfc917cb 307.92 332.59 258.08 145.06 0.00 0.00 0.00 0.02 15:00:13 veth0f88c85 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:13 veth043f7cf 108.27 99.65 95.52 69.47 0.00 0.00 0.00 0.01 15:00:13 veth4814ad2 232.66 216.42 106.50 192.30 0.00 0.00 0.00 0.02 Average: lo 3.91 3.91 18.91 18.91 0.00 0.00 0.00 0.00 Average: ens3 197.08 128.80 1926.58 38.89 0.00 0.00 0.00 0.00 Average: docker0 11.81 19.11 0.69 289.40 0.00 0.00 0.00 0.00 Average: br-dc05d51877d7 2.11 1.95 18.53 0.40 0.00 0.00 0.00 0.00 Average: veth0357b0d 0.09 0.11 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth65e39ab 0.29 0.21 0.04 0.21 0.00 0.00 0.00 0.00 Average: veth3b2cbc2 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethfc917cb 133.65 144.01 103.07 63.85 0.00 0.00 0.00 0.01 Average: veth0f88c85 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth043f7cf 62.69 57.90 49.74 35.33 0.00 0.00 0.00 0.00 Average: veth4814ad2 83.61 77.69 37.94 68.58 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-17388) 09/02/26 _x86_64_ (8 CPU) 14:29:19 LINUX RESTART (8 CPU) 14:30:13 CPU %user %nice %system %iowait %steal %idle 14:40:00 all 34.84 0.00 5.00 2.26 0.03 57.87 14:40:00 0 31.82 0.00 5.27 2.52 0.03 60.37 14:40:00 1 37.09 0.00 4.86 1.48 0.03 56.54 14:40:00 2 32.20 0.00 5.02 4.50 0.03 58.25 14:40:00 3 35.88 0.00 5.41 1.41 0.03 57.27 14:40:00 4 34.10 0.00 5.28 1.94 0.03 58.66 14:40:00 5 35.98 0.00 5.07 2.50 0.03 56.42 14:40:00 6 37.98 0.00 4.85 2.35 0.03 54.79 14:40:00 7 33.73 0.00 4.22 1.36 0.03 60.66 14:50:03 all 10.76 0.02 1.95 0.64 0.02 86.61 14:50:03 0 10.24 0.01 2.44 0.74 0.02 86.55 14:50:03 1 9.96 0.02 2.11 0.94 0.02 86.95 14:50:03 2 12.58 0.05 2.03 0.43 0.02 84.90 14:50:03 3 10.25 0.02 1.86 0.44 0.02 87.41 14:50:03 4 10.57 0.02 1.83 0.75 0.02 86.81 14:50:03 5 10.19 0.03 1.82 0.33 0.02 87.61 14:50:03 6 11.78 0.02 1.82 0.85 0.02 85.52 14:50:03 7 10.47 0.02 1.71 0.64 0.02 87.15 15:00:13 all 6.03 0.00 1.46 0.04 0.02 92.45 15:00:13 0 5.28 0.00 1.95 0.08 0.02 92.67 15:00:13 1 6.27 0.00 1.56 0.02 0.02 92.13 15:00:13 2 6.94 0.00 1.56 0.02 0.02 91.46 15:00:13 3 6.59 0.00 1.39 0.04 0.02 91.97 15:00:13 4 6.05 0.00 1.35 0.02 0.02 92.57 15:00:13 5 6.04 0.00 1.14 0.04 0.02 92.76 15:00:13 6 5.25 0.00 1.41 0.07 0.01 93.26 15:00:13 7 5.84 0.00 1.33 0.02 0.02 92.78 Average: all 17.01 0.01 2.78 0.96 0.02 79.21 Average: 0 15.59 0.00 3.20 1.10 0.02 80.10 Average: 1 17.56 0.01 2.82 0.80 0.02 78.79 Average: 2 17.08 0.02 2.85 1.62 0.02 78.42 Average: 3 17.37 0.01 2.86 0.62 0.02 79.13 Average: 4 16.72 0.01 2.79 0.89 0.02 79.57 Average: 5 17.19 0.01 2.65 0.94 0.02 79.20 Average: 6 18.12 0.01 2.67 1.07 0.02 78.11 Average: 7 16.51 0.01 2.40 0.67 0.02 80.40